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| 79 | SUMMARY: <A HREF="#nested_class_summary">NESTED</A> | <A HREF="#field_summary">FIELD</A> | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD> |
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| 89 | <H2> |
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| 91 | org.apache.hadoop.mapred</FONT> |
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| 92 | <BR> |
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| 93 | Class JobTracker</H2> |
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| 94 | <PRE> |
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| 95 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A> |
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| 96 | <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.mapred.JobTracker</B> |
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| 97 | </PRE> |
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| 98 | <DL> |
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| 99 | <DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/apache/hadoop/ipc/VersionedProtocol.html" title="interface in org.apache.hadoop.ipc">VersionedProtocol</A>, <A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html" title="interface in org.apache.hadoop.security.authorize">RefreshAuthorizationPolicyProtocol</A></DD> |
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| 100 | </DL> |
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| 101 | <HR> |
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| 102 | <DL> |
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| 103 | <DT><PRE>public class <B>JobTracker</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A><DT>implements <A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html" title="interface in org.apache.hadoop.security.authorize">RefreshAuthorizationPolicyProtocol</A></DL> |
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| 104 | </PRE> |
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| 105 | |
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| 106 | <P> |
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| 107 | JobTracker is the central location for submitting and |
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| 108 | tracking MR jobs in a network environment. |
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| 109 | <P> |
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| 110 | |
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| 111 | <P> |
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| 112 | <HR> |
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| 113 | |
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| 114 | <P> |
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| 115 | <!-- ======== NESTED CLASS SUMMARY ======== --> |
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| 120 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 121 | <B>Nested Class Summary</B></FONT></TH> |
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| 123 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 124 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 125 | <CODE>static class</CODE></FONT></TD> |
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| 126 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.IllegalStateException.html" title="class in org.apache.hadoop.mapred">JobTracker.IllegalStateException</A></B></CODE> |
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| 127 | |
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| 128 | <BR> |
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| 129 | A client tried to submit a job before the Job Tracker was ready.</TD> |
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| 130 | </TR> |
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| 131 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 132 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 133 | <CODE>static class</CODE></FONT></TD> |
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| 134 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.State.html" title="enum in org.apache.hadoop.mapred">JobTracker.State</A></B></CODE> |
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| 135 | |
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| 136 | <BR> |
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| 137 | </TD> |
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| 138 | </TR> |
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| 139 | </TABLE> |
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| 140 | <!-- =========== FIELD SUMMARY =========== --> |
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| 141 | |
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| 142 | <A NAME="field_summary"><!-- --></A> |
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| 143 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 144 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 145 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 146 | <B>Field Summary</B></FONT></TH> |
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| 147 | </TR> |
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| 148 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 149 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 150 | <CODE>static int</CODE></FONT></TD> |
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| 151 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#CLUSTER_INCREMENT">CLUSTER_INCREMENT</A></B></CODE> |
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| 152 | |
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| 153 | <BR> |
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| 154 | </TD> |
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| 155 | </TR> |
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| 156 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 157 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 158 | <CODE>static long</CODE></FONT></TD> |
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| 159 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#COUNTER_UPDATE_INTERVAL">COUNTER_UPDATE_INTERVAL</A></B></CODE> |
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| 160 | |
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| 161 | <BR> |
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| 162 | </TD> |
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| 163 | </TR> |
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| 164 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 165 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 166 | <CODE>static int</CODE></FONT></TD> |
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| 167 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#FILE_NOT_FOUND">FILE_NOT_FOUND</A></B></CODE> |
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| 168 | |
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| 169 | <BR> |
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| 170 | </TD> |
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| 171 | </TR> |
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| 172 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 173 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 174 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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| 175 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#FOR_REDUCE_TASK">FOR_REDUCE_TASK</A></B></CODE> |
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| 176 | |
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| 177 | <BR> |
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| 178 | The reduce task number for which this map output is being transferred</TD> |
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| 179 | </TR> |
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| 180 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 181 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 182 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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| 183 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#FROM_MAP_TASK">FROM_MAP_TASK</A></B></CODE> |
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| 184 | |
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| 185 | <BR> |
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| 186 | The map task from which the map output data is being transferred</TD> |
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| 187 | </TR> |
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| 188 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 189 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 190 | <CODE>static int</CODE></FONT></TD> |
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| 191 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#HEARTBEAT_INTERVAL_MIN">HEARTBEAT_INTERVAL_MIN</A></B></CODE> |
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| 192 | |
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| 193 | <BR> |
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| 194 | </TD> |
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| 195 | </TR> |
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| 196 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 197 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 198 | <CODE>static org.apache.commons.logging.Log</CODE></FONT></TD> |
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| 199 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#LOG">LOG</A></B></CODE> |
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| 200 | |
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| 201 | <BR> |
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| 202 | </TD> |
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| 203 | </TR> |
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| 204 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 205 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 206 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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| 207 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#MAP_OUTPUT_LENGTH">MAP_OUTPUT_LENGTH</A></B></CODE> |
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| 208 | |
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| 209 | <BR> |
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| 210 | The custom http header used for the map output length.</TD> |
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| 211 | </TR> |
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| 212 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 213 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 214 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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| 215 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#RAW_MAP_OUTPUT_LENGTH">RAW_MAP_OUTPUT_LENGTH</A></B></CODE> |
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| 216 | |
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| 217 | <BR> |
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| 218 | The custom http header used for the "raw" map output length.</TD> |
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| 219 | </TR> |
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| 220 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 221 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 222 | <CODE>static int</CODE></FONT></TD> |
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| 223 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#SUCCESS">SUCCESS</A></B></CODE> |
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| 224 | |
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| 225 | <BR> |
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| 226 | </TD> |
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| 227 | </TR> |
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| 228 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 229 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 230 | <CODE>static int</CODE></FONT></TD> |
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| 231 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#TRACKERS_OK">TRACKERS_OK</A></B></CODE> |
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| 232 | |
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| 233 | <BR> |
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| 234 | </TD> |
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| 235 | </TR> |
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| 236 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 237 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 238 | <CODE>static int</CODE></FONT></TD> |
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| 239 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#UNKNOWN_TASKTRACKER">UNKNOWN_TASKTRACKER</A></B></CODE> |
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| 240 | |
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| 241 | <BR> |
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| 242 | </TD> |
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| 243 | </TR> |
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| 244 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 245 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 246 | <CODE>static long</CODE></FONT></TD> |
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| 247 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#versionID">versionID</A></B></CODE> |
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| 248 | |
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| 249 | <BR> |
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| 250 | version 3 introduced to replace |
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| 251 | emitHearbeat/pollForNewTask/pollForTaskWithClosedJob with |
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| 252 | <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#heartbeat(org.apache.hadoop.mapred.TaskTrackerStatus, boolean, boolean, boolean, short)"><CODE>heartbeat(TaskTrackerStatus, boolean, boolean, boolean, short)</CODE></A> |
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| 253 | version 4 changed TaskReport for HADOOP-549.</TD> |
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| 254 | </TR> |
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| 255 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 256 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 257 | <CODE>static long</CODE></FONT></TD> |
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| 258 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#versionID">versionID</A></B></CODE> |
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| 259 | |
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| 260 | <BR> |
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| 261 | </TD> |
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| 262 | </TR> |
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| 263 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 264 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 265 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
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| 266 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#WORKDIR">WORKDIR</A></B></CODE> |
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| 267 | |
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| 268 | <BR> |
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| 269 | </TD> |
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| 270 | </TR> |
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| 271 | </TABLE> |
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| 272 | <A NAME="fields_inherited_from_class_org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol"><!-- --></A> |
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| 273 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 274 | <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
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| 275 | <TH ALIGN="left"><B>Fields inherited from interface org.apache.hadoop.security.authorize.<A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html" title="interface in org.apache.hadoop.security.authorize">RefreshAuthorizationPolicyProtocol</A></B></TH> |
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| 276 | </TR> |
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| 277 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 278 | <TD><CODE><A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html#versionID">versionID</A></CODE></TD> |
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| 279 | </TR> |
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| 280 | </TABLE> |
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| 281 | |
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| 282 | <!-- ========== METHOD SUMMARY =========== --> |
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| 283 | |
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| 284 | <A NAME="method_summary"><!-- --></A> |
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| 285 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 286 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 287 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 288 | <B>Method Summary</B></FONT></TH> |
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| 289 | </TR> |
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| 290 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 291 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 292 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><org.apache.hadoop.mapred.TaskTrackerStatus></CODE></FONT></TD> |
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| 293 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#activeTaskTrackers()">activeTaskTrackers</A></B>()</CODE> |
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| 294 | |
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| 295 | <BR> |
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| 296 | Get the active task tracker statuses in the cluster</TD> |
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| 297 | </TR> |
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| 298 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 299 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 300 | <CODE> void</CODE></FONT></TD> |
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| 301 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#addJobInProgressListener(org.apache.hadoop.mapred.JobInProgressListener)">addJobInProgressListener</A></B>(org.apache.hadoop.mapred.JobInProgressListener listener)</CODE> |
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| 302 | |
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| 303 | <BR> |
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| 304 | Registers a <CODE>JobInProgressListener</CODE> for updates from this |
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| 305 | <CODE>TaskTrackerManager</CODE>.</TD> |
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| 306 | </TR> |
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| 307 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 308 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 309 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><org.apache.hadoop.mapred.TaskTrackerStatus></CODE></FONT></TD> |
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| 310 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#blacklistedTaskTrackers()">blacklistedTaskTrackers</A></B>()</CODE> |
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| 311 | |
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| 312 | <BR> |
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| 313 | Get the blacklisted task tracker statuses in the cluster</TD> |
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| 314 | </TR> |
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| 315 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 316 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 317 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</A><org.apache.hadoop.mapred.JobInProgress></CODE></FONT></TD> |
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| 318 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#completedJobs()">completedJobs</A></B>()</CODE> |
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| 319 | |
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| 320 | <BR> |
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| 321 | </TD> |
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| 322 | </TR> |
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| 323 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 324 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 325 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</A><org.apache.hadoop.mapred.JobInProgress></CODE></FONT></TD> |
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| 326 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#failedJobs()">failedJobs</A></B>()</CODE> |
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| 327 | |
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| 328 | <BR> |
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| 329 | </TD> |
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| 330 | </TR> |
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| 331 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 332 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 333 | <CODE> void</CODE></FONT></TD> |
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| 334 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#failJob(org.apache.hadoop.mapred.JobInProgress)">failJob</A></B>(org.apache.hadoop.mapred.JobInProgress job)</CODE> |
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| 335 | |
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| 336 | <BR> |
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| 337 | Fail a job and inform the listeners.</TD> |
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| 338 | </TR> |
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| 339 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 340 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 341 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A></CODE></FONT></TD> |
---|
| 342 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getAddress(org.apache.hadoop.conf.Configuration)">getAddress</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf)</CODE> |
---|
| 343 | |
---|
| 344 | <BR> |
---|
| 345 | </TD> |
---|
| 346 | </TR> |
---|
| 347 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 348 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 349 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A>[]</CODE></FONT></TD> |
---|
| 350 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getAllJobs()">getAllJobs</A></B>()</CODE> |
---|
| 351 | |
---|
| 352 | <BR> |
---|
| 353 | Get all the jobs submitted.</TD> |
---|
| 354 | </TR> |
---|
| 355 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 356 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 357 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 358 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getAssignedTracker(org.apache.hadoop.mapred.TaskAttemptID)">getAssignedTracker</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</A> taskId)</CODE> |
---|
| 359 | |
---|
| 360 | <BR> |
---|
| 361 | Get tracker name for a given task id.</TD> |
---|
| 362 | </TR> |
---|
| 363 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 364 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 365 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 366 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getBuildVersion()">getBuildVersion</A></B>()</CODE> |
---|
| 367 | |
---|
| 368 | <BR> |
---|
| 369 | Returns the buildVersion of the JobTracker</TD> |
---|
| 370 | </TR> |
---|
| 371 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 372 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 373 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[]</CODE></FONT></TD> |
---|
| 374 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getCleanupTaskReports(org.apache.hadoop.mapred.JobID)">getCleanupTaskReports</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 375 | |
---|
| 376 | <BR> |
---|
| 377 | Grab a bunch of info on the cleanup tasks that make up the job</TD> |
---|
| 378 | </TR> |
---|
| 379 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 380 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 381 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/ClusterStatus.html" title="class in org.apache.hadoop.mapred">ClusterStatus</A></CODE></FONT></TD> |
---|
| 382 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getClusterStatus()">getClusterStatus</A></B>()</CODE> |
---|
| 383 | |
---|
| 384 | <BR> |
---|
| 385 | <B>Deprecated.</B> <I>use <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getClusterStatus(boolean)"><CODE>getClusterStatus(boolean)</CODE></A></I></TD> |
---|
| 386 | </TR> |
---|
| 387 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 388 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 389 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/ClusterStatus.html" title="class in org.apache.hadoop.mapred">ClusterStatus</A></CODE></FONT></TD> |
---|
| 390 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getClusterStatus(boolean)">getClusterStatus</A></B>(boolean detailed)</CODE> |
---|
| 391 | |
---|
| 392 | <BR> |
---|
| 393 | Get the current status of the cluster</TD> |
---|
| 394 | </TR> |
---|
| 395 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 396 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 397 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 398 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getFilesystemName()">getFilesystemName</A></B>()</CODE> |
---|
| 399 | |
---|
| 400 | <BR> |
---|
| 401 | Grab the local fs name</TD> |
---|
| 402 | </TR> |
---|
| 403 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 404 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 405 | <CODE> int</CODE></FONT></TD> |
---|
| 406 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getInfoPort()">getInfoPort</A></B>()</CODE> |
---|
| 407 | |
---|
| 408 | <BR> |
---|
| 409 | </TD> |
---|
| 410 | </TR> |
---|
| 411 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 412 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 413 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><? extends org.apache.hadoop.mapred.JobTrackerInstrumentation></CODE></FONT></TD> |
---|
| 414 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getInstrumentationClass(org.apache.hadoop.conf.Configuration)">getInstrumentationClass</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf)</CODE> |
---|
| 415 | |
---|
| 416 | <BR> |
---|
| 417 | </TD> |
---|
| 418 | </TR> |
---|
| 419 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 420 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 421 | <CODE> org.apache.hadoop.mapred.JobInProgress</CODE></FONT></TD> |
---|
| 422 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getJob(org.apache.hadoop.mapred.JobID)">getJob</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 423 | |
---|
| 424 | <BR> |
---|
| 425 | Obtain the job object identified by jobid</TD> |
---|
| 426 | </TR> |
---|
| 427 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 428 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 429 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/Counters.html" title="class in org.apache.hadoop.mapred">Counters</A></CODE></FONT></TD> |
---|
| 430 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getJobCounters(org.apache.hadoop.mapred.JobID)">getJobCounters</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 431 | |
---|
| 432 | <BR> |
---|
| 433 | Grab the current job counters</TD> |
---|
| 434 | </TR> |
---|
| 435 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 436 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 437 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobProfile.html" title="class in org.apache.hadoop.mapred">JobProfile</A></CODE></FONT></TD> |
---|
| 438 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getJobProfile(org.apache.hadoop.mapred.JobID)">getJobProfile</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 439 | |
---|
| 440 | <BR> |
---|
| 441 | Grab a handle to a job that is already known to the JobTracker.</TD> |
---|
| 442 | </TR> |
---|
| 443 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 444 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 445 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A>[]</CODE></FONT></TD> |
---|
| 446 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getJobsFromQueue(java.lang.String)">getJobsFromQueue</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> queue)</CODE> |
---|
| 447 | |
---|
| 448 | <BR> |
---|
| 449 | Gets all the jobs submitted to the particular Queue</TD> |
---|
| 450 | </TR> |
---|
| 451 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 452 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 453 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A></CODE></FONT></TD> |
---|
| 454 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getJobStatus(org.apache.hadoop.mapred.JobID)">getJobStatus</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 455 | |
---|
| 456 | <BR> |
---|
| 457 | Grab a handle to a job that is already known to the JobTracker.</TD> |
---|
| 458 | </TR> |
---|
| 459 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 460 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 461 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 462 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getJobTrackerMachine()">getJobTrackerMachine</A></B>()</CODE> |
---|
| 463 | |
---|
| 464 | <BR> |
---|
| 465 | </TD> |
---|
| 466 | </TR> |
---|
| 467 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 468 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 469 | <CODE>static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 470 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getLocalJobFilePath(org.apache.hadoop.mapred.JobID)">getLocalJobFilePath</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobId)</CODE> |
---|
| 471 | |
---|
| 472 | <BR> |
---|
| 473 | Get the localized job file path on the job trackers local file system</TD> |
---|
| 474 | </TR> |
---|
| 475 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 476 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 477 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[]</CODE></FONT></TD> |
---|
| 478 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getMapTaskReports(org.apache.hadoop.mapred.JobID)">getMapTaskReports</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 479 | |
---|
| 480 | <BR> |
---|
| 481 | Grab a bunch of info on the map tasks that make up the job</TD> |
---|
| 482 | </TR> |
---|
| 483 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 484 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 485 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A></CODE></FONT></TD> |
---|
| 486 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNewJobId()">getNewJobId</A></B>()</CODE> |
---|
| 487 | |
---|
| 488 | <BR> |
---|
| 489 | Allocates a new JobId string.</TD> |
---|
| 490 | </TR> |
---|
| 491 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 492 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 493 | <CODE> int</CODE></FONT></TD> |
---|
| 494 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNextHeartbeatInterval()">getNextHeartbeatInterval</A></B>()</CODE> |
---|
| 495 | |
---|
| 496 | <BR> |
---|
| 497 | Calculates next heartbeat interval using cluster size.</TD> |
---|
| 498 | </TR> |
---|
| 499 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 500 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 501 | <CODE> <A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A></CODE></FONT></TD> |
---|
| 502 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNode(java.lang.String)">getNode</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> name)</CODE> |
---|
| 503 | |
---|
| 504 | <BR> |
---|
| 505 | Return the Node in the network topology that corresponds to the hostname</TD> |
---|
| 506 | </TR> |
---|
| 507 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 508 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 509 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><<A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A>></CODE></FONT></TD> |
---|
| 510 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNodesAtMaxLevel()">getNodesAtMaxLevel</A></B>()</CODE> |
---|
| 511 | |
---|
| 512 | <BR> |
---|
| 513 | Returns a collection of nodes at the max level</TD> |
---|
| 514 | </TR> |
---|
| 515 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 516 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 517 | <CODE> int</CODE></FONT></TD> |
---|
| 518 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNumberOfUniqueHosts()">getNumberOfUniqueHosts</A></B>()</CODE> |
---|
| 519 | |
---|
| 520 | <BR> |
---|
| 521 | </TD> |
---|
| 522 | </TR> |
---|
| 523 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 524 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 525 | <CODE> int</CODE></FONT></TD> |
---|
| 526 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNumResolvedTaskTrackers()">getNumResolvedTaskTrackers</A></B>()</CODE> |
---|
| 527 | |
---|
| 528 | <BR> |
---|
| 529 | </TD> |
---|
| 530 | </TR> |
---|
| 531 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 532 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 533 | <CODE> int</CODE></FONT></TD> |
---|
| 534 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getNumTaskCacheLevels()">getNumTaskCacheLevels</A></B>()</CODE> |
---|
| 535 | |
---|
| 536 | <BR> |
---|
| 537 | </TD> |
---|
| 538 | </TR> |
---|
| 539 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 540 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 541 | <CODE>static <A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A></CODE></FONT></TD> |
---|
| 542 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getParentNode(org.apache.hadoop.net.Node, int)">getParentNode</A></B>(<A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A> node, |
---|
| 543 | int level)</CODE> |
---|
| 544 | |
---|
| 545 | <BR> |
---|
| 546 | </TD> |
---|
| 547 | </TR> |
---|
| 548 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 549 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 550 | <CODE> long</CODE></FONT></TD> |
---|
| 551 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getProtocolVersion(java.lang.String, long)">getProtocolVersion</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> protocol, |
---|
| 552 | long clientVersion)</CODE> |
---|
| 553 | |
---|
| 554 | <BR> |
---|
| 555 | Return protocol version corresponding to protocol interface.</TD> |
---|
| 556 | </TR> |
---|
| 557 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 558 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 559 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobQueueInfo.html" title="class in org.apache.hadoop.mapred">JobQueueInfo</A></CODE></FONT></TD> |
---|
| 560 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getQueueInfo(java.lang.String)">getQueueInfo</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> queue)</CODE> |
---|
| 561 | |
---|
| 562 | <BR> |
---|
| 563 | Gets scheduling information associated with the particular Job queue</TD> |
---|
| 564 | </TR> |
---|
| 565 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 566 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 567 | <CODE> org.apache.hadoop.mapred.QueueManager</CODE></FONT></TD> |
---|
| 568 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getQueueManager()">getQueueManager</A></B>()</CODE> |
---|
| 569 | |
---|
| 570 | <BR> |
---|
| 571 | Return the <CODE>QueueManager</CODE> associated with the JobTracker.</TD> |
---|
| 572 | </TR> |
---|
| 573 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 574 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 575 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobQueueInfo.html" title="class in org.apache.hadoop.mapred">JobQueueInfo</A>[]</CODE></FONT></TD> |
---|
| 576 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getQueues()">getQueues</A></B>()</CODE> |
---|
| 577 | |
---|
| 578 | <BR> |
---|
| 579 | Gets set of Job Queues associated with the Job Tracker</TD> |
---|
| 580 | </TR> |
---|
| 581 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 582 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 583 | <CODE> long</CODE></FONT></TD> |
---|
| 584 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getRecoveryDuration()">getRecoveryDuration</A></B>()</CODE> |
---|
| 585 | |
---|
| 586 | <BR> |
---|
| 587 | How long the jobtracker took to recover from restart.</TD> |
---|
| 588 | </TR> |
---|
| 589 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 590 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 591 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[]</CODE></FONT></TD> |
---|
| 592 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getReduceTaskReports(org.apache.hadoop.mapred.JobID)">getReduceTaskReports</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 593 | |
---|
| 594 | <BR> |
---|
| 595 | Grab a bunch of info on the reduce tasks that make up the job</TD> |
---|
| 596 | </TR> |
---|
| 597 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 598 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 599 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><org.apache.hadoop.mapred.JobInProgress></CODE></FONT></TD> |
---|
| 600 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getRunningJobs()">getRunningJobs</A></B>()</CODE> |
---|
| 601 | |
---|
| 602 | <BR> |
---|
| 603 | Version that is called from a timer thread, and therefore needs to be |
---|
| 604 | careful to synchronize.</TD> |
---|
| 605 | </TR> |
---|
| 606 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 607 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 608 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[]</CODE></FONT></TD> |
---|
| 609 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getSetupTaskReports(org.apache.hadoop.mapred.JobID)">getSetupTaskReports</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 610 | |
---|
| 611 | <BR> |
---|
| 612 | Grab a bunch of info on the setup tasks that make up the job</TD> |
---|
| 613 | </TR> |
---|
| 614 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 615 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 616 | <CODE> long</CODE></FONT></TD> |
---|
| 617 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getStartTime()">getStartTime</A></B>()</CODE> |
---|
| 618 | |
---|
| 619 | <BR> |
---|
| 620 | </TD> |
---|
| 621 | </TR> |
---|
| 622 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 623 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 624 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 625 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getSystemDir()">getSystemDir</A></B>()</CODE> |
---|
| 626 | |
---|
| 627 | <BR> |
---|
| 628 | Grab the jobtracker system directory path where job-specific files are to be placed.</TD> |
---|
| 629 | </TR> |
---|
| 630 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 631 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 632 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/TaskCompletionEvent.html" title="class in org.apache.hadoop.mapred">TaskCompletionEvent</A>[]</CODE></FONT></TD> |
---|
| 633 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTaskCompletionEvents(org.apache.hadoop.mapred.JobID, int, int)">getTaskCompletionEvents</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid, |
---|
| 634 | int fromEventId, |
---|
| 635 | int maxEvents)</CODE> |
---|
| 636 | |
---|
| 637 | <BR> |
---|
| 638 | Get task completion events for the jobid, starting from fromEventId.</TD> |
---|
| 639 | </TR> |
---|
| 640 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 641 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 642 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>[]</CODE></FONT></TD> |
---|
| 643 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTaskDiagnostics(org.apache.hadoop.mapred.TaskAttemptID)">getTaskDiagnostics</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</A> taskId)</CODE> |
---|
| 644 | |
---|
| 645 | <BR> |
---|
| 646 | Get the diagnostics for a given task</TD> |
---|
| 647 | </TR> |
---|
| 648 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 649 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 650 | <CODE> org.apache.hadoop.mapred.TaskTrackerStatus</CODE></FONT></TD> |
---|
| 651 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTaskTracker(java.lang.String)">getTaskTracker</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> trackerID)</CODE> |
---|
| 652 | |
---|
| 653 | <BR> |
---|
| 654 | </TD> |
---|
| 655 | </TR> |
---|
| 656 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 657 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 658 | <CODE> org.apache.hadoop.mapred.TaskInProgress</CODE></FONT></TD> |
---|
| 659 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTip(org.apache.hadoop.mapred.TaskID)">getTip</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskID.html" title="class in org.apache.hadoop.mapred">TaskID</A> tipid)</CODE> |
---|
| 660 | |
---|
| 661 | <BR> |
---|
| 662 | Returns specified TaskInProgress, or null.</TD> |
---|
| 663 | </TR> |
---|
| 664 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 665 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 666 | <CODE> int</CODE></FONT></TD> |
---|
| 667 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTotalSubmissions()">getTotalSubmissions</A></B>()</CODE> |
---|
| 668 | |
---|
| 669 | <BR> |
---|
| 670 | </TD> |
---|
| 671 | </TR> |
---|
| 672 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 673 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 674 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD> |
---|
| 675 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTrackerIdentifier()">getTrackerIdentifier</A></B>()</CODE> |
---|
| 676 | |
---|
| 677 | <BR> |
---|
| 678 | Get the unique identifier (ie.</TD> |
---|
| 679 | </TR> |
---|
| 680 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 681 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 682 | <CODE> int</CODE></FONT></TD> |
---|
| 683 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getTrackerPort()">getTrackerPort</A></B>()</CODE> |
---|
| 684 | |
---|
| 685 | <BR> |
---|
| 686 | </TD> |
---|
| 687 | </TR> |
---|
| 688 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 689 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 690 | <CODE> boolean</CODE></FONT></TD> |
---|
| 691 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#hasRecovered()">hasRecovered</A></B>()</CODE> |
---|
| 692 | |
---|
| 693 | <BR> |
---|
| 694 | Whether the JT has recovered upon restart</TD> |
---|
| 695 | </TR> |
---|
| 696 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 697 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 698 | <CODE> boolean</CODE></FONT></TD> |
---|
| 699 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#hasRestarted()">hasRestarted</A></B>()</CODE> |
---|
| 700 | |
---|
| 701 | <BR> |
---|
| 702 | Whether the JT has restarted</TD> |
---|
| 703 | </TR> |
---|
| 704 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 705 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 706 | <CODE> org.apache.hadoop.mapred.HeartbeatResponse</CODE></FONT></TD> |
---|
| 707 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#heartbeat(org.apache.hadoop.mapred.TaskTrackerStatus, boolean, boolean, boolean, short)">heartbeat</A></B>(org.apache.hadoop.mapred.TaskTrackerStatus status, |
---|
| 708 | boolean restarted, |
---|
| 709 | boolean initialContact, |
---|
| 710 | boolean acceptNewTasks, |
---|
| 711 | short responseId)</CODE> |
---|
| 712 | |
---|
| 713 | <BR> |
---|
| 714 | The periodic heartbeat mechanism between the <A HREF="../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A> and |
---|
| 715 | the <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred"><CODE>JobTracker</CODE></A>.</TD> |
---|
| 716 | </TR> |
---|
| 717 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 718 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 719 | <CODE> void</CODE></FONT></TD> |
---|
| 720 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#initJob(org.apache.hadoop.mapred.JobInProgress)">initJob</A></B>(org.apache.hadoop.mapred.JobInProgress job)</CODE> |
---|
| 721 | |
---|
| 722 | <BR> |
---|
| 723 | Initialize the Job</TD> |
---|
| 724 | </TR> |
---|
| 725 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 726 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 727 | <CODE> boolean</CODE></FONT></TD> |
---|
| 728 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#isBlacklisted(java.lang.String)">isBlacklisted</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> trackerID)</CODE> |
---|
| 729 | |
---|
| 730 | <BR> |
---|
| 731 | Whether the tracker is blacklisted or not</TD> |
---|
| 732 | </TR> |
---|
| 733 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 734 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 735 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A>[]</CODE></FONT></TD> |
---|
| 736 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#jobsToComplete()">jobsToComplete</A></B>()</CODE> |
---|
| 737 | |
---|
| 738 | <BR> |
---|
| 739 | Get the jobs that are not completed and not failed</TD> |
---|
| 740 | </TR> |
---|
| 741 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 742 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 743 | <CODE> void</CODE></FONT></TD> |
---|
| 744 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#killJob(org.apache.hadoop.mapred.JobID)">killJob</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</CODE> |
---|
| 745 | |
---|
| 746 | <BR> |
---|
| 747 | Kill the indicated job</TD> |
---|
| 748 | </TR> |
---|
| 749 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 750 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 751 | <CODE> boolean</CODE></FONT></TD> |
---|
| 752 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#killTask(org.apache.hadoop.mapred.TaskAttemptID, boolean)">killTask</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</A> taskid, |
---|
| 753 | boolean shouldFail)</CODE> |
---|
| 754 | |
---|
| 755 | <BR> |
---|
| 756 | Mark a Task to be killed</TD> |
---|
| 757 | </TR> |
---|
| 758 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 759 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 760 | <CODE>static void</CODE></FONT></TD> |
---|
| 761 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#main(java.lang.String[])">main</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>[] argv)</CODE> |
---|
| 762 | |
---|
| 763 | <BR> |
---|
| 764 | Start the JobTracker process.</TD> |
---|
| 765 | </TR> |
---|
| 766 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 767 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 768 | <CODE> void</CODE></FONT></TD> |
---|
| 769 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#offerService()">offerService</A></B>()</CODE> |
---|
| 770 | |
---|
| 771 | <BR> |
---|
| 772 | Run forever</TD> |
---|
| 773 | </TR> |
---|
| 774 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 775 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 776 | <CODE> void</CODE></FONT></TD> |
---|
| 777 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#refreshServiceAcl()">refreshServiceAcl</A></B>()</CODE> |
---|
| 778 | |
---|
| 779 | <BR> |
---|
| 780 | Refresh the service-level authorization policy in-effect.</TD> |
---|
| 781 | </TR> |
---|
| 782 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 783 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 784 | <CODE> void</CODE></FONT></TD> |
---|
| 785 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#removeJobInProgressListener(org.apache.hadoop.mapred.JobInProgressListener)">removeJobInProgressListener</A></B>(org.apache.hadoop.mapred.JobInProgressListener listener)</CODE> |
---|
| 786 | |
---|
| 787 | <BR> |
---|
| 788 | Unregisters a <CODE>JobInProgressListener</CODE> from this |
---|
| 789 | <CODE>TaskTrackerManager</CODE>.</TD> |
---|
| 790 | </TR> |
---|
| 791 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 792 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 793 | <CODE> void</CODE></FONT></TD> |
---|
| 794 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#reportTaskTrackerError(java.lang.String, java.lang.String, java.lang.String)">reportTaskTrackerError</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> taskTracker, |
---|
| 795 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> errorClass, |
---|
| 796 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> errorMessage)</CODE> |
---|
| 797 | |
---|
| 798 | <BR> |
---|
| 799 | Report a problem to the job tracker.</TD> |
---|
| 800 | </TR> |
---|
| 801 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 802 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 803 | <CODE> <A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A></CODE></FONT></TD> |
---|
| 804 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#resolveAndAddToTopology(java.lang.String)">resolveAndAddToTopology</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> name)</CODE> |
---|
| 805 | |
---|
| 806 | <BR> |
---|
| 807 | </TD> |
---|
| 808 | </TR> |
---|
| 809 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 810 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 811 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</A><org.apache.hadoop.mapred.JobInProgress></CODE></FONT></TD> |
---|
| 812 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#runningJobs()">runningJobs</A></B>()</CODE> |
---|
| 813 | |
---|
| 814 | <BR> |
---|
| 815 | </TD> |
---|
| 816 | </TR> |
---|
| 817 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 818 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 819 | <CODE>static void</CODE></FONT></TD> |
---|
| 820 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#setInstrumentationClass(org.apache.hadoop.conf.Configuration, java.lang.Class)">setInstrumentationClass</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
---|
| 821 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><? extends org.apache.hadoop.mapred.JobTrackerInstrumentation> t)</CODE> |
---|
| 822 | |
---|
| 823 | <BR> |
---|
| 824 | </TD> |
---|
| 825 | </TR> |
---|
| 826 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 827 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 828 | <CODE> void</CODE></FONT></TD> |
---|
| 829 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#setJobPriority(org.apache.hadoop.mapred.JobID, java.lang.String)">setJobPriority</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid, |
---|
| 830 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> priority)</CODE> |
---|
| 831 | |
---|
| 832 | <BR> |
---|
| 833 | Set the priority of a job</TD> |
---|
| 834 | </TR> |
---|
| 835 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 836 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 837 | <CODE>static <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred">JobTracker</A></CODE></FONT></TD> |
---|
| 838 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#startTracker(org.apache.hadoop.mapred.JobConf)">startTracker</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> conf)</CODE> |
---|
| 839 | |
---|
| 840 | <BR> |
---|
| 841 | Start the JobTracker with given configuration.</TD> |
---|
| 842 | </TR> |
---|
| 843 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 844 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 845 | <CODE>static <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred">JobTracker</A></CODE></FONT></TD> |
---|
| 846 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#startTracker(org.apache.hadoop.mapred.JobConf, java.lang.String)">startTracker</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> conf, |
---|
| 847 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> identifier)</CODE> |
---|
| 848 | |
---|
| 849 | <BR> |
---|
| 850 | </TD> |
---|
| 851 | </TR> |
---|
| 852 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 853 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 854 | <CODE> void</CODE></FONT></TD> |
---|
| 855 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#stopTracker()">stopTracker</A></B>()</CODE> |
---|
| 856 | |
---|
| 857 | <BR> |
---|
| 858 | </TD> |
---|
| 859 | </TR> |
---|
| 860 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 861 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 862 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A></CODE></FONT></TD> |
---|
| 863 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#submitJob(org.apache.hadoop.mapred.JobID)">submitJob</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobId)</CODE> |
---|
| 864 | |
---|
| 865 | <BR> |
---|
| 866 | JobTracker.submitJob() kicks off a new job.</TD> |
---|
| 867 | </TR> |
---|
| 868 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 869 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 870 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>>></CODE></FONT></TD> |
---|
| 871 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#taskTrackerNames()">taskTrackerNames</A></B>()</CODE> |
---|
| 872 | |
---|
| 873 | <BR> |
---|
| 874 | Get the active and blacklisted task tracker names in the cluster.</TD> |
---|
| 875 | </TR> |
---|
| 876 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 877 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
---|
| 878 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><org.apache.hadoop.mapred.TaskTrackerStatus></CODE></FONT></TD> |
---|
| 879 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#taskTrackers()">taskTrackers</A></B>()</CODE> |
---|
| 880 | |
---|
| 881 | <BR> |
---|
| 882 | Get all the task trackers in the cluster</TD> |
---|
| 883 | </TR> |
---|
| 884 | </TABLE> |
---|
| 885 | <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> |
---|
| 886 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
---|
| 887 | <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
---|
| 888 | <TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH> |
---|
| 889 | </TR> |
---|
| 890 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
---|
| 891 | <TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> |
---|
| 892 | </TR> |
---|
| 893 | </TABLE> |
---|
| 894 | |
---|
| 895 | <P> |
---|
| 896 | |
---|
| 897 | <!-- ============ FIELD DETAIL =========== --> |
---|
| 898 | |
---|
| 899 | <A NAME="field_detail"><!-- --></A> |
---|
| 900 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
---|
| 901 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
---|
| 902 | <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
---|
| 903 | <B>Field Detail</B></FONT></TH> |
---|
| 904 | </TR> |
---|
| 905 | </TABLE> |
---|
| 906 | |
---|
| 907 | <A NAME="LOG"><!-- --></A><H3> |
---|
| 908 | LOG</H3> |
---|
| 909 | <PRE> |
---|
| 910 | public static final org.apache.commons.logging.Log <B>LOG</B></PRE> |
---|
| 911 | <DL> |
---|
| 912 | <DL> |
---|
| 913 | </DL> |
---|
| 914 | </DL> |
---|
| 915 | <HR> |
---|
| 916 | |
---|
| 917 | <A NAME="HEARTBEAT_INTERVAL_MIN"><!-- --></A><H3> |
---|
| 918 | HEARTBEAT_INTERVAL_MIN</H3> |
---|
| 919 | <PRE> |
---|
| 920 | public static final int <B>HEARTBEAT_INTERVAL_MIN</B></PRE> |
---|
| 921 | <DL> |
---|
| 922 | <DL> |
---|
| 923 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.HEARTBEAT_INTERVAL_MIN">Constant Field Values</A></DL> |
---|
| 924 | </DL> |
---|
| 925 | <HR> |
---|
| 926 | |
---|
| 927 | <A NAME="CLUSTER_INCREMENT"><!-- --></A><H3> |
---|
| 928 | CLUSTER_INCREMENT</H3> |
---|
| 929 | <PRE> |
---|
| 930 | public static final int <B>CLUSTER_INCREMENT</B></PRE> |
---|
| 931 | <DL> |
---|
| 932 | <DL> |
---|
| 933 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.CLUSTER_INCREMENT">Constant Field Values</A></DL> |
---|
| 934 | </DL> |
---|
| 935 | <HR> |
---|
| 936 | |
---|
| 937 | <A NAME="COUNTER_UPDATE_INTERVAL"><!-- --></A><H3> |
---|
| 938 | COUNTER_UPDATE_INTERVAL</H3> |
---|
| 939 | <PRE> |
---|
| 940 | public static final long <B>COUNTER_UPDATE_INTERVAL</B></PRE> |
---|
| 941 | <DL> |
---|
| 942 | <DL> |
---|
| 943 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.COUNTER_UPDATE_INTERVAL">Constant Field Values</A></DL> |
---|
| 944 | </DL> |
---|
| 945 | <HR> |
---|
| 946 | |
---|
| 947 | <A NAME="SUCCESS"><!-- --></A><H3> |
---|
| 948 | SUCCESS</H3> |
---|
| 949 | <PRE> |
---|
| 950 | public static final int <B>SUCCESS</B></PRE> |
---|
| 951 | <DL> |
---|
| 952 | <DL> |
---|
| 953 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.SUCCESS">Constant Field Values</A></DL> |
---|
| 954 | </DL> |
---|
| 955 | <HR> |
---|
| 956 | |
---|
| 957 | <A NAME="FILE_NOT_FOUND"><!-- --></A><H3> |
---|
| 958 | FILE_NOT_FOUND</H3> |
---|
| 959 | <PRE> |
---|
| 960 | public static final int <B>FILE_NOT_FOUND</B></PRE> |
---|
| 961 | <DL> |
---|
| 962 | <DL> |
---|
| 963 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.FILE_NOT_FOUND">Constant Field Values</A></DL> |
---|
| 964 | </DL> |
---|
| 965 | <HR> |
---|
| 966 | |
---|
| 967 | <A NAME="MAP_OUTPUT_LENGTH"><!-- --></A><H3> |
---|
| 968 | MAP_OUTPUT_LENGTH</H3> |
---|
| 969 | <PRE> |
---|
| 970 | public static final <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>MAP_OUTPUT_LENGTH</B></PRE> |
---|
| 971 | <DL> |
---|
| 972 | <DD>The custom http header used for the map output length. |
---|
| 973 | <P> |
---|
| 974 | <DL> |
---|
| 975 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.MAP_OUTPUT_LENGTH">Constant Field Values</A></DL> |
---|
| 976 | </DL> |
---|
| 977 | <HR> |
---|
| 978 | |
---|
| 979 | <A NAME="RAW_MAP_OUTPUT_LENGTH"><!-- --></A><H3> |
---|
| 980 | RAW_MAP_OUTPUT_LENGTH</H3> |
---|
| 981 | <PRE> |
---|
| 982 | public static final <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>RAW_MAP_OUTPUT_LENGTH</B></PRE> |
---|
| 983 | <DL> |
---|
| 984 | <DD>The custom http header used for the "raw" map output length. |
---|
| 985 | <P> |
---|
| 986 | <DL> |
---|
| 987 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.RAW_MAP_OUTPUT_LENGTH">Constant Field Values</A></DL> |
---|
| 988 | </DL> |
---|
| 989 | <HR> |
---|
| 990 | |
---|
| 991 | <A NAME="FROM_MAP_TASK"><!-- --></A><H3> |
---|
| 992 | FROM_MAP_TASK</H3> |
---|
| 993 | <PRE> |
---|
| 994 | public static final <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>FROM_MAP_TASK</B></PRE> |
---|
| 995 | <DL> |
---|
| 996 | <DD>The map task from which the map output data is being transferred |
---|
| 997 | <P> |
---|
| 998 | <DL> |
---|
| 999 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.FROM_MAP_TASK">Constant Field Values</A></DL> |
---|
| 1000 | </DL> |
---|
| 1001 | <HR> |
---|
| 1002 | |
---|
| 1003 | <A NAME="FOR_REDUCE_TASK"><!-- --></A><H3> |
---|
| 1004 | FOR_REDUCE_TASK</H3> |
---|
| 1005 | <PRE> |
---|
| 1006 | public static final <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>FOR_REDUCE_TASK</B></PRE> |
---|
| 1007 | <DL> |
---|
| 1008 | <DD>The reduce task number for which this map output is being transferred |
---|
| 1009 | <P> |
---|
| 1010 | <DL> |
---|
| 1011 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.FOR_REDUCE_TASK">Constant Field Values</A></DL> |
---|
| 1012 | </DL> |
---|
| 1013 | <HR> |
---|
| 1014 | |
---|
| 1015 | <A NAME="WORKDIR"><!-- --></A><H3> |
---|
| 1016 | WORKDIR</H3> |
---|
| 1017 | <PRE> |
---|
| 1018 | public static final <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>WORKDIR</B></PRE> |
---|
| 1019 | <DL> |
---|
| 1020 | <DL> |
---|
| 1021 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.WORKDIR">Constant Field Values</A></DL> |
---|
| 1022 | </DL> |
---|
| 1023 | <HR> |
---|
| 1024 | |
---|
| 1025 | <A NAME="versionID"><!-- --></A><H3> |
---|
| 1026 | versionID</H3> |
---|
| 1027 | <PRE> |
---|
| 1028 | public static final long <B>versionID</B></PRE> |
---|
| 1029 | <DL> |
---|
| 1030 | <DD>version 3 introduced to replace |
---|
| 1031 | emitHearbeat/pollForNewTask/pollForTaskWithClosedJob with |
---|
| 1032 | <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#heartbeat(org.apache.hadoop.mapred.TaskTrackerStatus, boolean, boolean, boolean, short)"><CODE>heartbeat(TaskTrackerStatus, boolean, boolean, boolean, short)</CODE></A> |
---|
| 1033 | version 4 changed TaskReport for HADOOP-549. |
---|
| 1034 | version 5 introduced that removes locateMapOutputs and instead uses |
---|
| 1035 | getTaskCompletionEvents to figure finished maps and fetch the outputs |
---|
| 1036 | version 6 adds maxTasks to TaskTrackerStatus for HADOOP-1245 |
---|
| 1037 | version 7 replaces maxTasks by maxMapTasks and maxReduceTasks in |
---|
| 1038 | TaskTrackerStatus for HADOOP-1274 |
---|
| 1039 | Version 8: HeartbeatResponse is added with the next heartbeat interval. |
---|
| 1040 | version 9 changes the counter representation for HADOOP-2248 |
---|
| 1041 | version 10 changes the TaskStatus representation for HADOOP-2208 |
---|
| 1042 | version 11 changes string to JobID in getTaskCompletionEvents(). |
---|
| 1043 | version 12 changes the counters representation for HADOOP-1915 |
---|
| 1044 | version 13 added call getBuildVersion() for HADOOP-236 |
---|
| 1045 | Version 14: replaced getFilesystemName with getSystemDir for HADOOP-3135 |
---|
| 1046 | Version 15: Changed format of Task and TaskStatus for HADOOP-153 |
---|
| 1047 | Version 16: adds ResourceStatus to TaskTrackerStatus for HADOOP-3759 |
---|
| 1048 | Version 17: Changed format of Task and TaskStatus for HADOOP-3150 |
---|
| 1049 | Version 18: Changed status message due to changes in TaskStatus |
---|
| 1050 | Version 19: Changed heartbeat to piggyback JobTracker restart information |
---|
| 1051 | so that the TaskTracker can synchronize itself. |
---|
| 1052 | Version 20: Changed status message due to changes in TaskStatus |
---|
| 1053 | (HADOOP-4232) |
---|
| 1054 | Version 21: Changed information reported in TaskTrackerStatus' |
---|
| 1055 | ResourceStatus and the corresponding accessor methods |
---|
| 1056 | (HADOOP-4035) |
---|
| 1057 | Version 22: Replaced parameter 'initialContact' with 'restarted' |
---|
| 1058 | in heartbeat method (HADOOP-4305) |
---|
| 1059 | Version 23: Added parameter 'initialContact' again in heartbeat method |
---|
| 1060 | (HADOOP-4869) |
---|
| 1061 | Version 24: Changed format of Task and TaskStatus for HADOOP-4759 |
---|
| 1062 | Version 25: JobIDs are passed in response to JobTracker restart |
---|
| 1063 | <P> |
---|
| 1064 | <DL> |
---|
| 1065 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.versionID">Constant Field Values</A></DL> |
---|
| 1066 | </DL> |
---|
| 1067 | <HR> |
---|
| 1068 | |
---|
| 1069 | <A NAME="TRACKERS_OK"><!-- --></A><H3> |
---|
| 1070 | TRACKERS_OK</H3> |
---|
| 1071 | <PRE> |
---|
| 1072 | public static final int <B>TRACKERS_OK</B></PRE> |
---|
| 1073 | <DL> |
---|
| 1074 | <DL> |
---|
| 1075 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.TRACKERS_OK">Constant Field Values</A></DL> |
---|
| 1076 | </DL> |
---|
| 1077 | <HR> |
---|
| 1078 | |
---|
| 1079 | <A NAME="UNKNOWN_TASKTRACKER"><!-- --></A><H3> |
---|
| 1080 | UNKNOWN_TASKTRACKER</H3> |
---|
| 1081 | <PRE> |
---|
| 1082 | public static final int <B>UNKNOWN_TASKTRACKER</B></PRE> |
---|
| 1083 | <DL> |
---|
| 1084 | <DL> |
---|
| 1085 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.UNKNOWN_TASKTRACKER">Constant Field Values</A></DL> |
---|
| 1086 | </DL> |
---|
| 1087 | <HR> |
---|
| 1088 | |
---|
| 1089 | <A NAME="versionID"><!-- --></A><H3> |
---|
| 1090 | versionID</H3> |
---|
| 1091 | <PRE> |
---|
| 1092 | public static final long <B>versionID</B></PRE> |
---|
| 1093 | <DL> |
---|
| 1094 | <DL> |
---|
| 1095 | <DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.mapred.JobTracker.versionID">Constant Field Values</A></DL> |
---|
| 1096 | </DL> |
---|
| 1097 | |
---|
| 1098 | <!-- ============ METHOD DETAIL ========== --> |
---|
| 1099 | |
---|
| 1100 | <A NAME="method_detail"><!-- --></A> |
---|
| 1101 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
---|
| 1102 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
---|
| 1103 | <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
---|
| 1104 | <B>Method Detail</B></FONT></TH> |
---|
| 1105 | </TR> |
---|
| 1106 | </TABLE> |
---|
| 1107 | |
---|
| 1108 | <A NAME="startTracker(org.apache.hadoop.mapred.JobConf)"><!-- --></A><H3> |
---|
| 1109 | startTracker</H3> |
---|
| 1110 | <PRE> |
---|
| 1111 | public static <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred">JobTracker</A> <B>startTracker</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> conf) |
---|
| 1112 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>, |
---|
| 1113 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></PRE> |
---|
| 1114 | <DL> |
---|
| 1115 | <DD>Start the JobTracker with given configuration. |
---|
| 1116 | |
---|
| 1117 | The conf will be modified to reflect the actual ports on which |
---|
| 1118 | the JobTracker is up and running if the user passes the port as |
---|
| 1119 | <code>zero</code>. |
---|
| 1120 | <P> |
---|
| 1121 | <DD><DL> |
---|
| 1122 | </DL> |
---|
| 1123 | </DD> |
---|
| 1124 | <DD><DL> |
---|
| 1125 | <DT><B>Parameters:</B><DD><CODE>conf</CODE> - configuration for the JobTracker. |
---|
| 1126 | <DT><B>Throws:</B> |
---|
| 1127 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> |
---|
| 1128 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></CODE></DL> |
---|
| 1129 | </DD> |
---|
| 1130 | </DL> |
---|
| 1131 | <HR> |
---|
| 1132 | |
---|
| 1133 | <A NAME="startTracker(org.apache.hadoop.mapred.JobConf, java.lang.String)"><!-- --></A><H3> |
---|
| 1134 | startTracker</H3> |
---|
| 1135 | <PRE> |
---|
| 1136 | public static <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred">JobTracker</A> <B>startTracker</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> conf, |
---|
| 1137 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> identifier) |
---|
| 1138 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>, |
---|
| 1139 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></PRE> |
---|
| 1140 | <DL> |
---|
| 1141 | <DD><DL> |
---|
| 1142 | </DL> |
---|
| 1143 | </DD> |
---|
| 1144 | <DD><DL> |
---|
| 1145 | |
---|
| 1146 | <DT><B>Throws:</B> |
---|
| 1147 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> |
---|
| 1148 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></CODE></DL> |
---|
| 1149 | </DD> |
---|
| 1150 | </DL> |
---|
| 1151 | <HR> |
---|
| 1152 | |
---|
| 1153 | <A NAME="stopTracker()"><!-- --></A><H3> |
---|
| 1154 | stopTracker</H3> |
---|
| 1155 | <PRE> |
---|
| 1156 | public void <B>stopTracker</B>() |
---|
| 1157 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1158 | <DL> |
---|
| 1159 | <DD><DL> |
---|
| 1160 | </DL> |
---|
| 1161 | </DD> |
---|
| 1162 | <DD><DL> |
---|
| 1163 | |
---|
| 1164 | <DT><B>Throws:</B> |
---|
| 1165 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1166 | </DD> |
---|
| 1167 | </DL> |
---|
| 1168 | <HR> |
---|
| 1169 | |
---|
| 1170 | <A NAME="getProtocolVersion(java.lang.String, long)"><!-- --></A><H3> |
---|
| 1171 | getProtocolVersion</H3> |
---|
| 1172 | <PRE> |
---|
| 1173 | public long <B>getProtocolVersion</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> protocol, |
---|
| 1174 | long clientVersion) |
---|
| 1175 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1176 | <DL> |
---|
| 1177 | <DD><B>Description copied from interface: <CODE><A HREF="../../../../org/apache/hadoop/ipc/VersionedProtocol.html#getProtocolVersion(java.lang.String, long)">VersionedProtocol</A></CODE></B></DD> |
---|
| 1178 | <DD>Return protocol version corresponding to protocol interface. |
---|
| 1179 | <P> |
---|
| 1180 | <DD><DL> |
---|
| 1181 | <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/ipc/VersionedProtocol.html#getProtocolVersion(java.lang.String, long)">getProtocolVersion</A></CODE> in interface <CODE><A HREF="../../../../org/apache/hadoop/ipc/VersionedProtocol.html" title="interface in org.apache.hadoop.ipc">VersionedProtocol</A></CODE></DL> |
---|
| 1182 | </DD> |
---|
| 1183 | <DD><DL> |
---|
| 1184 | <DT><B>Parameters:</B><DD><CODE>protocol</CODE> - The classname of the protocol interface<DD><CODE>clientVersion</CODE> - The version of the protocol that the client speaks |
---|
| 1185 | <DT><B>Returns:</B><DD>the version that the server will speak |
---|
| 1186 | <DT><B>Throws:</B> |
---|
| 1187 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1188 | </DD> |
---|
| 1189 | </DL> |
---|
| 1190 | <HR> |
---|
| 1191 | |
---|
| 1192 | <A NAME="hasRestarted()"><!-- --></A><H3> |
---|
| 1193 | hasRestarted</H3> |
---|
| 1194 | <PRE> |
---|
| 1195 | public boolean <B>hasRestarted</B>()</PRE> |
---|
| 1196 | <DL> |
---|
| 1197 | <DD>Whether the JT has restarted |
---|
| 1198 | <P> |
---|
| 1199 | <DD><DL> |
---|
| 1200 | </DL> |
---|
| 1201 | </DD> |
---|
| 1202 | <DD><DL> |
---|
| 1203 | </DL> |
---|
| 1204 | </DD> |
---|
| 1205 | </DL> |
---|
| 1206 | <HR> |
---|
| 1207 | |
---|
| 1208 | <A NAME="hasRecovered()"><!-- --></A><H3> |
---|
| 1209 | hasRecovered</H3> |
---|
| 1210 | <PRE> |
---|
| 1211 | public boolean <B>hasRecovered</B>()</PRE> |
---|
| 1212 | <DL> |
---|
| 1213 | <DD>Whether the JT has recovered upon restart |
---|
| 1214 | <P> |
---|
| 1215 | <DD><DL> |
---|
| 1216 | </DL> |
---|
| 1217 | </DD> |
---|
| 1218 | <DD><DL> |
---|
| 1219 | </DL> |
---|
| 1220 | </DD> |
---|
| 1221 | </DL> |
---|
| 1222 | <HR> |
---|
| 1223 | |
---|
| 1224 | <A NAME="getRecoveryDuration()"><!-- --></A><H3> |
---|
| 1225 | getRecoveryDuration</H3> |
---|
| 1226 | <PRE> |
---|
| 1227 | public long <B>getRecoveryDuration</B>()</PRE> |
---|
| 1228 | <DL> |
---|
| 1229 | <DD>How long the jobtracker took to recover from restart. |
---|
| 1230 | <P> |
---|
| 1231 | <DD><DL> |
---|
| 1232 | </DL> |
---|
| 1233 | </DD> |
---|
| 1234 | <DD><DL> |
---|
| 1235 | </DL> |
---|
| 1236 | </DD> |
---|
| 1237 | </DL> |
---|
| 1238 | <HR> |
---|
| 1239 | |
---|
| 1240 | <A NAME="getInstrumentationClass(org.apache.hadoop.conf.Configuration)"><!-- --></A><H3> |
---|
| 1241 | getInstrumentationClass</H3> |
---|
| 1242 | <PRE> |
---|
| 1243 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><? extends org.apache.hadoop.mapred.JobTrackerInstrumentation> <B>getInstrumentationClass</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf)</PRE> |
---|
| 1244 | <DL> |
---|
| 1245 | <DD><DL> |
---|
| 1246 | </DL> |
---|
| 1247 | </DD> |
---|
| 1248 | <DD><DL> |
---|
| 1249 | </DL> |
---|
| 1250 | </DD> |
---|
| 1251 | </DL> |
---|
| 1252 | <HR> |
---|
| 1253 | |
---|
| 1254 | <A NAME="setInstrumentationClass(org.apache.hadoop.conf.Configuration, java.lang.Class)"><!-- --></A><H3> |
---|
| 1255 | setInstrumentationClass</H3> |
---|
| 1256 | <PRE> |
---|
| 1257 | public static void <B>setInstrumentationClass</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf, |
---|
| 1258 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><? extends org.apache.hadoop.mapred.JobTrackerInstrumentation> t)</PRE> |
---|
| 1259 | <DL> |
---|
| 1260 | <DD><DL> |
---|
| 1261 | </DL> |
---|
| 1262 | </DD> |
---|
| 1263 | <DD><DL> |
---|
| 1264 | </DL> |
---|
| 1265 | </DD> |
---|
| 1266 | </DL> |
---|
| 1267 | <HR> |
---|
| 1268 | |
---|
| 1269 | <A NAME="getAddress(org.apache.hadoop.conf.Configuration)"><!-- --></A><H3> |
---|
| 1270 | getAddress</H3> |
---|
| 1271 | <PRE> |
---|
| 1272 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A> <B>getAddress</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A> conf)</PRE> |
---|
| 1273 | <DL> |
---|
| 1274 | <DD><DL> |
---|
| 1275 | </DL> |
---|
| 1276 | </DD> |
---|
| 1277 | <DD><DL> |
---|
| 1278 | </DL> |
---|
| 1279 | </DD> |
---|
| 1280 | </DL> |
---|
| 1281 | <HR> |
---|
| 1282 | |
---|
| 1283 | <A NAME="offerService()"><!-- --></A><H3> |
---|
| 1284 | offerService</H3> |
---|
| 1285 | <PRE> |
---|
| 1286 | public void <B>offerService</B>() |
---|
| 1287 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A>, |
---|
| 1288 | <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1289 | <DL> |
---|
| 1290 | <DD>Run forever |
---|
| 1291 | <P> |
---|
| 1292 | <DD><DL> |
---|
| 1293 | </DL> |
---|
| 1294 | </DD> |
---|
| 1295 | <DD><DL> |
---|
| 1296 | |
---|
| 1297 | <DT><B>Throws:</B> |
---|
| 1298 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></CODE> |
---|
| 1299 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1300 | </DD> |
---|
| 1301 | </DL> |
---|
| 1302 | <HR> |
---|
| 1303 | |
---|
| 1304 | <A NAME="getTotalSubmissions()"><!-- --></A><H3> |
---|
| 1305 | getTotalSubmissions</H3> |
---|
| 1306 | <PRE> |
---|
| 1307 | public int <B>getTotalSubmissions</B>()</PRE> |
---|
| 1308 | <DL> |
---|
| 1309 | <DD><DL> |
---|
| 1310 | </DL> |
---|
| 1311 | </DD> |
---|
| 1312 | <DD><DL> |
---|
| 1313 | </DL> |
---|
| 1314 | </DD> |
---|
| 1315 | </DL> |
---|
| 1316 | <HR> |
---|
| 1317 | |
---|
| 1318 | <A NAME="getJobTrackerMachine()"><!-- --></A><H3> |
---|
| 1319 | getJobTrackerMachine</H3> |
---|
| 1320 | <PRE> |
---|
| 1321 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getJobTrackerMachine</B>()</PRE> |
---|
| 1322 | <DL> |
---|
| 1323 | <DD><DL> |
---|
| 1324 | </DL> |
---|
| 1325 | </DD> |
---|
| 1326 | <DD><DL> |
---|
| 1327 | </DL> |
---|
| 1328 | </DD> |
---|
| 1329 | </DL> |
---|
| 1330 | <HR> |
---|
| 1331 | |
---|
| 1332 | <A NAME="getTrackerIdentifier()"><!-- --></A><H3> |
---|
| 1333 | getTrackerIdentifier</H3> |
---|
| 1334 | <PRE> |
---|
| 1335 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getTrackerIdentifier</B>()</PRE> |
---|
| 1336 | <DL> |
---|
| 1337 | <DD>Get the unique identifier (ie. timestamp) of this job tracker start. |
---|
| 1338 | <P> |
---|
| 1339 | <DD><DL> |
---|
| 1340 | </DL> |
---|
| 1341 | </DD> |
---|
| 1342 | <DD><DL> |
---|
| 1343 | |
---|
| 1344 | <DT><B>Returns:</B><DD>a string with a unique identifier</DL> |
---|
| 1345 | </DD> |
---|
| 1346 | </DL> |
---|
| 1347 | <HR> |
---|
| 1348 | |
---|
| 1349 | <A NAME="getTrackerPort()"><!-- --></A><H3> |
---|
| 1350 | getTrackerPort</H3> |
---|
| 1351 | <PRE> |
---|
| 1352 | public int <B>getTrackerPort</B>()</PRE> |
---|
| 1353 | <DL> |
---|
| 1354 | <DD><DL> |
---|
| 1355 | </DL> |
---|
| 1356 | </DD> |
---|
| 1357 | <DD><DL> |
---|
| 1358 | </DL> |
---|
| 1359 | </DD> |
---|
| 1360 | </DL> |
---|
| 1361 | <HR> |
---|
| 1362 | |
---|
| 1363 | <A NAME="getInfoPort()"><!-- --></A><H3> |
---|
| 1364 | getInfoPort</H3> |
---|
| 1365 | <PRE> |
---|
| 1366 | public int <B>getInfoPort</B>()</PRE> |
---|
| 1367 | <DL> |
---|
| 1368 | <DD><DL> |
---|
| 1369 | </DL> |
---|
| 1370 | </DD> |
---|
| 1371 | <DD><DL> |
---|
| 1372 | </DL> |
---|
| 1373 | </DD> |
---|
| 1374 | </DL> |
---|
| 1375 | <HR> |
---|
| 1376 | |
---|
| 1377 | <A NAME="getStartTime()"><!-- --></A><H3> |
---|
| 1378 | getStartTime</H3> |
---|
| 1379 | <PRE> |
---|
| 1380 | public long <B>getStartTime</B>()</PRE> |
---|
| 1381 | <DL> |
---|
| 1382 | <DD><DL> |
---|
| 1383 | </DL> |
---|
| 1384 | </DD> |
---|
| 1385 | <DD><DL> |
---|
| 1386 | </DL> |
---|
| 1387 | </DD> |
---|
| 1388 | </DL> |
---|
| 1389 | <HR> |
---|
| 1390 | |
---|
| 1391 | <A NAME="runningJobs()"><!-- --></A><H3> |
---|
| 1392 | runningJobs</H3> |
---|
| 1393 | <PRE> |
---|
| 1394 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</A><org.apache.hadoop.mapred.JobInProgress> <B>runningJobs</B>()</PRE> |
---|
| 1395 | <DL> |
---|
| 1396 | <DD><DL> |
---|
| 1397 | </DL> |
---|
| 1398 | </DD> |
---|
| 1399 | <DD><DL> |
---|
| 1400 | </DL> |
---|
| 1401 | </DD> |
---|
| 1402 | </DL> |
---|
| 1403 | <HR> |
---|
| 1404 | |
---|
| 1405 | <A NAME="getRunningJobs()"><!-- --></A><H3> |
---|
| 1406 | getRunningJobs</H3> |
---|
| 1407 | <PRE> |
---|
| 1408 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><org.apache.hadoop.mapred.JobInProgress> <B>getRunningJobs</B>()</PRE> |
---|
| 1409 | <DL> |
---|
| 1410 | <DD>Version that is called from a timer thread, and therefore needs to be |
---|
| 1411 | careful to synchronize. |
---|
| 1412 | <P> |
---|
| 1413 | <DD><DL> |
---|
| 1414 | </DL> |
---|
| 1415 | </DD> |
---|
| 1416 | <DD><DL> |
---|
| 1417 | </DL> |
---|
| 1418 | </DD> |
---|
| 1419 | </DL> |
---|
| 1420 | <HR> |
---|
| 1421 | |
---|
| 1422 | <A NAME="failedJobs()"><!-- --></A><H3> |
---|
| 1423 | failedJobs</H3> |
---|
| 1424 | <PRE> |
---|
| 1425 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</A><org.apache.hadoop.mapred.JobInProgress> <B>failedJobs</B>()</PRE> |
---|
| 1426 | <DL> |
---|
| 1427 | <DD><DL> |
---|
| 1428 | </DL> |
---|
| 1429 | </DD> |
---|
| 1430 | <DD><DL> |
---|
| 1431 | </DL> |
---|
| 1432 | </DD> |
---|
| 1433 | </DL> |
---|
| 1434 | <HR> |
---|
| 1435 | |
---|
| 1436 | <A NAME="completedJobs()"><!-- --></A><H3> |
---|
| 1437 | completedJobs</H3> |
---|
| 1438 | <PRE> |
---|
| 1439 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</A><org.apache.hadoop.mapred.JobInProgress> <B>completedJobs</B>()</PRE> |
---|
| 1440 | <DL> |
---|
| 1441 | <DD><DL> |
---|
| 1442 | </DL> |
---|
| 1443 | </DD> |
---|
| 1444 | <DD><DL> |
---|
| 1445 | </DL> |
---|
| 1446 | </DD> |
---|
| 1447 | </DL> |
---|
| 1448 | <HR> |
---|
| 1449 | |
---|
| 1450 | <A NAME="taskTrackers()"><!-- --></A><H3> |
---|
| 1451 | taskTrackers</H3> |
---|
| 1452 | <PRE> |
---|
| 1453 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><org.apache.hadoop.mapred.TaskTrackerStatus> <B>taskTrackers</B>()</PRE> |
---|
| 1454 | <DL> |
---|
| 1455 | <DD>Get all the task trackers in the cluster |
---|
| 1456 | <P> |
---|
| 1457 | <DD><DL> |
---|
| 1458 | </DL> |
---|
| 1459 | </DD> |
---|
| 1460 | <DD><DL> |
---|
| 1461 | |
---|
| 1462 | <DT><B>Returns:</B><DD><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util"><CODE>Collection</CODE></A> of <CODE>TaskTrackerStatus</CODE></DL> |
---|
| 1463 | </DD> |
---|
| 1464 | </DL> |
---|
| 1465 | <HR> |
---|
| 1466 | |
---|
| 1467 | <A NAME="activeTaskTrackers()"><!-- --></A><H3> |
---|
| 1468 | activeTaskTrackers</H3> |
---|
| 1469 | <PRE> |
---|
| 1470 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><org.apache.hadoop.mapred.TaskTrackerStatus> <B>activeTaskTrackers</B>()</PRE> |
---|
| 1471 | <DL> |
---|
| 1472 | <DD>Get the active task tracker statuses in the cluster |
---|
| 1473 | <P> |
---|
| 1474 | <DD><DL> |
---|
| 1475 | </DL> |
---|
| 1476 | </DD> |
---|
| 1477 | <DD><DL> |
---|
| 1478 | |
---|
| 1479 | <DT><B>Returns:</B><DD><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util"><CODE>Collection</CODE></A> of active <CODE>TaskTrackerStatus</CODE></DL> |
---|
| 1480 | </DD> |
---|
| 1481 | </DL> |
---|
| 1482 | <HR> |
---|
| 1483 | |
---|
| 1484 | <A NAME="taskTrackerNames()"><!-- --></A><H3> |
---|
| 1485 | taskTrackerNames</H3> |
---|
| 1486 | <PRE> |
---|
| 1487 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>>> <B>taskTrackerNames</B>()</PRE> |
---|
| 1488 | <DL> |
---|
| 1489 | <DD>Get the active and blacklisted task tracker names in the cluster. The first |
---|
| 1490 | element in the returned list contains the list of active tracker names. |
---|
| 1491 | The second element in the returned list contains the list of blacklisted |
---|
| 1492 | tracker names. |
---|
| 1493 | <P> |
---|
| 1494 | <DD><DL> |
---|
| 1495 | </DL> |
---|
| 1496 | </DD> |
---|
| 1497 | <DD><DL> |
---|
| 1498 | </DL> |
---|
| 1499 | </DD> |
---|
| 1500 | </DL> |
---|
| 1501 | <HR> |
---|
| 1502 | |
---|
| 1503 | <A NAME="blacklistedTaskTrackers()"><!-- --></A><H3> |
---|
| 1504 | blacklistedTaskTrackers</H3> |
---|
| 1505 | <PRE> |
---|
| 1506 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><org.apache.hadoop.mapred.TaskTrackerStatus> <B>blacklistedTaskTrackers</B>()</PRE> |
---|
| 1507 | <DL> |
---|
| 1508 | <DD>Get the blacklisted task tracker statuses in the cluster |
---|
| 1509 | <P> |
---|
| 1510 | <DD><DL> |
---|
| 1511 | </DL> |
---|
| 1512 | </DD> |
---|
| 1513 | <DD><DL> |
---|
| 1514 | |
---|
| 1515 | <DT><B>Returns:</B><DD><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util"><CODE>Collection</CODE></A> of blacklisted <CODE>TaskTrackerStatus</CODE></DL> |
---|
| 1516 | </DD> |
---|
| 1517 | </DL> |
---|
| 1518 | <HR> |
---|
| 1519 | |
---|
| 1520 | <A NAME="isBlacklisted(java.lang.String)"><!-- --></A><H3> |
---|
| 1521 | isBlacklisted</H3> |
---|
| 1522 | <PRE> |
---|
| 1523 | public boolean <B>isBlacklisted</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> trackerID)</PRE> |
---|
| 1524 | <DL> |
---|
| 1525 | <DD>Whether the tracker is blacklisted or not |
---|
| 1526 | <P> |
---|
| 1527 | <DD><DL> |
---|
| 1528 | </DL> |
---|
| 1529 | </DD> |
---|
| 1530 | <DD><DL> |
---|
| 1531 | <DT><B>Parameters:</B><DD><CODE>trackerID</CODE> - |
---|
| 1532 | <DT><B>Returns:</B><DD>true if blacklisted, false otherwise</DL> |
---|
| 1533 | </DD> |
---|
| 1534 | </DL> |
---|
| 1535 | <HR> |
---|
| 1536 | |
---|
| 1537 | <A NAME="getTaskTracker(java.lang.String)"><!-- --></A><H3> |
---|
| 1538 | getTaskTracker</H3> |
---|
| 1539 | <PRE> |
---|
| 1540 | public org.apache.hadoop.mapred.TaskTrackerStatus <B>getTaskTracker</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> trackerID)</PRE> |
---|
| 1541 | <DL> |
---|
| 1542 | <DD><DL> |
---|
| 1543 | </DL> |
---|
| 1544 | </DD> |
---|
| 1545 | <DD><DL> |
---|
| 1546 | </DL> |
---|
| 1547 | </DD> |
---|
| 1548 | </DL> |
---|
| 1549 | <HR> |
---|
| 1550 | |
---|
| 1551 | <A NAME="resolveAndAddToTopology(java.lang.String)"><!-- --></A><H3> |
---|
| 1552 | resolveAndAddToTopology</H3> |
---|
| 1553 | <PRE> |
---|
| 1554 | public <A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A> <B>resolveAndAddToTopology</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> name)</PRE> |
---|
| 1555 | <DL> |
---|
| 1556 | <DD><DL> |
---|
| 1557 | </DL> |
---|
| 1558 | </DD> |
---|
| 1559 | <DD><DL> |
---|
| 1560 | </DL> |
---|
| 1561 | </DD> |
---|
| 1562 | </DL> |
---|
| 1563 | <HR> |
---|
| 1564 | |
---|
| 1565 | <A NAME="getNodesAtMaxLevel()"><!-- --></A><H3> |
---|
| 1566 | getNodesAtMaxLevel</H3> |
---|
| 1567 | <PRE> |
---|
| 1568 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><<A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A>> <B>getNodesAtMaxLevel</B>()</PRE> |
---|
| 1569 | <DL> |
---|
| 1570 | <DD>Returns a collection of nodes at the max level |
---|
| 1571 | <P> |
---|
| 1572 | <DD><DL> |
---|
| 1573 | </DL> |
---|
| 1574 | </DD> |
---|
| 1575 | <DD><DL> |
---|
| 1576 | </DL> |
---|
| 1577 | </DD> |
---|
| 1578 | </DL> |
---|
| 1579 | <HR> |
---|
| 1580 | |
---|
| 1581 | <A NAME="getParentNode(org.apache.hadoop.net.Node, int)"><!-- --></A><H3> |
---|
| 1582 | getParentNode</H3> |
---|
| 1583 | <PRE> |
---|
| 1584 | public static <A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A> <B>getParentNode</B>(<A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A> node, |
---|
| 1585 | int level)</PRE> |
---|
| 1586 | <DL> |
---|
| 1587 | <DD><DL> |
---|
| 1588 | </DL> |
---|
| 1589 | </DD> |
---|
| 1590 | <DD><DL> |
---|
| 1591 | </DL> |
---|
| 1592 | </DD> |
---|
| 1593 | </DL> |
---|
| 1594 | <HR> |
---|
| 1595 | |
---|
| 1596 | <A NAME="getNode(java.lang.String)"><!-- --></A><H3> |
---|
| 1597 | getNode</H3> |
---|
| 1598 | <PRE> |
---|
| 1599 | public <A HREF="../../../../org/apache/hadoop/net/Node.html" title="interface in org.apache.hadoop.net">Node</A> <B>getNode</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> name)</PRE> |
---|
| 1600 | <DL> |
---|
| 1601 | <DD>Return the Node in the network topology that corresponds to the hostname |
---|
| 1602 | <P> |
---|
| 1603 | <DD><DL> |
---|
| 1604 | </DL> |
---|
| 1605 | </DD> |
---|
| 1606 | <DD><DL> |
---|
| 1607 | </DL> |
---|
| 1608 | </DD> |
---|
| 1609 | </DL> |
---|
| 1610 | <HR> |
---|
| 1611 | |
---|
| 1612 | <A NAME="getNumTaskCacheLevels()"><!-- --></A><H3> |
---|
| 1613 | getNumTaskCacheLevels</H3> |
---|
| 1614 | <PRE> |
---|
| 1615 | public int <B>getNumTaskCacheLevels</B>()</PRE> |
---|
| 1616 | <DL> |
---|
| 1617 | <DD><DL> |
---|
| 1618 | </DL> |
---|
| 1619 | </DD> |
---|
| 1620 | <DD><DL> |
---|
| 1621 | </DL> |
---|
| 1622 | </DD> |
---|
| 1623 | </DL> |
---|
| 1624 | <HR> |
---|
| 1625 | |
---|
| 1626 | <A NAME="getNumResolvedTaskTrackers()"><!-- --></A><H3> |
---|
| 1627 | getNumResolvedTaskTrackers</H3> |
---|
| 1628 | <PRE> |
---|
| 1629 | public int <B>getNumResolvedTaskTrackers</B>()</PRE> |
---|
| 1630 | <DL> |
---|
| 1631 | <DD><DL> |
---|
| 1632 | </DL> |
---|
| 1633 | </DD> |
---|
| 1634 | <DD><DL> |
---|
| 1635 | </DL> |
---|
| 1636 | </DD> |
---|
| 1637 | </DL> |
---|
| 1638 | <HR> |
---|
| 1639 | |
---|
| 1640 | <A NAME="getNumberOfUniqueHosts()"><!-- --></A><H3> |
---|
| 1641 | getNumberOfUniqueHosts</H3> |
---|
| 1642 | <PRE> |
---|
| 1643 | public int <B>getNumberOfUniqueHosts</B>()</PRE> |
---|
| 1644 | <DL> |
---|
| 1645 | <DD><DL> |
---|
| 1646 | </DL> |
---|
| 1647 | </DD> |
---|
| 1648 | <DD><DL> |
---|
| 1649 | |
---|
| 1650 | <DT><B>Returns:</B><DD>The number of unique hosts running tasktrackers.</DL> |
---|
| 1651 | </DD> |
---|
| 1652 | </DL> |
---|
| 1653 | <HR> |
---|
| 1654 | |
---|
| 1655 | <A NAME="addJobInProgressListener(org.apache.hadoop.mapred.JobInProgressListener)"><!-- --></A><H3> |
---|
| 1656 | addJobInProgressListener</H3> |
---|
| 1657 | <PRE> |
---|
| 1658 | public void <B>addJobInProgressListener</B>(org.apache.hadoop.mapred.JobInProgressListener listener)</PRE> |
---|
| 1659 | <DL> |
---|
| 1660 | <DD>Registers a <CODE>JobInProgressListener</CODE> for updates from this |
---|
| 1661 | <CODE>TaskTrackerManager</CODE>. |
---|
| 1662 | <P> |
---|
| 1663 | <DD><DL> |
---|
| 1664 | </DL> |
---|
| 1665 | </DD> |
---|
| 1666 | <DD><DL> |
---|
| 1667 | </DL> |
---|
| 1668 | </DD> |
---|
| 1669 | </DL> |
---|
| 1670 | <HR> |
---|
| 1671 | |
---|
| 1672 | <A NAME="removeJobInProgressListener(org.apache.hadoop.mapred.JobInProgressListener)"><!-- --></A><H3> |
---|
| 1673 | removeJobInProgressListener</H3> |
---|
| 1674 | <PRE> |
---|
| 1675 | public void <B>removeJobInProgressListener</B>(org.apache.hadoop.mapred.JobInProgressListener listener)</PRE> |
---|
| 1676 | <DL> |
---|
| 1677 | <DD>Unregisters a <CODE>JobInProgressListener</CODE> from this |
---|
| 1678 | <CODE>TaskTrackerManager</CODE>. |
---|
| 1679 | <P> |
---|
| 1680 | <DD><DL> |
---|
| 1681 | </DL> |
---|
| 1682 | </DD> |
---|
| 1683 | <DD><DL> |
---|
| 1684 | </DL> |
---|
| 1685 | </DD> |
---|
| 1686 | </DL> |
---|
| 1687 | <HR> |
---|
| 1688 | |
---|
| 1689 | <A NAME="getQueueManager()"><!-- --></A><H3> |
---|
| 1690 | getQueueManager</H3> |
---|
| 1691 | <PRE> |
---|
| 1692 | public org.apache.hadoop.mapred.QueueManager <B>getQueueManager</B>()</PRE> |
---|
| 1693 | <DL> |
---|
| 1694 | <DD>Return the <CODE>QueueManager</CODE> associated with the JobTracker. |
---|
| 1695 | <P> |
---|
| 1696 | <DD><DL> |
---|
| 1697 | </DL> |
---|
| 1698 | </DD> |
---|
| 1699 | <DD><DL> |
---|
| 1700 | |
---|
| 1701 | <DT><B>Returns:</B><DD>the <CODE>QueueManager</CODE></DL> |
---|
| 1702 | </DD> |
---|
| 1703 | </DL> |
---|
| 1704 | <HR> |
---|
| 1705 | |
---|
| 1706 | <A NAME="getBuildVersion()"><!-- --></A><H3> |
---|
| 1707 | getBuildVersion</H3> |
---|
| 1708 | <PRE> |
---|
| 1709 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getBuildVersion</B>() |
---|
| 1710 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1711 | <DL> |
---|
| 1712 | <DD>Returns the buildVersion of the JobTracker |
---|
| 1713 | <P> |
---|
| 1714 | <DD><DL> |
---|
| 1715 | </DL> |
---|
| 1716 | </DD> |
---|
| 1717 | <DD><DL> |
---|
| 1718 | |
---|
| 1719 | <DT><B>Throws:</B> |
---|
| 1720 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1721 | </DD> |
---|
| 1722 | </DL> |
---|
| 1723 | <HR> |
---|
| 1724 | |
---|
| 1725 | <A NAME="heartbeat(org.apache.hadoop.mapred.TaskTrackerStatus, boolean, boolean, boolean, short)"><!-- --></A><H3> |
---|
| 1726 | heartbeat</H3> |
---|
| 1727 | <PRE> |
---|
| 1728 | public org.apache.hadoop.mapred.HeartbeatResponse <B>heartbeat</B>(org.apache.hadoop.mapred.TaskTrackerStatus status, |
---|
| 1729 | boolean restarted, |
---|
| 1730 | boolean initialContact, |
---|
| 1731 | boolean acceptNewTasks, |
---|
| 1732 | short responseId) |
---|
| 1733 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1734 | <DL> |
---|
| 1735 | <DD>The periodic heartbeat mechanism between the <A HREF="../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A> and |
---|
| 1736 | the <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred"><CODE>JobTracker</CODE></A>. |
---|
| 1737 | |
---|
| 1738 | The <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html" title="class in org.apache.hadoop.mapred"><CODE>JobTracker</CODE></A> processes the status information sent by the |
---|
| 1739 | <A HREF="../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A> and responds with instructions to start/stop |
---|
| 1740 | tasks or jobs, and also 'reset' instructions during contingencies. |
---|
| 1741 | <P> |
---|
| 1742 | <DD><DL> |
---|
| 1743 | </DL> |
---|
| 1744 | </DD> |
---|
| 1745 | <DD><DL> |
---|
| 1746 | <DT><B>Parameters:</B><DD><CODE>status</CODE> - the status update<DD><CODE>restarted</CODE> - <code>true</code> if the process has just started or |
---|
| 1747 | restarted, <code>false</code> otherwise<DD><CODE>initialContact</CODE> - <code>true</code> if this is first interaction since |
---|
| 1748 | 'refresh', <code>false</code> otherwise.<DD><CODE>acceptNewTasks</CODE> - <code>true</code> if the <A HREF="../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A> is |
---|
| 1749 | ready to accept new tasks to run.<DD><CODE>responseId</CODE> - the last responseId successfully acted upon by the |
---|
| 1750 | <A HREF="../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A>. |
---|
| 1751 | <DT><B>Returns:</B><DD>a <CODE>HeartbeatResponse</CODE> with |
---|
| 1752 | fresh instructions. |
---|
| 1753 | <DT><B>Throws:</B> |
---|
| 1754 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1755 | </DD> |
---|
| 1756 | </DL> |
---|
| 1757 | <HR> |
---|
| 1758 | |
---|
| 1759 | <A NAME="getNextHeartbeatInterval()"><!-- --></A><H3> |
---|
| 1760 | getNextHeartbeatInterval</H3> |
---|
| 1761 | <PRE> |
---|
| 1762 | public int <B>getNextHeartbeatInterval</B>()</PRE> |
---|
| 1763 | <DL> |
---|
| 1764 | <DD>Calculates next heartbeat interval using cluster size. |
---|
| 1765 | Heartbeat interval is incremented 1second for every 50 nodes. |
---|
| 1766 | <P> |
---|
| 1767 | <DD><DL> |
---|
| 1768 | </DL> |
---|
| 1769 | </DD> |
---|
| 1770 | <DD><DL> |
---|
| 1771 | |
---|
| 1772 | <DT><B>Returns:</B><DD>next heartbeat interval.</DL> |
---|
| 1773 | </DD> |
---|
| 1774 | </DL> |
---|
| 1775 | <HR> |
---|
| 1776 | |
---|
| 1777 | <A NAME="getFilesystemName()"><!-- --></A><H3> |
---|
| 1778 | getFilesystemName</H3> |
---|
| 1779 | <PRE> |
---|
| 1780 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getFilesystemName</B>() |
---|
| 1781 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1782 | <DL> |
---|
| 1783 | <DD>Grab the local fs name |
---|
| 1784 | <P> |
---|
| 1785 | <DD><DL> |
---|
| 1786 | </DL> |
---|
| 1787 | </DD> |
---|
| 1788 | <DD><DL> |
---|
| 1789 | |
---|
| 1790 | <DT><B>Throws:</B> |
---|
| 1791 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1792 | </DD> |
---|
| 1793 | </DL> |
---|
| 1794 | <HR> |
---|
| 1795 | |
---|
| 1796 | <A NAME="reportTaskTrackerError(java.lang.String, java.lang.String, java.lang.String)"><!-- --></A><H3> |
---|
| 1797 | reportTaskTrackerError</H3> |
---|
| 1798 | <PRE> |
---|
| 1799 | public void <B>reportTaskTrackerError</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> taskTracker, |
---|
| 1800 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> errorClass, |
---|
| 1801 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> errorMessage) |
---|
| 1802 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1803 | <DL> |
---|
| 1804 | <DD>Report a problem to the job tracker. |
---|
| 1805 | <P> |
---|
| 1806 | <DD><DL> |
---|
| 1807 | </DL> |
---|
| 1808 | </DD> |
---|
| 1809 | <DD><DL> |
---|
| 1810 | <DT><B>Parameters:</B><DD><CODE>taskTracker</CODE> - the name of the task tracker<DD><CODE>errorClass</CODE> - the kind of error (eg. the class that was thrown)<DD><CODE>errorMessage</CODE> - the human readable error message |
---|
| 1811 | <DT><B>Throws:</B> |
---|
| 1812 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> - if there was a problem in communication or on the |
---|
| 1813 | remote side</DL> |
---|
| 1814 | </DD> |
---|
| 1815 | </DL> |
---|
| 1816 | <HR> |
---|
| 1817 | |
---|
| 1818 | <A NAME="getNewJobId()"><!-- --></A><H3> |
---|
| 1819 | getNewJobId</H3> |
---|
| 1820 | <PRE> |
---|
| 1821 | public <A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> <B>getNewJobId</B>() |
---|
| 1822 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1823 | <DL> |
---|
| 1824 | <DD>Allocates a new JobId string. |
---|
| 1825 | <P> |
---|
| 1826 | <DD><DL> |
---|
| 1827 | </DL> |
---|
| 1828 | </DD> |
---|
| 1829 | <DD><DL> |
---|
| 1830 | |
---|
| 1831 | <DT><B>Returns:</B><DD>a unique job name for submitting jobs. |
---|
| 1832 | <DT><B>Throws:</B> |
---|
| 1833 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1834 | </DD> |
---|
| 1835 | </DL> |
---|
| 1836 | <HR> |
---|
| 1837 | |
---|
| 1838 | <A NAME="submitJob(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 1839 | submitJob</H3> |
---|
| 1840 | <PRE> |
---|
| 1841 | public <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A> <B>submitJob</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobId) |
---|
| 1842 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1843 | <DL> |
---|
| 1844 | <DD>JobTracker.submitJob() kicks off a new job. |
---|
| 1845 | |
---|
| 1846 | Create a 'JobInProgress' object, which contains both JobProfile |
---|
| 1847 | and JobStatus. Those two sub-objects are sometimes shipped outside |
---|
| 1848 | of the JobTracker. But JobInProgress adds info that's useful for |
---|
| 1849 | the JobTracker alone. |
---|
| 1850 | <P> |
---|
| 1851 | <DD><DL> |
---|
| 1852 | </DL> |
---|
| 1853 | </DD> |
---|
| 1854 | <DD><DL> |
---|
| 1855 | |
---|
| 1856 | <DT><B>Throws:</B> |
---|
| 1857 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1858 | </DD> |
---|
| 1859 | </DL> |
---|
| 1860 | <HR> |
---|
| 1861 | |
---|
| 1862 | <A NAME="getClusterStatus()"><!-- --></A><H3> |
---|
| 1863 | getClusterStatus</H3> |
---|
| 1864 | <PRE> |
---|
| 1865 | <FONT SIZE="-1"><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</A> |
---|
| 1866 | </FONT>public <A HREF="../../../../org/apache/hadoop/mapred/ClusterStatus.html" title="class in org.apache.hadoop.mapred">ClusterStatus</A> <B>getClusterStatus</B>()</PRE> |
---|
| 1867 | <DL> |
---|
| 1868 | <DD><B>Deprecated.</B> <I>use <A HREF="../../../../org/apache/hadoop/mapred/JobTracker.html#getClusterStatus(boolean)"><CODE>getClusterStatus(boolean)</CODE></A></I> |
---|
| 1869 | <P> |
---|
| 1870 | <DD><DL> |
---|
| 1871 | </DL> |
---|
| 1872 | </DD> |
---|
| 1873 | <DD><DL> |
---|
| 1874 | |
---|
| 1875 | <DT><B>Returns:</B><DD>a summary of the cluster's status.</DL> |
---|
| 1876 | </DD> |
---|
| 1877 | </DL> |
---|
| 1878 | <HR> |
---|
| 1879 | |
---|
| 1880 | <A NAME="getClusterStatus(boolean)"><!-- --></A><H3> |
---|
| 1881 | getClusterStatus</H3> |
---|
| 1882 | <PRE> |
---|
| 1883 | public <A HREF="../../../../org/apache/hadoop/mapred/ClusterStatus.html" title="class in org.apache.hadoop.mapred">ClusterStatus</A> <B>getClusterStatus</B>(boolean detailed)</PRE> |
---|
| 1884 | <DL> |
---|
| 1885 | <DD>Get the current status of the cluster |
---|
| 1886 | <P> |
---|
| 1887 | <DD><DL> |
---|
| 1888 | </DL> |
---|
| 1889 | </DD> |
---|
| 1890 | <DD><DL> |
---|
| 1891 | <DT><B>Parameters:</B><DD><CODE>detailed</CODE> - if true then report tracker names as well |
---|
| 1892 | <DT><B>Returns:</B><DD>summary of the state of the cluster</DL> |
---|
| 1893 | </DD> |
---|
| 1894 | </DL> |
---|
| 1895 | <HR> |
---|
| 1896 | |
---|
| 1897 | <A NAME="killJob(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 1898 | killJob</H3> |
---|
| 1899 | <PRE> |
---|
| 1900 | public void <B>killJob</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid) |
---|
| 1901 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1902 | <DL> |
---|
| 1903 | <DD>Kill the indicated job |
---|
| 1904 | <P> |
---|
| 1905 | <DD><DL> |
---|
| 1906 | </DL> |
---|
| 1907 | </DD> |
---|
| 1908 | <DD><DL> |
---|
| 1909 | |
---|
| 1910 | <DT><B>Throws:</B> |
---|
| 1911 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1912 | </DD> |
---|
| 1913 | </DL> |
---|
| 1914 | <HR> |
---|
| 1915 | |
---|
| 1916 | <A NAME="initJob(org.apache.hadoop.mapred.JobInProgress)"><!-- --></A><H3> |
---|
| 1917 | initJob</H3> |
---|
| 1918 | <PRE> |
---|
| 1919 | public void <B>initJob</B>(org.apache.hadoop.mapred.JobInProgress job)</PRE> |
---|
| 1920 | <DL> |
---|
| 1921 | <DD>Initialize the Job |
---|
| 1922 | <P> |
---|
| 1923 | <DD><DL> |
---|
| 1924 | </DL> |
---|
| 1925 | </DD> |
---|
| 1926 | <DD><DL> |
---|
| 1927 | <DT><B>Parameters:</B><DD><CODE>job</CODE> - JobInProgress object</DL> |
---|
| 1928 | </DD> |
---|
| 1929 | </DL> |
---|
| 1930 | <HR> |
---|
| 1931 | |
---|
| 1932 | <A NAME="failJob(org.apache.hadoop.mapred.JobInProgress)"><!-- --></A><H3> |
---|
| 1933 | failJob</H3> |
---|
| 1934 | <PRE> |
---|
| 1935 | public void <B>failJob</B>(org.apache.hadoop.mapred.JobInProgress job)</PRE> |
---|
| 1936 | <DL> |
---|
| 1937 | <DD>Fail a job and inform the listeners. Other components in the framework |
---|
| 1938 | should use this to fail a job. |
---|
| 1939 | <P> |
---|
| 1940 | <DD><DL> |
---|
| 1941 | </DL> |
---|
| 1942 | </DD> |
---|
| 1943 | <DD><DL> |
---|
| 1944 | <DT><B>Parameters:</B><DD><CODE>job</CODE> - JobInProgress object</DL> |
---|
| 1945 | </DD> |
---|
| 1946 | </DL> |
---|
| 1947 | <HR> |
---|
| 1948 | |
---|
| 1949 | <A NAME="setJobPriority(org.apache.hadoop.mapred.JobID, java.lang.String)"><!-- --></A><H3> |
---|
| 1950 | setJobPriority</H3> |
---|
| 1951 | <PRE> |
---|
| 1952 | public void <B>setJobPriority</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid, |
---|
| 1953 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> priority) |
---|
| 1954 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 1955 | <DL> |
---|
| 1956 | <DD>Set the priority of a job |
---|
| 1957 | <P> |
---|
| 1958 | <DD><DL> |
---|
| 1959 | </DL> |
---|
| 1960 | </DD> |
---|
| 1961 | <DD><DL> |
---|
| 1962 | <DT><B>Parameters:</B><DD><CODE>jobid</CODE> - id of the job<DD><CODE>priority</CODE> - new priority of the job |
---|
| 1963 | <DT><B>Throws:</B> |
---|
| 1964 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 1965 | </DD> |
---|
| 1966 | </DL> |
---|
| 1967 | <HR> |
---|
| 1968 | |
---|
| 1969 | <A NAME="getJobProfile(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 1970 | getJobProfile</H3> |
---|
| 1971 | <PRE> |
---|
| 1972 | public <A HREF="../../../../org/apache/hadoop/mapred/JobProfile.html" title="class in org.apache.hadoop.mapred">JobProfile</A> <B>getJobProfile</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 1973 | <DL> |
---|
| 1974 | <DD>Grab a handle to a job that is already known to the JobTracker. |
---|
| 1975 | <P> |
---|
| 1976 | <DD><DL> |
---|
| 1977 | </DL> |
---|
| 1978 | </DD> |
---|
| 1979 | <DD><DL> |
---|
| 1980 | |
---|
| 1981 | <DT><B>Returns:</B><DD>Profile of the job, or null if not found.</DL> |
---|
| 1982 | </DD> |
---|
| 1983 | </DL> |
---|
| 1984 | <HR> |
---|
| 1985 | |
---|
| 1986 | <A NAME="getJobStatus(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 1987 | getJobStatus</H3> |
---|
| 1988 | <PRE> |
---|
| 1989 | public <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A> <B>getJobStatus</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 1990 | <DL> |
---|
| 1991 | <DD>Grab a handle to a job that is already known to the JobTracker. |
---|
| 1992 | <P> |
---|
| 1993 | <DD><DL> |
---|
| 1994 | </DL> |
---|
| 1995 | </DD> |
---|
| 1996 | <DD><DL> |
---|
| 1997 | |
---|
| 1998 | <DT><B>Returns:</B><DD>Status of the job, or null if not found.</DL> |
---|
| 1999 | </DD> |
---|
| 2000 | </DL> |
---|
| 2001 | <HR> |
---|
| 2002 | |
---|
| 2003 | <A NAME="getJobCounters(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2004 | getJobCounters</H3> |
---|
| 2005 | <PRE> |
---|
| 2006 | public <A HREF="../../../../org/apache/hadoop/mapred/Counters.html" title="class in org.apache.hadoop.mapred">Counters</A> <B>getJobCounters</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 2007 | <DL> |
---|
| 2008 | <DD>Grab the current job counters |
---|
| 2009 | <P> |
---|
| 2010 | <DD><DL> |
---|
| 2011 | </DL> |
---|
| 2012 | </DD> |
---|
| 2013 | <DD><DL> |
---|
| 2014 | </DL> |
---|
| 2015 | </DD> |
---|
| 2016 | </DL> |
---|
| 2017 | <HR> |
---|
| 2018 | |
---|
| 2019 | <A NAME="getMapTaskReports(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2020 | getMapTaskReports</H3> |
---|
| 2021 | <PRE> |
---|
| 2022 | public <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[] <B>getMapTaskReports</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 2023 | <DL> |
---|
| 2024 | <DD>Grab a bunch of info on the map tasks that make up the job |
---|
| 2025 | <P> |
---|
| 2026 | <DD><DL> |
---|
| 2027 | </DL> |
---|
| 2028 | </DD> |
---|
| 2029 | <DD><DL> |
---|
| 2030 | </DL> |
---|
| 2031 | </DD> |
---|
| 2032 | </DL> |
---|
| 2033 | <HR> |
---|
| 2034 | |
---|
| 2035 | <A NAME="getReduceTaskReports(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2036 | getReduceTaskReports</H3> |
---|
| 2037 | <PRE> |
---|
| 2038 | public <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[] <B>getReduceTaskReports</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 2039 | <DL> |
---|
| 2040 | <DD>Grab a bunch of info on the reduce tasks that make up the job |
---|
| 2041 | <P> |
---|
| 2042 | <DD><DL> |
---|
| 2043 | </DL> |
---|
| 2044 | </DD> |
---|
| 2045 | <DD><DL> |
---|
| 2046 | </DL> |
---|
| 2047 | </DD> |
---|
| 2048 | </DL> |
---|
| 2049 | <HR> |
---|
| 2050 | |
---|
| 2051 | <A NAME="getCleanupTaskReports(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2052 | getCleanupTaskReports</H3> |
---|
| 2053 | <PRE> |
---|
| 2054 | public <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[] <B>getCleanupTaskReports</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 2055 | <DL> |
---|
| 2056 | <DD>Grab a bunch of info on the cleanup tasks that make up the job |
---|
| 2057 | <P> |
---|
| 2058 | <DD><DL> |
---|
| 2059 | </DL> |
---|
| 2060 | </DD> |
---|
| 2061 | <DD><DL> |
---|
| 2062 | </DL> |
---|
| 2063 | </DD> |
---|
| 2064 | </DL> |
---|
| 2065 | <HR> |
---|
| 2066 | |
---|
| 2067 | <A NAME="getSetupTaskReports(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2068 | getSetupTaskReports</H3> |
---|
| 2069 | <PRE> |
---|
| 2070 | public <A HREF="../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A>[] <B>getSetupTaskReports</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 2071 | <DL> |
---|
| 2072 | <DD>Grab a bunch of info on the setup tasks that make up the job |
---|
| 2073 | <P> |
---|
| 2074 | <DD><DL> |
---|
| 2075 | </DL> |
---|
| 2076 | </DD> |
---|
| 2077 | <DD><DL> |
---|
| 2078 | </DL> |
---|
| 2079 | </DD> |
---|
| 2080 | </DL> |
---|
| 2081 | <HR> |
---|
| 2082 | |
---|
| 2083 | <A NAME="getTaskCompletionEvents(org.apache.hadoop.mapred.JobID, int, int)"><!-- --></A><H3> |
---|
| 2084 | getTaskCompletionEvents</H3> |
---|
| 2085 | <PRE> |
---|
| 2086 | public <A HREF="../../../../org/apache/hadoop/mapred/TaskCompletionEvent.html" title="class in org.apache.hadoop.mapred">TaskCompletionEvent</A>[] <B>getTaskCompletionEvents</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid, |
---|
| 2087 | int fromEventId, |
---|
| 2088 | int maxEvents) |
---|
| 2089 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2090 | <DL> |
---|
| 2091 | <DD>Get task completion events for the jobid, starting from fromEventId. |
---|
| 2092 | Returns empty aray if no events are available. |
---|
| 2093 | <P> |
---|
| 2094 | <DD><DL> |
---|
| 2095 | </DL> |
---|
| 2096 | </DD> |
---|
| 2097 | <DD><DL> |
---|
| 2098 | <DT><B>Parameters:</B><DD><CODE>jobid</CODE> - job id<DD><CODE>fromEventId</CODE> - event id to start from.<DD><CODE>maxEvents</CODE> - the max number of events we want to look at |
---|
| 2099 | <DT><B>Returns:</B><DD>array of task completion events. |
---|
| 2100 | <DT><B>Throws:</B> |
---|
| 2101 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 2102 | </DD> |
---|
| 2103 | </DL> |
---|
| 2104 | <HR> |
---|
| 2105 | |
---|
| 2106 | <A NAME="getTaskDiagnostics(org.apache.hadoop.mapred.TaskAttemptID)"><!-- --></A><H3> |
---|
| 2107 | getTaskDiagnostics</H3> |
---|
| 2108 | <PRE> |
---|
| 2109 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>[] <B>getTaskDiagnostics</B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</A> taskId) |
---|
| 2110 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2111 | <DL> |
---|
| 2112 | <DD>Get the diagnostics for a given task |
---|
| 2113 | <P> |
---|
| 2114 | <DD><DL> |
---|
| 2115 | </DL> |
---|
| 2116 | </DD> |
---|
| 2117 | <DD><DL> |
---|
| 2118 | <DT><B>Parameters:</B><DD><CODE>taskId</CODE> - the id of the task |
---|
| 2119 | <DT><B>Returns:</B><DD>an array of the diagnostic messages |
---|
| 2120 | <DT><B>Throws:</B> |
---|
| 2121 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 2122 | </DD> |
---|
| 2123 | </DL> |
---|
| 2124 | <HR> |
---|
| 2125 | |
---|
| 2126 | <A NAME="getTip(org.apache.hadoop.mapred.TaskID)"><!-- --></A><H3> |
---|
| 2127 | getTip</H3> |
---|
| 2128 | <PRE> |
---|
| 2129 | public org.apache.hadoop.mapred.TaskInProgress <B>getTip</B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskID.html" title="class in org.apache.hadoop.mapred">TaskID</A> tipid)</PRE> |
---|
| 2130 | <DL> |
---|
| 2131 | <DD>Returns specified TaskInProgress, or null. |
---|
| 2132 | <P> |
---|
| 2133 | <DD><DL> |
---|
| 2134 | </DL> |
---|
| 2135 | </DD> |
---|
| 2136 | <DD><DL> |
---|
| 2137 | </DL> |
---|
| 2138 | </DD> |
---|
| 2139 | </DL> |
---|
| 2140 | <HR> |
---|
| 2141 | |
---|
| 2142 | <A NAME="killTask(org.apache.hadoop.mapred.TaskAttemptID, boolean)"><!-- --></A><H3> |
---|
| 2143 | killTask</H3> |
---|
| 2144 | <PRE> |
---|
| 2145 | public boolean <B>killTask</B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</A> taskid, |
---|
| 2146 | boolean shouldFail) |
---|
| 2147 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2148 | <DL> |
---|
| 2149 | <DD>Mark a Task to be killed |
---|
| 2150 | <P> |
---|
| 2151 | <DD><DL> |
---|
| 2152 | </DL> |
---|
| 2153 | </DD> |
---|
| 2154 | <DD><DL> |
---|
| 2155 | <DT><B>Parameters:</B><DD><CODE>taskid</CODE> - the id of the task to kill.<DD><CODE>shouldFail</CODE> - if true the task is failed and added to failed tasks list, otherwise |
---|
| 2156 | it is just killed, w/o affecting job failure status. |
---|
| 2157 | <DT><B>Throws:</B> |
---|
| 2158 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 2159 | </DD> |
---|
| 2160 | </DL> |
---|
| 2161 | <HR> |
---|
| 2162 | |
---|
| 2163 | <A NAME="getAssignedTracker(org.apache.hadoop.mapred.TaskAttemptID)"><!-- --></A><H3> |
---|
| 2164 | getAssignedTracker</H3> |
---|
| 2165 | <PRE> |
---|
| 2166 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getAssignedTracker</B>(<A HREF="../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</A> taskId)</PRE> |
---|
| 2167 | <DL> |
---|
| 2168 | <DD>Get tracker name for a given task id. |
---|
| 2169 | <P> |
---|
| 2170 | <DD><DL> |
---|
| 2171 | </DL> |
---|
| 2172 | </DD> |
---|
| 2173 | <DD><DL> |
---|
| 2174 | <DT><B>Parameters:</B><DD><CODE>taskId</CODE> - the name of the task |
---|
| 2175 | <DT><B>Returns:</B><DD>The name of the task tracker</DL> |
---|
| 2176 | </DD> |
---|
| 2177 | </DL> |
---|
| 2178 | <HR> |
---|
| 2179 | |
---|
| 2180 | <A NAME="jobsToComplete()"><!-- --></A><H3> |
---|
| 2181 | jobsToComplete</H3> |
---|
| 2182 | <PRE> |
---|
| 2183 | public <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A>[] <B>jobsToComplete</B>()</PRE> |
---|
| 2184 | <DL> |
---|
| 2185 | <DD>Get the jobs that are not completed and not failed |
---|
| 2186 | <P> |
---|
| 2187 | <DD><DL> |
---|
| 2188 | </DL> |
---|
| 2189 | </DD> |
---|
| 2190 | <DD><DL> |
---|
| 2191 | |
---|
| 2192 | <DT><B>Returns:</B><DD>array of JobStatus for the running/to-be-run |
---|
| 2193 | jobs.</DL> |
---|
| 2194 | </DD> |
---|
| 2195 | </DL> |
---|
| 2196 | <HR> |
---|
| 2197 | |
---|
| 2198 | <A NAME="getAllJobs()"><!-- --></A><H3> |
---|
| 2199 | getAllJobs</H3> |
---|
| 2200 | <PRE> |
---|
| 2201 | public <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A>[] <B>getAllJobs</B>()</PRE> |
---|
| 2202 | <DL> |
---|
| 2203 | <DD>Get all the jobs submitted. |
---|
| 2204 | <P> |
---|
| 2205 | <DD><DL> |
---|
| 2206 | </DL> |
---|
| 2207 | </DD> |
---|
| 2208 | <DD><DL> |
---|
| 2209 | |
---|
| 2210 | <DT><B>Returns:</B><DD>array of JobStatus for the submitted jobs</DL> |
---|
| 2211 | </DD> |
---|
| 2212 | </DL> |
---|
| 2213 | <HR> |
---|
| 2214 | |
---|
| 2215 | <A NAME="getSystemDir()"><!-- --></A><H3> |
---|
| 2216 | getSystemDir</H3> |
---|
| 2217 | <PRE> |
---|
| 2218 | public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getSystemDir</B>()</PRE> |
---|
| 2219 | <DL> |
---|
| 2220 | <DD>Grab the jobtracker system directory path where job-specific files are to be placed. |
---|
| 2221 | <P> |
---|
| 2222 | <DD><DL> |
---|
| 2223 | </DL> |
---|
| 2224 | </DD> |
---|
| 2225 | <DD><DL> |
---|
| 2226 | |
---|
| 2227 | <DT><B>Returns:</B><DD>the system directory where job-specific files are to be placed.<DT><B>See Also:</B><DD><CODE>JobSubmissionProtocol.getSystemDir()</CODE></DL> |
---|
| 2228 | </DD> |
---|
| 2229 | </DL> |
---|
| 2230 | <HR> |
---|
| 2231 | |
---|
| 2232 | <A NAME="getJob(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2233 | getJob</H3> |
---|
| 2234 | <PRE> |
---|
| 2235 | public org.apache.hadoop.mapred.JobInProgress <B>getJob</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobid)</PRE> |
---|
| 2236 | <DL> |
---|
| 2237 | <DD>Obtain the job object identified by jobid |
---|
| 2238 | <P> |
---|
| 2239 | <DD><DL> |
---|
| 2240 | </DL> |
---|
| 2241 | </DD> |
---|
| 2242 | <DD><DL> |
---|
| 2243 | |
---|
| 2244 | <DT><B>Returns:</B><DD>jobInProgress object</DL> |
---|
| 2245 | </DD> |
---|
| 2246 | </DL> |
---|
| 2247 | <HR> |
---|
| 2248 | |
---|
| 2249 | <A NAME="getLocalJobFilePath(org.apache.hadoop.mapred.JobID)"><!-- --></A><H3> |
---|
| 2250 | getLocalJobFilePath</H3> |
---|
| 2251 | <PRE> |
---|
| 2252 | public static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getLocalJobFilePath</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobID.html" title="class in org.apache.hadoop.mapred">JobID</A> jobId)</PRE> |
---|
| 2253 | <DL> |
---|
| 2254 | <DD>Get the localized job file path on the job trackers local file system |
---|
| 2255 | <P> |
---|
| 2256 | <DD><DL> |
---|
| 2257 | </DL> |
---|
| 2258 | </DD> |
---|
| 2259 | <DD><DL> |
---|
| 2260 | <DT><B>Parameters:</B><DD><CODE>jobId</CODE> - id of the job |
---|
| 2261 | <DT><B>Returns:</B><DD>the path of the job conf file on the local file system</DL> |
---|
| 2262 | </DD> |
---|
| 2263 | </DL> |
---|
| 2264 | <HR> |
---|
| 2265 | |
---|
| 2266 | <A NAME="main(java.lang.String[])"><!-- --></A><H3> |
---|
| 2267 | main</H3> |
---|
| 2268 | <PRE> |
---|
| 2269 | public static void <B>main</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>[] argv) |
---|
| 2270 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A>, |
---|
| 2271 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></PRE> |
---|
| 2272 | <DL> |
---|
| 2273 | <DD>Start the JobTracker process. This is used only for debugging. As a rule, |
---|
| 2274 | JobTracker should be run as part of the DFS Namenode process. |
---|
| 2275 | <P> |
---|
| 2276 | <DD><DL> |
---|
| 2277 | </DL> |
---|
| 2278 | </DD> |
---|
| 2279 | <DD><DL> |
---|
| 2280 | |
---|
| 2281 | <DT><B>Throws:</B> |
---|
| 2282 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> |
---|
| 2283 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</A></CODE></DL> |
---|
| 2284 | </DD> |
---|
| 2285 | </DL> |
---|
| 2286 | <HR> |
---|
| 2287 | |
---|
| 2288 | <A NAME="getQueues()"><!-- --></A><H3> |
---|
| 2289 | getQueues</H3> |
---|
| 2290 | <PRE> |
---|
| 2291 | public <A HREF="../../../../org/apache/hadoop/mapred/JobQueueInfo.html" title="class in org.apache.hadoop.mapred">JobQueueInfo</A>[] <B>getQueues</B>() |
---|
| 2292 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2293 | <DL> |
---|
| 2294 | <DD>Gets set of Job Queues associated with the Job Tracker |
---|
| 2295 | <P> |
---|
| 2296 | <DD><DL> |
---|
| 2297 | </DL> |
---|
| 2298 | </DD> |
---|
| 2299 | <DD><DL> |
---|
| 2300 | |
---|
| 2301 | <DT><B>Returns:</B><DD>Array of the Job Queue Information Object |
---|
| 2302 | <DT><B>Throws:</B> |
---|
| 2303 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 2304 | </DD> |
---|
| 2305 | </DL> |
---|
| 2306 | <HR> |
---|
| 2307 | |
---|
| 2308 | <A NAME="getQueueInfo(java.lang.String)"><!-- --></A><H3> |
---|
| 2309 | getQueueInfo</H3> |
---|
| 2310 | <PRE> |
---|
| 2311 | public <A HREF="../../../../org/apache/hadoop/mapred/JobQueueInfo.html" title="class in org.apache.hadoop.mapred">JobQueueInfo</A> <B>getQueueInfo</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> queue) |
---|
| 2312 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2313 | <DL> |
---|
| 2314 | <DD>Gets scheduling information associated with the particular Job queue |
---|
| 2315 | <P> |
---|
| 2316 | <DD><DL> |
---|
| 2317 | </DL> |
---|
| 2318 | </DD> |
---|
| 2319 | <DD><DL> |
---|
| 2320 | <DT><B>Parameters:</B><DD><CODE>queue</CODE> - Queue Name |
---|
| 2321 | <DT><B>Returns:</B><DD>Scheduling Information of the Queue |
---|
| 2322 | <DT><B>Throws:</B> |
---|
| 2323 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 2324 | </DD> |
---|
| 2325 | </DL> |
---|
| 2326 | <HR> |
---|
| 2327 | |
---|
| 2328 | <A NAME="getJobsFromQueue(java.lang.String)"><!-- --></A><H3> |
---|
| 2329 | getJobsFromQueue</H3> |
---|
| 2330 | <PRE> |
---|
| 2331 | public <A HREF="../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A>[] <B>getJobsFromQueue</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> queue) |
---|
| 2332 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2333 | <DL> |
---|
| 2334 | <DD>Gets all the jobs submitted to the particular Queue |
---|
| 2335 | <P> |
---|
| 2336 | <DD><DL> |
---|
| 2337 | </DL> |
---|
| 2338 | </DD> |
---|
| 2339 | <DD><DL> |
---|
| 2340 | <DT><B>Parameters:</B><DD><CODE>queue</CODE> - Queue name |
---|
| 2341 | <DT><B>Returns:</B><DD>array of JobStatus for the submitted jobs |
---|
| 2342 | <DT><B>Throws:</B> |
---|
| 2343 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
---|
| 2344 | </DD> |
---|
| 2345 | </DL> |
---|
| 2346 | <HR> |
---|
| 2347 | |
---|
| 2348 | <A NAME="refreshServiceAcl()"><!-- --></A><H3> |
---|
| 2349 | refreshServiceAcl</H3> |
---|
| 2350 | <PRE> |
---|
| 2351 | public void <B>refreshServiceAcl</B>() |
---|
| 2352 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
---|
| 2353 | <DL> |
---|
| 2354 | <DD><B>Description copied from interface: <CODE><A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html#refreshServiceAcl()">RefreshAuthorizationPolicyProtocol</A></CODE></B></DD> |
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| 2355 | <DD>Refresh the service-level authorization policy in-effect. |
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| 2356 | <P> |
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| 2357 | <DD><DL> |
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| 2358 | <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html#refreshServiceAcl()">refreshServiceAcl</A></CODE> in interface <CODE><A HREF="../../../../org/apache/hadoop/security/authorize/RefreshAuthorizationPolicyProtocol.html" title="interface in org.apache.hadoop.security.authorize">RefreshAuthorizationPolicyProtocol</A></CODE></DL> |
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| 2359 | </DD> |
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| 2360 | <DD><DL> |
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| 2361 | |
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| 2362 | <DT><B>Throws:</B> |
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| 2363 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
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