2010-01-08 10:14:35,516 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:14:36,517 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:14:37,517 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:14:38,518 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:14:59,520 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:15:00,521 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:15:01,524 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:15:02,524 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:15:03,525 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:15:24,525 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:15:25,526 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:15:26,526 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:15:27,527 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:15:27,527 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:15:27,528 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more

2010-01-08 10:20:28,535 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:20:49,536 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:20:50,536 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:20:51,537 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:20:52,537 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:20:53,538 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:21:14,540 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:21:15,540 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:21:16,540 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:21:17,542 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:21:18,542 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:21:39,543 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:21:40,544 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:21:40,544 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:21:40,544 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more

2010-01-08 10:26:41,551 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:26:42,552 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:26:43,552 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:27:04,553 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:27:05,553 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:27:06,553 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:27:07,554 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:27:08,554 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:27:29,555 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:27:30,555 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:27:31,555 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:27:32,556 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:27:32,556 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:27:32,557 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more

2010-01-08 10:32:33,565 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:32:54,566 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:32:55,566 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:32:56,566 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:32:57,567 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:32:58,567 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:33:19,568 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:33:20,568 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:33:21,569 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:33:22,569 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:33:23,569 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:33:44,570 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:33:45,570 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:33:45,571 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:33:45,571 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more

2010-01-08 10:38:46,579 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:38:47,579 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:38:48,580 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:39:09,580 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:39:10,581 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:39:11,581 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:39:12,586 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:39:13,586 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:39:34,587 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:39:35,587 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:39:36,588 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:39:37,588 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:39:37,588 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:39:37,588 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more

2010-01-08 10:44:38,596 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:44:59,597 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:45:00,598 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:45:01,598 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:45:02,598 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:45:03,599 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:45:24,599 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:45:25,600 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:45:26,600 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:45:27,600 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:45:28,601 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:45:49,601 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:45:50,602 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:45:50,602 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:45:50,603 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more

2010-01-08 10:50:51,610 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:50:52,611 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:50:53,611 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 2 time(s).
2010-01-08 10:51:14,612 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 0 time(s).
2010-01-08 10:51:15,612 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 3 time(s).
2010-01-08 10:51:16,613 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 4 time(s).
2010-01-08 10:51:17,613 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 5 time(s).
2010-01-08 10:51:18,613 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 6 time(s).
2010-01-08 10:51:39,615 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 1 time(s).
2010-01-08 10:51:40,616 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 7 time(s).
2010-01-08 10:51:41,616 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 8 time(s).
2010-01-08 10:51:42,616 INFO org.apache.hadoop.ipc.Client: Retrying connect to server: imac.local/192.168.1.2:9000. Already tried 9 time(s).
2010-01-08 10:51:42,617 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: Exception in doCheckpoint: 
2010-01-08 10:51:42,617 ERROR org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode: java.io.IOException: Call to imac.local/192.168.1.2:9000 failed on local exception: java.net.SocketException: Host is down
	at org.apache.hadoop.ipc.Client.wrapException(Client.java:774)
	at org.apache.hadoop.ipc.Client.call(Client.java:742)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
	at $Proxy4.getEditLogSize(Unknown Source)
	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.run(SecondaryNameNode.java:222)
	at java.lang.Thread.run(Thread.java:637)
Caused by: java.net.SocketException: Host is down
	at sun.nio.ch.Net.connect(Native Method)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
	at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
	at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
	at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
	at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
	at org.apache.hadoop.ipc.Client.getConnection(Client.java:859)
	at org.apache.hadoop.ipc.Client.call(Client.java:719)
	... 4 more