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| 274 | <a href="#Hadoop%E4%BD%9C%E4%B8%9A%E5%A4%B1%E8%B4%A5%E5%B9%B6%E8%BF%94%E5%9B%9E%E6%B6%88%E6%81%AF%EF%BC%9A%E2%80%98Job+tracker+still+initializing%E2%80%99">Hadoopäœäžå€±èŽ¥å¹¶è¿åæ¶æ¯ïŒ‘Job tracker still initializing’</a> |
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| 277 | <a href="#Torque%E7%9A%84%E9%80%80%E5%87%BA%E4%BB%A3%E7%A0%81%E6%B2%A1%E6%9C%89%E5%8C%85%E5%90%ABHOD%E7%9A%84">Torqueçéåºä»£ç 没æå
å«HODç</a> |
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| 293 | <a name="N1000C"></a><a name="%E7%AE%80%E4%BB%8B"></a> |
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| 294 | <h2 class="h3">ç®ä»</h2> |
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| 295 | <div class="section"> |
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| 296 | <a name="Introduction" id="Introduction"></a> |
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| 297 | <p>Hadoop On Demand (HOD)æ¯äžäžªèœåšå€§è§æš¡ç©çé矀äžäŸåºèæHadoopé矀çç³»ç»ãå®äœ¿çšTorqueèµæºç®¡çåšè¿è¡èç¹åé
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眮æ件(Hadoop-site.xml)ãHODè¿èœå€å°Hadoopååå°å®åé
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| 298 | <p>HODæ¯æHadoop 0.15åå
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| 299 | <p>åé¢çææ¡£å
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| 300 | </div> |
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| 301 | |
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| 302 | <a name="N1001E"></a><a name="HOD%E4%BD%BF%E7%94%A8%E5%85%A5%E9%97%A8"></a> |
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| 303 | <h2 class="h3">HOD䜿çšå
¥éš</h2> |
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| 304 | <div class="section"> |
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| 305 | <a name="Getting_Started_Using_HOD_0_4" id="Getting_Started_Using_HOD_0_4"></a> |
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| 306 | <p>åšè¿éšåïŒæ们å°äŒéæ¥éª€å°ä»ç»äœ¿çšHODæ¶åå°çæåºæ¬çæäœãåšåŒå§éµåŸªè¿äºæ¥éª€ä¹åïŒæ们åå®HODåå
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| 307 | <p>HODççšæ·çé¢æ¯äžäžªåœä»€è¡å·¥å
·ïŒå«å<span class="codefrag">hod</span>ãå®è¢«äžäžªéåžžç±ç³»ç»ç®¡çå䞺çšæ·è®Ÿçœ®å¥œçé
眮æ件æ驱åšãçšæ·åšäœ¿çš<span class="codefrag">hod</span>çæ¶åå¯ä»¥èŠçè¿äžªé
眮ïŒææ¡£çåé¢äŒç±ä»ç»ã䜿çš<span class="codefrag">hod</span>æ¶æåŠäžäž€ç§æ¹åŒå¯ä»¥æå®é
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| 308 | <ul> |
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| 309 | |
---|
| 310 | <li>åšåœä»€è¡äžæå®ïŒäœ¿çš -c é项ãäŸåŠ<span class="codefrag">hod <operation> <required-args> -c path-to-the-configuration-file [ohter-options]</span> |
---|
| 311 | </li> |
---|
| 312 | |
---|
| 313 | <li>åšè¿è¡<span class="codefrag">hod</span>çå°æ¹è®Ÿçœ®ç¯å¢åé<em>HOD_CONF_DIR</em>ãè¿äžªåéåºæåæåäžäžªæ¬å°ç®åœïŒå
¶äžæå䞺<em>hodrc</em>çæ件ãè¿äžHadoopäžç<em>HADOOP_CONF_DIR</em>äž<em>hadoop-site.xml</em>æ件æ¯ç±»äŒŒçãåŠæåœä»€è¡äžæªæå®é
眮æ件ïŒ<span class="codefrag">hod</span>äŒæ¥æŸ<em>HOD_CONF_DIR</em>ç¯å¢åéæå®ç®åœäžç<em>hodrc</em>æ件ã</li> |
---|
| 314 | |
---|
| 315 | </ul> |
---|
| 316 | <p>äžé¢çäŸåäžïŒæ们å°äžäŒæç¡®æåºè¿äžªé
眮é项ïŒåå®å
¶å·²æ£ç¡®æå®ã</p> |
---|
| 317 | <a name="N1005B"></a><a name="%E4%B8%80%E4%B8%AA%E5%85%B8%E5%9E%8BHOD%E4%BC%9A%E8%AF%9D"></a> |
---|
| 318 | <h3 class="h4">äžäžªå
žåHODäŒè¯</h3> |
---|
| 319 | <a name="HOD_Session" id="HOD_Session"></a> |
---|
| 320 | <p>äžäžªå
žåHODäŒè¯è³å°å
æ¬äžäžªæ¥éª€ïŒåé
ïŒæ§è¡HadoopäœäžïŒåæ¶ã䞺æ€ïŒæ§è¡åŠäžæ¥éª€ã</p> |
---|
| 321 | <p> |
---|
| 322 | <strong>å建äžäžªé矀ç®åœ</strong> |
---|
| 323 | </p> |
---|
| 324 | <a name="Create_a_Cluster_Directory" id="Create_a_Cluster_Directory"></a> |
---|
| 325 | <p> |
---|
| 326 | <em>é矀ç®åœ</em>æ¯æ¬å°æ件系ç»äžçäžäžªç®åœïŒ<span class="codefrag">hod</span>äŒäžºå®åé
çé矀产ç对åºçHadoopé
眮<em>hadoop-site.xml</em>ïŒæŸåšè¿äžªç®åœäžãè¿äžªç®åœå¯ä»¥æäžææè¿°æ¹åŒäŒ éç»<span class="codefrag">hod</span>æäœãåŠæè¿äžªç®åœäžååšïŒHODäŒèªåšå建è¿äžªç®åœãäžäœåé
奜äºé矀ïŒçšæ·å¯éè¿Hadoop --configé项æå®é矀ç®åœïŒåšä¹äžè¿è¡Hadoopäœäžã</p> |
---|
| 327 | <p> |
---|
| 328 | <strong><em>allocate</em>æäœ</strong> |
---|
| 329 | </p> |
---|
| 330 | <a name="Operation_allocate" id="Operation_allocate"></a> |
---|
| 331 | <p> |
---|
| 332 | <em>allocate</em>æäœçšæ¥åé
äžç»èç¹å¹¶åšä¹äžå®è£
åæäŸHadoopãå®çè¯æ³åŠäžã泚æå®èŠæ±æå®åæ°é矀ç®åœïŒ-d, --hod.clusterdirïŒåèç¹äžªæ°ïŒ-n, --hod.nodecountïŒïŒ</p> |
---|
| 333 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 334 | |
---|
| 335 | |
---|
| 336 | <tr> |
---|
| 337 | |
---|
| 338 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes [OPTIONS]</span></td> |
---|
| 339 | |
---|
| 340 | </tr> |
---|
| 341 | |
---|
| 342 | |
---|
| 343 | </table> |
---|
| 344 | <p>åŠæåœä»€æåæ§è¡ïŒ<span class="codefrag">cluster_dir/hadoop-site.xml</span>äŒè¢«çæïŒæ件äžå
å«äºåé
åºçé矀çä¿¡æ¯ãå®ä¹äŒæå°åºå
³äºHadoopçweb UIçä¿¡æ¯ã</p> |
---|
| 345 | <p>è¯è¿è¡è¿äžªåœä»€äŒäº§çåŠäžèŸåºã泚æåšè¿äžªäŸåäžé矀ç®åœæ¯<span class="codefrag">~/hod-clusters/test</span>ïŒæ们èŠåé
5䞪èç¹ïŒ</p> |
---|
| 346 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 347 | |
---|
| 348 | <tr> |
---|
| 349 | |
---|
| 350 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d ~/hod-clusters/test -n 5</span> |
---|
| 351 | <br> |
---|
| 352 | |
---|
| 353 | <span class="codefrag">INFO - HDFS UI on http://foo1.bar.com:53422</span> |
---|
| 354 | <br> |
---|
| 355 | |
---|
| 356 | <span class="codefrag">INFO - Mapred UI on http://foo2.bar.com:55380</span> |
---|
| 357 | <br> |
---|
| 358 | </td> |
---|
| 359 | |
---|
| 360 | </tr> |
---|
| 361 | |
---|
| 362 | </table> |
---|
| 363 | <p> |
---|
| 364 | <strong>åšåé
çé矀äžæ§è¡Hadoopäœäž</strong> |
---|
| 365 | </p> |
---|
| 366 | <a name="Running_Hadoop_jobs_using_the_al" id="Running_Hadoop_jobs_using_the_al"></a> |
---|
| 367 | <p>ç°åšïŒå¯ä»¥çšäžè¬çæ¹åŒåšåé
çé矀äžæ§è¡Hadoopäœäžäºãè¿æ¯åå®å<em>JAVA_HOME</em>ïŒæåHadoopå®è£
çè·¯åŸå·²è¢«æ£ç¡®å°è®Ÿçœ®äºïŒ</p> |
---|
| 368 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 369 | |
---|
| 370 | |
---|
| 371 | <tr> |
---|
| 372 | |
---|
| 373 | <td colspan="1" rowspan="1"><span class="codefrag">$ hadoop --config cluster_dir hadoop_command hadoop_command_args</span></td> |
---|
| 374 | |
---|
| 375 | </tr> |
---|
| 376 | |
---|
| 377 | |
---|
| 378 | </table> |
---|
| 379 | <p>æè
</p> |
---|
| 380 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 381 | |
---|
| 382 | |
---|
| 383 | <tr> |
---|
| 384 | |
---|
| 385 | <td colspan="1" rowspan="1"><span class="codefrag">$ export HADOOP_CONF_DIR=cluster_dir</span> |
---|
| 386 | <br> |
---|
| 387 | |
---|
| 388 | <span class="codefrag">$ hadoop hadoop_command hadoop_command_args</span></td> |
---|
| 389 | |
---|
| 390 | </tr> |
---|
| 391 | |
---|
| 392 | |
---|
| 393 | </table> |
---|
| 394 | <p>继ç»æ们çäŸåïŒäžé¢çåœä»€äŒåšåé
çé矀äžè¿è¡wordcountçäŸåïŒ</p> |
---|
| 395 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 396 | <tr> |
---|
| 397 | <td colspan="1" rowspan="1"><span class="codefrag">$ hadoop --config ~/hod-clusters/test jar /path/to/hadoop/hadoop-examples.jar wordcount /path/to/input /path/to/output</span></td> |
---|
| 398 | </tr> |
---|
| 399 | </table> |
---|
| 400 | <p>æè
</p> |
---|
| 401 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 402 | <tr> |
---|
| 403 | |
---|
| 404 | <td colspan="1" rowspan="1"><span class="codefrag">$ export HADOOP_CONF_DIR=~/hod-clusters/test</span> |
---|
| 405 | <br> |
---|
| 406 | |
---|
| 407 | <span class="codefrag">$ hadoop jar /path/to/hadoop/hadoop-examples.jar wordcount /path/to/input /path/to/output</span></td> |
---|
| 408 | |
---|
| 409 | </tr> |
---|
| 410 | |
---|
| 411 | </table> |
---|
| 412 | <p> |
---|
| 413 | <strong> <em>deallocate</em>æäœ</strong> |
---|
| 414 | </p> |
---|
| 415 | <a name="Operation_deallocate" id="Operation_deallocate"></a> |
---|
| 416 | <p> |
---|
| 417 | <em>deallocate</em>æäœçšæ¥åæ¶åé
å°çé矀ãåœå®æé矀䜿çšä¹åïŒå¿
é¡»æ§è¡åæ¶æäœäœ¿è¿äºèç¹å¯ä»¥äžºå
¶ä»çšæ·æçšã<em>deallocate</em>æäœçè¯æ³åŠäžã泚æå®éèŠé矀ç®åœïŒ-d, --hod.clusterdirïŒäœäžºåæ°ïŒ</p> |
---|
| 418 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 419 | |
---|
| 420 | |
---|
| 421 | <tr> |
---|
| 422 | |
---|
| 423 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod deallocate -d cluster_dir</span></td> |
---|
| 424 | |
---|
| 425 | </tr> |
---|
| 426 | |
---|
| 427 | |
---|
| 428 | </table> |
---|
| 429 | <p>继ç»æ们çäŸåïŒåŠäžåœä»€äŒåæ¶é矀ïŒ</p> |
---|
| 430 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 431 | <tr> |
---|
| 432 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod deallocate -d ~/hod-clusters/test</span></td> |
---|
| 433 | </tr> |
---|
| 434 | </table> |
---|
| 435 | <p>åŠäœ æè§ïŒHODå
讞çšæ·åé
äžäžªé矀ïŒéæç䜿çšå®æ¥è¿è¡HadoopäœäžãäŸåŠïŒéè¿ä»å€äžªshelläžå¯åšäœ¿çšåäžäžªé
眮çhadoopïŒçšæ·å¯ä»¥åå°åšåäžäžªé矀äžå¹¶åè¿è¡å€äžªäœäžã</p> |
---|
| 436 | <a name="N10128"></a><a name="%E4%BD%BF%E7%94%A8HOD%E8%BF%90%E8%A1%8CHadoop%E8%84%9A%E6%9C%AC"></a> |
---|
| 437 | <h3 class="h4">䜿çšHODè¿è¡Hadoopèæ¬</h3> |
---|
| 438 | <a name="HOD_Script_Mode" id="HOD_Script_Mode"></a> |
---|
| 439 | <p>HODç<em>scriptæäœ</em>èœå°é矀çåé
ïŒäœ¿çšååæ¶ç»ç»åšäžèµ·ãè¿å¯¹é£äºæ³è¿è¡Hadoopäœäžèæ¬ïŒææHODèœåšèæ¬ç»æåèªåšå®ææž
çæäœççšæ·ç¹å«ç®¡çšãçš<span class="codefrag">hod</span>æ§è¡Hadoopèæ¬ïŒéèŠè¿ä¹åïŒ</p> |
---|
| 440 | <p> |
---|
| 441 | <strong>å建èæ¬æ件</strong> |
---|
| 442 | </p> |
---|
| 443 | <a name="Create_a_script_file" id="Create_a_script_file"></a> |
---|
| 444 | <p>è¿æ¯äžäžªæ®éçshellèæ¬ïŒéåžžéé¢äŒå
å«hadoopåœä»€ïŒåŠïŒ</p> |
---|
| 445 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 446 | <tr> |
---|
| 447 | <td colspan="1" rowspan="1"><span class="codefrag">$ hadoop jar jar_file options</span></td> |
---|
| 448 | |
---|
| 449 | </tr> |
---|
| 450 | </table> |
---|
| 451 | <p>åœç¶ïŒçšæ·å¯ä»¥åèæ¬äžæ·»å ä»»äœææçåœä»€ãHODäŒåšæ§è¡è¿äžªèæ¬æ¶èªåšå°è®Ÿçœ®<em>HADOOP_CONF_DIR</em>æååé
çé矀ãçšæ·äžå¿
对æ€æ
å¿ãäžè¿ïŒååé
æäœæ¶äžæ ·ïŒçšæ·éèŠæå®äžäžªé矀ç®åœã</p> |
---|
| 452 | <p> |
---|
| 453 | <strong>è¿è¡èæ¬</strong> |
---|
| 454 | </p> |
---|
| 455 | <a name="Running_the_script" id="Running_the_script"></a> |
---|
| 456 | <p> |
---|
| 457 | <em>èæ¬æäœ</em>çè¯æ³åŠäžã泚æå®éèŠé矀ç®åœïŒ-d, --hod.clusterdirïŒïŒèç¹äžªæ°ïŒ-n, --hod.nodecountïŒä»¥åèæ¬æ件ïŒ-s, --hod.scriptïŒäœäžºåæ°ïŒ</p> |
---|
| 458 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 459 | |
---|
| 460 | |
---|
| 461 | <tr> |
---|
| 462 | |
---|
| 463 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod script -d cluster_directory -n number_of_nodes -s script_file</span></td> |
---|
| 464 | |
---|
| 465 | </tr> |
---|
| 466 | |
---|
| 467 | |
---|
| 468 | </table> |
---|
| 469 | <p>泚æäžäœèæ¬æ§è¡å®æ¯ïŒHODå°±äŒåæ¶é矀ïŒè¿æå³çèæ¬å¿
é¡»èŠåå°çhadoopäœäžå®æåèæ¬æç»æãçšæ·åèæ¬æ¶å¿
须泚æè¿ç¹ã</p> |
---|
| 470 | </div> |
---|
| 471 | |
---|
| 472 | <a name="N1016C"></a><a name="HOD%E7%9A%84%E5%8A%9F%E8%83%BD"></a> |
---|
| 473 | <h2 class="h3">HODçåèœ</h2> |
---|
| 474 | <div class="section"> |
---|
| 475 | <a name="HOD_0_4_Features" id="HOD_0_4_Features"></a><a name="N10174"></a><a name="%E4%BE%9B%E5%BA%94%E4%B8%8E%E7%AE%A1%E7%90%86Hadoop%E9%9B%86%E7%BE%A4"></a> |
---|
| 476 | <h3 class="h4">äŸåºäžç®¡çHadoopé矀</h3> |
---|
| 477 | <a name="Provisioning_and_Managing_Hadoop" id="Provisioning_and_Managing_Hadoop"></a> |
---|
| 478 | <p>HODäž»èŠåèœæ¯äŸåºHadoopçMap/ReduceåHDFSé矀ãè¿äºåšè§å
¥éšäžèå·²ç»åè¿æè¿°ã æ€å€ïŒèŠæ¯è¿æèç¹å¯çšïŒå¹¶äžç»ç»äžä¹æ¹åïŒäžäžªçšæ·å¯ä»¥åšåäžæ¶éŽå
䜿çšHODåé
å€äžªMap/Reduceé矀ã对äºåé
å°çäžåé矀ïŒçšæ·éèŠäžºäžé¢æå°ç<span class="codefrag">cluster_dir</span>åæ°æå®äžåçè·¯åŸãHODæäŸ<em>list</em>å<em>info</em>æäœå¯ä»¥ç®¡çå€äžªé矀ã</p> |
---|
| 479 | <p> |
---|
| 480 | <strong><em>list</em>æäœ</strong> |
---|
| 481 | </p> |
---|
| 482 | <a name="Operation_list" id="Operation_list"></a> |
---|
| 483 | <p>listæäœèœå䞟å°ç®å䞺æ¢çšæ·æå建çææé矀ãåæŸhadoop-site.xmlçé矀ç®åœïŒäžJobTrackeråïŒæHDFSçè¿æ¥åç¶æä¹äŒè¢«æŸç€ºåºæ¥ãlistæäœç䜿çšè¯æ³åŠäžïŒ</p> |
---|
| 484 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 485 | |
---|
| 486 | |
---|
| 487 | <tr> |
---|
| 488 | |
---|
| 489 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod list</span></td> |
---|
| 490 | |
---|
| 491 | </tr> |
---|
| 492 | |
---|
| 493 | |
---|
| 494 | </table> |
---|
| 495 | <p> |
---|
| 496 | <strong><em>info</em>æäœ</strong> |
---|
| 497 | </p> |
---|
| 498 | <a name="Operation_info" id="Operation_info"></a> |
---|
| 499 | <p>infoæäœäŒæŸç€ºæå®é矀çžå
³çä¿¡æ¯ãè¿äºä¿¡æ¯å
æ¬TorqueäœäžidïŒHOD Ringmasterè¿çšïŒHadoopçJobTrackeråNameNodeå®æ€è¿çšçéèŠå®æ€è¿çšçäœçœ®ãinfoæäœçè¯æ³åŠäžã泚æå®éèŠé矀ç®åœïŒ-d, --hod.clusterdirïŒäœäžºåæ°ïŒ</p> |
---|
| 500 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 501 | |
---|
| 502 | |
---|
| 503 | <tr> |
---|
| 504 | |
---|
| 505 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod info -d cluster_dir</span></td> |
---|
| 506 | |
---|
| 507 | </tr> |
---|
| 508 | |
---|
| 509 | |
---|
| 510 | </table> |
---|
| 511 | <p> |
---|
| 512 | <span class="codefrag">cluster_dir</span>åºäžºåé¢<em>allocate</em>æäœäžæå®çææé矀ç®åœã</p> |
---|
| 513 | <a name="N101BE"></a><a name="%E4%BD%BF%E7%94%A8tarball%E5%88%86%E5%8F%91Hadoop"></a> |
---|
| 514 | <h3 class="h4">䜿çštarballååHadoop</h3> |
---|
| 515 | <a name="Using_a_tarball_to_distribute_Ha" id="Using_a_tarball_to_distribute_Ha"></a> |
---|
| 516 | <p>äŸåºHadoopæ¶ïŒHODå¯ä»¥äœ¿çšé矀èç¹äžå·²ç»å®è£
奜çHadoopïŒä¹å¯ä»¥å°hadoopçtarballäœäžºäŸåºæäœçäžéšååšèç¹äžè¿è¡åååå®è£
ãåŠæ䜿çštarballé项ïŒå°±äžå¿
éåŸäœ¿çšé¢è£
çHadoopäºïŒä¹äžèŠæ±é矀èç¹äžå¿
é¡»æäžäžªé¢è£
ççæ¬ãè¿å¯¹åŒåïŒQEç¯å¢äžåšäžäžªå
±äº«é矀äžæµè¯äžåçæ¬hadoopçåŒåè
å°€å
¶æçšã</p> |
---|
| 517 | <p>èŠäœ¿çšé¢è£
çHadoopïŒäœ å¿
é¡»åšhodrcäžç<span class="codefrag">gridservice-hdfs</span>éšåå<span class="codefrag">gridservice-mapred</span>éšåæå®<span class="codefrag">pkgs</span>é项ãå®å¿
é¡»æåé矀äžææèç¹äžHadoopçå®è£
è·¯åŸã</p> |
---|
| 518 | <p>æå®Tarballçè¯æ³åŠäžïŒ</p> |
---|
| 519 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 520 | |
---|
| 521 | <tr> |
---|
| 522 | |
---|
| 523 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes -t hadoop_tarball_location</span></td> |
---|
| 524 | |
---|
| 525 | </tr> |
---|
| 526 | |
---|
| 527 | </table> |
---|
| 528 | <p>äŸåŠïŒäžé¢çåœä»€æ ¹æ®tarball<span class="codefrag">~/share/hadoop.tar.gz</span>åé
HadoopïŒ</p> |
---|
| 529 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 530 | <tr> |
---|
| 531 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d ~/hadoop-cluster -n 10 -t ~/share/hadoop.tar.gz</span></td> |
---|
| 532 | </tr> |
---|
| 533 | </table> |
---|
| 534 | <p>类䌌å°ïŒäœ¿çšhodèæ¬çè¯æ³åŠäžïŒ</p> |
---|
| 535 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 536 | |
---|
| 537 | <tr> |
---|
| 538 | |
---|
| 539 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod script -d cluster_directory -s scritp_file -n number_of_nodes -t hadoop_tarball_location</span></td> |
---|
| 540 | |
---|
| 541 | </tr> |
---|
| 542 | |
---|
| 543 | </table> |
---|
| 544 | <p>äžé¢è¯æ³äžæå®çhadoop_tarball_locationåºæåä»ææ计ç®èç¹éœå¯ä»¥è®¿é®çå
±äº«æ件系ç»çè·¯åŸãåœåïŒHODåªæ¯ææ蜜çNFSã</p> |
---|
| 545 | <p> |
---|
| 546 | <em>泚æïŒ</em> |
---|
| 547 | </p> |
---|
| 548 | <ul> |
---|
| 549 | |
---|
| 550 | <li>䞺äºè·åŸæŽå¥œååæ§èœïŒå»ºè®®Hadoop tarballåªå
å«åºäžäºè¿å¶æ件ïŒäžå
å«æºä»£ç æææ¡£ã</li> |
---|
| 551 | |
---|
| 552 | <li>åœäœ åžæåšçštarballæ¹åŒåé
çé矀äžæ§è¡äœäžïŒäœ å¿
须䜿çšå
Œå®¹çHadoopçæ¬æäº€äœ çäœäžãæ奜çæ¹åŒæ¯è§£åïŒäœ¿çšTarballäžççæ¬ã</li> |
---|
| 553 | |
---|
| 554 | <li>äœ éèŠç¡®ä¿åštarååå
çconfç®åœäžæ²¡æHadoopé
眮æ件hadoop-env.shåhadoop-site.xmlãåŠæè¿äºæ件ååšå¹¶å
å«é误çåŒïŒé矀åé
å¯èœäŒå€±èŽ¥ã |
---|
| 555 | </li> |
---|
| 556 | |
---|
| 557 | </ul> |
---|
| 558 | <a name="N10214"></a><a name="%E4%BD%BF%E7%94%A8%E5%A4%96%E9%83%A8HDFS"></a> |
---|
| 559 | <h3 class="h4">䜿çšå€éšHDFS</h3> |
---|
| 560 | <a name="Using_an_external_HDFS" id="Using_an_external_HDFS"></a> |
---|
| 561 | <p>åšå
žåçç±HODæäŸçHadoopé矀äžïŒHDFSå·²ç»è¢«éæå°ïŒæªäœ¿çšHODïŒè®Ÿçœ®å¥œãè¿èœäœ¿æ°æ®åšHODæäŸçé矀被åæ¶åè¿å¯ä»¥æä¹
ä¿ååšHDFSäžã䞺䜿çšéæé
眮çHDFSïŒäœ çhodrcå¿
é¡»æåäžäžªå€éšHDFSãå
·äœå°±æ¯ïŒåšhodrcç<span class="codefrag">gridservice-hdfs</span>éšåå°äžé¢é项讟眮䞺æ£ç¡®çåŒïŒ</p> |
---|
| 562 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 563 | <tr> |
---|
| 564 | <td colspan="1" rowspan="1">external = true</td> |
---|
| 565 | </tr> |
---|
| 566 | <tr> |
---|
| 567 | <td colspan="1" rowspan="1">host = HDFS NameNodeäž»æºå</td> |
---|
| 568 | </tr> |
---|
| 569 | <tr> |
---|
| 570 | <td colspan="1" rowspan="1">fs_port = HDFS NameNode端å£</td> |
---|
| 571 | </tr> |
---|
| 572 | <tr> |
---|
| 573 | <td colspan="1" rowspan="1">info_port = HDFS NameNode web UIç端å£</td> |
---|
| 574 | </tr> |
---|
| 575 | </table> |
---|
| 576 | <p> |
---|
| 577 | <em>泚æïŒ</em>äœ ä¹å¯ä»¥ä»åœä»€è¡åŒå¯è¿äžªé项ãå³ïŒäœ è¿æ ·å»äœ¿çšäžäžªéæHDFSïŒ<br> |
---|
| 578 | |
---|
| 579 | </p> |
---|
| 580 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 581 | |
---|
| 582 | <tr> |
---|
| 583 | |
---|
| 584 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes --gridservice-hdfs.external</span></td> |
---|
| 585 | |
---|
| 586 | </tr> |
---|
| 587 | |
---|
| 588 | </table> |
---|
| 589 | <p>åŠæéèŠïŒHODå³å¯ä»¥äŸåºHDFSé矀ä¹å¯ä»¥äŸåºMap/Reduceçé矀HODãè¿éèŠè®Ÿçœ®hodrcäžç<span class="codefrag">gridservice-hdfs</span>éšåçäžåé项ïŒ</p> |
---|
| 590 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 591 | <tr> |
---|
| 592 | <td colspan="1" rowspan="1">external = false</td> |
---|
| 593 | </tr> |
---|
| 594 | </table> |
---|
| 595 | <a name="N10258"></a><a name="%E9%85%8D%E7%BD%AEHadoop%E7%9A%84%E9%80%89%E9%A1%B9"></a> |
---|
| 596 | <h3 class="h4">é
眮Hadoopçé项</h3> |
---|
| 597 | <a name="Options_for_Configuring_Hadoop" id="Options_for_Configuring_Hadoop"></a> |
---|
| 598 | <p>HODæäŸäžäžªéåžžæ¹äŸ¿çæºå¶èœé
眮å®æäŸçHadoopå®æ€è¿çšåå®åšå®¢æ·ç«¯çæçhadoop-site.xmlãéè¿åšHODé
眮æ件äžæå®é
眮åæ°ïŒæåšåé
é矀æ¶åšåœä»€è¡æå®éœå¯åå°è¿ç¹ã</p> |
---|
| 599 | <p> |
---|
| 600 | <strong>é
眮Hadoopå®æ€è¿çš</strong> |
---|
| 601 | </p> |
---|
| 602 | <a name="Configuring_Hadoop_Daemons" id="Configuring_Hadoop_Daemons"></a> |
---|
| 603 | <p>èŠé
眮Hadoopå®æ€è¿çšïŒäœ å¯ä»¥è¿ä¹åïŒ</p> |
---|
| 604 | <p>对äºMap/ReduceïŒæå®<span class="codefrag">gridservice-mapred</span>éšåç<span class="codefrag">server-params</span>项çæ䞺äžäžªä»¥éå·åå²çkey-value对åè¡šãåé
眮åšæHDFSé矀äžæ ·ïŒè®Ÿçœ®<span class="codefrag">gridservice-hdfs</span>éšåç<span class="codefrag">server-params</span>项ãåŠæè¿äºåæ°åºè¢«æ è®°æ<em>final</em>ïŒå°è¿äºåæ°å
å«å°çžåºéšåç<span class="codefrag">final-server-params</span>项äžã</p> |
---|
| 605 | <p>äŸåŠïŒ</p> |
---|
| 606 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 607 | <tr> |
---|
| 608 | <td colspan="1" rowspan="1"><span class="codefrag">server-params = mapred.reduce.parallel.copies=20,io.sort.factor=100,io.sort.mb=128,io.file.buffer.size=131072</span></td> |
---|
| 609 | </tr> |
---|
| 610 | <tr> |
---|
| 611 | <td colspan="1" rowspan="1"><span class="codefrag">final-server-params = mapred.child.java.opts=-Xmx512m,dfs.block.size=134217728,fs.inmemory.size.mb=128</span></td> |
---|
| 612 | |
---|
| 613 | </tr> |
---|
| 614 | </table> |
---|
| 615 | <p>èŠä»åœä»€è¡æå®é项ïŒäœ å¯ä»¥çšåŠäžè¯æ³ïŒ</p> |
---|
| 616 | <p>é
眮Map/Reduceå®æ€è¿çšïŒ</p> |
---|
| 617 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 618 | |
---|
| 619 | <tr> |
---|
| 620 | |
---|
| 621 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes -Mmapred.reduce.parallel.copies=20 -Mio.sort.factor=100</span></td> |
---|
| 622 | |
---|
| 623 | </tr> |
---|
| 624 | |
---|
| 625 | </table> |
---|
| 626 | <p>åšäžè¿°äŸåäžïŒ<em>mapred.reduce.parallel.copies</em>åæ°å<em>io.sort.factor</em>åæ°å°äŒè¢«æ·»å å°<span class="codefrag">server-params</span>äžïŒåŠæå·²ç»åš<span class="codefrag">server-params</span>äžååšïŒåå®ä»¬äŒè¢«èŠçãèŠå°è¿äºåæ°æå®æ<em>final</em>ç±»åïŒäœ å¯ä»¥ïŒ</p> |
---|
| 627 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 628 | |
---|
| 629 | <tr> |
---|
| 630 | |
---|
| 631 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes -Fmapred.reduce.parallel.copies=20 -Fio.sort.factor=100</span></td> |
---|
| 632 | |
---|
| 633 | </tr> |
---|
| 634 | |
---|
| 635 | </table> |
---|
| 636 | <p>äžè¿ïŒåºæ³šæfinalåæ°æ æ³è¢«åœä»€è¡æ¹åçïŒåªæåšæªæå®çæ
圢æèœè¿œå ã</p> |
---|
| 637 | <p>é
眮åšæäŸåºçHDFSå®æ€è¿çšçé项äžæ€çžäŒŒãçš-Hæ¿æ¢-M以ïŒçš-Sæ¿æ¢-Få³å¯ã</p> |
---|
| 638 | <p> |
---|
| 639 | <strong>é
眮Hadoopçäœäžæ亀ïŒå®¢æ·ç«¯ïŒçšåº</strong> |
---|
| 640 | </p> |
---|
| 641 | <a name="Configuring_Hadoop_Job_Submissio" id="Configuring_Hadoop_Job_Submissio"></a> |
---|
| 642 | <p>åŠäžæè¿°ïŒåœallocateæäœæååïŒ<span class="codefrag">cluster_dir/hadoop-site.xml</span>å°äŒçæïŒå
¶äžäŒå
å«åé
çé矀çJobTrackeråNameNodeçä¿¡æ¯ãè¿äžªé
眮çšäºåé矀æ亀äœäžãHODæäŸé项å¯å°å
¶å®çhadoopé
眮åæ°æ·»å å°è¯¥æ件ïŒå
¶è¯æ³åŠäžïŒ</p> |
---|
| 643 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 644 | |
---|
| 645 | <tr> |
---|
| 646 | |
---|
| 647 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes -Cmapred.userlog.limit.kb=200 -Cmapred.child.java.opts=-Xmx512m</span></td> |
---|
| 648 | |
---|
| 649 | </tr> |
---|
| 650 | |
---|
| 651 | </table> |
---|
| 652 | <p>äžäŸäžïŒ<em>mapred.userlog.limit.kb</em>å<em>mapred.child.java.opts</em>äŒè¢«æ·»å å°hod产ççhadoop-site.xmläžã</p> |
---|
| 653 | <a name="N102EA"></a><a name="%E6%9F%A5%E7%9C%8BHadoop%E7%9A%84Web-UI"></a> |
---|
| 654 | <h3 class="h4">æ¥çHadoopçWeb-UI</h3> |
---|
| 655 | <a name="Viewing_Hadoop_Web_UIs" id="Viewing_Hadoop_Web_UIs"></a> |
---|
| 656 | <p>HODçallocateæäœäŒæå°åºJobTrackeråNameNodeçWeb UIçURLãäŸåŠïŒ</p> |
---|
| 657 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 658 | <tr> |
---|
| 659 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d ~/hadoop-cluster -n 10 -c ~/hod-conf-dir/hodrc</span> |
---|
| 660 | <br> |
---|
| 661 | |
---|
| 662 | <span class="codefrag">INFO - HDFS UI on http://host242.foo.com:55391</span> |
---|
| 663 | <br> |
---|
| 664 | |
---|
| 665 | <span class="codefrag">INFO - Mapred UI on http://host521.foo.com:54874</span> |
---|
| 666 | </td> |
---|
| 667 | </tr> |
---|
| 668 | </table> |
---|
| 669 | <p>äžé¢æå°ç<em>info</em>æäœå¯ä»¥ç»äœ åæ ·çä¿¡æ¯ã</p> |
---|
| 670 | <a name="N1030C"></a><a name="%E6%94%B6%E9%9B%86%E5%92%8C%E6%9F%A5%E7%9C%8BHadoop%E6%97%A5%E5%BF%97"></a> |
---|
| 671 | <h3 class="h4">æ¶éåæ¥çHadoopæ¥å¿</h3> |
---|
| 672 | <a name="Collecting_and_Viewing_Hadoop_Lo" id="Collecting_and_Viewing_Hadoop_Lo"></a> |
---|
| 673 | <p>èŠè·ååšæäºåé
èç¹äžè¿è¡çå®æ€è¿çšçHadoopæ¥å¿ïŒ</p> |
---|
| 674 | <ul> |
---|
| 675 | |
---|
| 676 | <li>ç»åœæå
Žè¶£çèç¹ãåŠæäœ æ³æ¥çJobTrackeræè
NameNodeçæ¥å¿ïŒ<em>list</em>å<em>info</em>æäœèœåè¯äœ è¿äºè¿çšåšé£äºèç¹äžè¿è¡ã</li> |
---|
| 677 | |
---|
| 678 | <li>è·åæå
Žè¶£çå®æ€è¿çšçè¿çšä¿¡æ¯ïŒäŸåŠïŒ<span class="codefrag">ps ux | grep TaskTracker</span>ïŒ</li> |
---|
| 679 | |
---|
| 680 | <li>åšè¿äºè¿çšä¿¡æ¯äžïŒæ¥æŸåé<span class="codefrag">-Dhadoop.log.dir</span>çåŒãéåžžæ¯hodé
眮æ件é<span class="codefrag">hodring.temp-dir</span>ç®åœçäžäžªåç®åœ ã</li> |
---|
| 681 | |
---|
| 682 | <li>åæ¢å°<span class="codefrag">hadoop.log.dir</span>ç®åœä»¥æ¥çå®æ€è¿çšæ¥å¿åçšæ·æ¥å¿ã</li> |
---|
| 683 | |
---|
| 684 | </ul> |
---|
| 685 | <p>HODä¹æäŸäºäžäžªæºå¶ïŒèœè®©äœ åšé矀åæ¶åå°æ¥å¿æ¶éåæŸå°æ件系ç»ïŒæè
äžäžªåšå€éšé
眮çHDFSäžãè¿æ ·çè¯ïŒåšäœäžå®æïŒèç¹åæ¶åäœ è¿å¯ä»¥çè¿äºæ¥å¿ãèŠåå°è¿ç¹ïŒåäžé¢äžæ ·äžºlog-destination-uriæå®äžäžªURIïŒ</p> |
---|
| 686 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 687 | <tr> |
---|
| 688 | <td colspan="1" rowspan="1"><span class="codefrag">log-destination-uri= hdfs://host123:45678/user/hod/logs</span>æè
</td> |
---|
| 689 | </tr> |
---|
| 690 | |
---|
| 691 | <tr> |
---|
| 692 | <td colspan="1" rowspan="1"><span class="codefrag">log-destination-uri= file://path/to/store/log/files</span></td> |
---|
| 693 | </tr> |
---|
| 694 | |
---|
| 695 | </table> |
---|
| 696 | <p>åšäžé¢æå®ççæ ¹ç®åœäžïŒHODäŒå建路åŸuser_name/torque_jobidïŒæäœäžæ¶åå°çæ¯äžªèç¹äžçæ¥å¿æ件gzipå猩ïŒåæŸåšéé¢ã</p> |
---|
| 697 | <p>泚æèŠåšHDFSäžååšè¿äºæ件ïŒäœ åŸå°<span class="codefrag">hodring.pkgs</span>项é
眮䞺ååææå°çHDFSå
Œå®¹ççæ¬ãåŠåïŒHODäŒå°è¯äœ¿çšå®äŸåºHadoopé矀æ¶çšå°çHadoopçæ¬ã</p> |
---|
| 698 | <a name="N10355"></a><a name="%E9%97%B2%E7%BD%AE%E9%9B%86%E7%BE%A4%E7%9A%84%E8%87%AA%E5%8A%A8%E5%9B%9E%E6%94%B6"></a> |
---|
| 699 | <h3 class="h4">é²çœ®é矀çèªåšåæ¶</h3> |
---|
| 700 | <a name="Auto_deallocation_of_Idle_Cluste" id="Auto_deallocation_of_Idle_Cluste"></a> |
---|
| 701 | <p>HODäŒèªåšåæ¶åšäžæ®µæ¶éŽå
没æè¿è¡Hadoopäœäžçé矀ãæ¯æ¬¡çHODåé
äŒåžŠæäžäžªçæ§è®Ÿæœäžåå°æ£æ¥Hadoopäœäžçæ§è¡ãåŠæ䟊æµå°åšäžå®æ¶éŽå
没Hadoopäœäžåšæ§è¡ïŒå®å°±åæ¶è¿äžªé矀ïŒéæŸé£äºæªè¢«ææå©çšçèç¹ã</p> |
---|
| 702 | <p> |
---|
| 703 | <em>泚æïŒ</em>åœé矀被åæ¶æ¶ïŒ<em>é矀ç®åœ</em>没æ被èªåšæž
空ãçšæ·é¡»éè¿äžäžªæ£åŒç<em>deallcocate</em>æäœæž
çå®ã</p> |
---|
| 704 | <a name="N1036B"></a><a name="%E6%8C%87%E5%AE%9A%E9%A2%9D%E5%A4%96%E7%9A%84%E4%BD%9C%E4%B8%9A%E5%B1%9E%E6%80%A7"></a> |
---|
| 705 | <h3 class="h4">æå®é¢å€çäœäžå±æ§</h3> |
---|
| 706 | <a name="Specifying_Additional_Job_Attrib" id="Specifying_Additional_Job_Attrib"></a> |
---|
| 707 | <p>HODå
讞çšæ·äžºäžäžªTorqueäœäžæå®äžäžªæ¶éæ¶éŽåäžäžªå称ïŒæè
æ é¢ïŒã </p> |
---|
| 708 | <p>æ¶éæ¶éŽæ¯å¯¹Torqueäœäžæææ¶éŽçäžäžªäŒ°è®¡ãè¿äžªæ¶éŽè¿æåïŒTorqueå°èªåšå é€è¿äžªäœäžïŒéæŸå
¶èç¹ãæå®è¿äžªæ¶éæ¶éŽè¿èœåž®å©äœäžè°åºŠçšåºæŽå¥œçå®æäœäžïŒæé«å¯¹é矀èµæºç䜿çšçã</p> |
---|
| 709 | <p>æå®æ¶éæ¶éŽçè¯æ³åŠäžïŒ</p> |
---|
| 710 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 711 | |
---|
| 712 | <tr> |
---|
| 713 | |
---|
| 714 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes -l time_in_seconds</span></td> |
---|
| 715 | |
---|
| 716 | </tr> |
---|
| 717 | |
---|
| 718 | </table> |
---|
| 719 | <p>Torqueäœäžçå称ææ é¢èœç»çšæ·ä»¥å奜çäœäžæ è¯ãæ¯æ¬¡å±ç€ºTorqueäœäžçå±æ§çæ¶åïŒè¿äžªå笊䞲就äŒåºç°ïŒå
æ¬<span class="codefrag">qstat</span>åœä»€ã</p> |
---|
| 720 | <p>æå®å称ææ é¢çè¯æ³åŠäžïŒ</p> |
---|
| 721 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 722 | |
---|
| 723 | <tr> |
---|
| 724 | |
---|
| 725 | <td colspan="1" rowspan="1"><span class="codefrag">$ hod allocate -d cluster_dir -n number_of_nodes -N name_of_job</span></td> |
---|
| 726 | |
---|
| 727 | </tr> |
---|
| 728 | |
---|
| 729 | </table> |
---|
| 730 | <p> |
---|
| 731 | <em>泚æïŒ</em>ç±äºåºå±Torqueèµæºç®¡çåšçéå¶ïŒäžä»¥åæ¯åŒå€Žæè
å
å«ç©ºæ Œçååå°å¯ŒèŽäœäžå€±èŽ¥ã倱莥信æ¯äŒè¡šæé®é¢ååšäºæå®çäœäžå称äžã</p> |
---|
| 732 | <a name="N103A2"></a><a name="%E6%8D%95%E8%8E%B7HOD%E5%9C%A8Torque%E4%B8%AD%E7%9A%84%E9%80%80%E5%87%BA%E7%A0%81"></a> |
---|
| 733 | <h3 class="h4">æè·HODåšTorqueäžçéåºç </h3> |
---|
| 734 | <a name="Capturing_HOD_exit_codes_in_Torq" id="Capturing_HOD_exit_codes_in_Torq"></a> |
---|
| 735 | <p>HODéåºç åºç°åšTorqueçexit_statuså段äžãè¿æå©äºäœ¿çšè
åç³»ç»ç®¡çååºåæåçHODæ§è¡å倱莥çHODæ§è¡ãåŠæåé
æåäžææHadoopäœäžåšæåé
çé矀äžæ£ç¡®çæ§è¡ïŒéåºç 䞺0ãåŠæåé
倱莥æè
éšåhadoopäœäžåšåé
é矀äžè¿è¡å€±èŽ¥ïŒéåºç é0ãäžè¡šååºäºå¯èœåºç°çéåºç ã<em>泚æïŒåªææ䜿çšçHadoopçæ¬æ¯0.16æ以äžæ¶ïŒHadoopäœäžç¶ææå¯ä»¥è¢«æè·ã</em> |
---|
| 736 | </p> |
---|
| 737 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 738 | |
---|
| 739 | |
---|
| 740 | <tr> |
---|
| 741 | |
---|
| 742 | <td colspan="1" rowspan="1">éåºç </td> |
---|
| 743 | <td colspan="1" rowspan="1">å«ä¹</td> |
---|
| 744 | |
---|
| 745 | </tr> |
---|
| 746 | |
---|
| 747 | <tr> |
---|
| 748 | |
---|
| 749 | <td colspan="1" rowspan="1"> 6 </td> |
---|
| 750 | <td colspan="1" rowspan="1">Ringmasteræ
é</td> |
---|
| 751 | |
---|
| 752 | </tr> |
---|
| 753 | |
---|
| 754 | <tr> |
---|
| 755 | |
---|
| 756 | <td colspan="1" rowspan="1"> 7 </td> |
---|
| 757 | <td colspan="1" rowspan="1"> DFSæ
é</td> |
---|
| 758 | |
---|
| 759 | </tr> |
---|
| 760 | |
---|
| 761 | <tr> |
---|
| 762 | |
---|
| 763 | <td colspan="1" rowspan="1"> 8 </td> |
---|
| 764 | <td colspan="1" rowspan="1"> Job trackeræ
é</td> |
---|
| 765 | |
---|
| 766 | </tr> |
---|
| 767 | |
---|
| 768 | <tr> |
---|
| 769 | |
---|
| 770 | <td colspan="1" rowspan="1"> 10 </td> |
---|
| 771 | <td colspan="1" rowspan="1"> é矀æ»äº¡</td> |
---|
| 772 | |
---|
| 773 | </tr> |
---|
| 774 | |
---|
| 775 | <tr> |
---|
| 776 | |
---|
| 777 | <td colspan="1" rowspan="1"> 12 </td> |
---|
| 778 | <td colspan="1" rowspan="1"> é矀已åé
</td> |
---|
| 779 | |
---|
| 780 | </tr> |
---|
| 781 | |
---|
| 782 | <tr> |
---|
| 783 | |
---|
| 784 | <td colspan="1" rowspan="1"> 13 </td> |
---|
| 785 | <td colspan="1" rowspan="1"> HDFSæ»äº¡</td> |
---|
| 786 | |
---|
| 787 | </tr> |
---|
| 788 | |
---|
| 789 | <tr> |
---|
| 790 | |
---|
| 791 | <td colspan="1" rowspan="1"> 14 </td> |
---|
| 792 | <td colspan="1" rowspan="1"> Mapredæ»äº¡</td> |
---|
| 793 | |
---|
| 794 | </tr> |
---|
| 795 | |
---|
| 796 | <tr> |
---|
| 797 | |
---|
| 798 | <td colspan="1" rowspan="1"> 16 </td> |
---|
| 799 | <td colspan="1" rowspan="1">é矀äžææçMap/Reduceäœäžå€±èŽ¥ãæ¥çhadoopæ¥å¿äºè§£æŽå€ç»èã</td> |
---|
| 800 | |
---|
| 801 | </tr> |
---|
| 802 | |
---|
| 803 | <tr> |
---|
| 804 | |
---|
| 805 | <td colspan="1" rowspan="1"> 17 </td> |
---|
| 806 | <td colspan="1" rowspan="1">é矀äžéšåçMap/Reduceäœäžå€±èŽ¥ãæ¥çhadoopæ¥å¿äºè§£æŽå€ç»èã</td> |
---|
| 807 | |
---|
| 808 | </tr> |
---|
| 809 | |
---|
| 810 | </table> |
---|
| 811 | <a name="N10434"></a><a name="%E5%91%BD%E4%BB%A4%E8%A1%8C"></a> |
---|
| 812 | <h3 class="h4">åœä»€è¡</h3> |
---|
| 813 | <a name="Command_Line" id="Command_Line"></a> |
---|
| 814 | <p>HODåœä»€è¡çéçšçè¯æ³åŠäžïŒ<br> |
---|
| 815 | |
---|
| 816 | <em>hod <operation> [ARGS] [OPTIONS]<br> |
---|
| 817 | </em> |
---|
| 818 | å
讞çæäœæ‘allocate’deallocate’info’list’script’以å‘help’ãèŠè·åæç¹å®æäœçåž®å©äœ å¯ä»¥æ§è¡ïŒ<span class="codefrag">hod help <operation></span>ãèŠæ¥çå¯èœçæäœäœ å¯ä»¥æ§è¡<span class="codefrag">hod help options</span>ã</p> |
---|
| 819 | <p> |
---|
| 820 | <em>allocate</em> |
---|
| 821 | <br> |
---|
| 822 | |
---|
| 823 | <em>çšæ³ïŒhod allocate -d cluster_dir -n number_of_nodes [OPTIONS]</em> |
---|
| 824 | <br> |
---|
| 825 | åé
äžäžªæå®èç¹æ°ç®çé矀ïŒæåé
ä¿¡æ¯åæŸåšcluster_diræ¹äŸ¿åç»<span class="codefrag">hadoop</span>åœä»€äœ¿çšã泚æ<span class="codefrag">cluster_dir</span>å¿
é¡»åšè¿è¡è¯¥åœä»€åå·²ç»ååšã</p> |
---|
| 826 | <p> |
---|
| 827 | <em>list</em> |
---|
| 828 | <br> |
---|
| 829 | |
---|
| 830 | <em>çšæ³ïŒhod list [OPTIONS]</em> |
---|
| 831 | <br> |
---|
| 832 | å䞟åºçšæ·åé
çææé矀ãæäŸçä¿¡æ¯å
æ¬é矀对åºççTorqueäœäžæ è¯ïŒååšåé
ä¿¡æ¯çé矀ç®åœïŒMap/Reduceå®æ€è¿çšæ¯åŠå掻ã</p> |
---|
| 833 | <p> |
---|
| 834 | <em>info</em> |
---|
| 835 | <br> |
---|
| 836 | |
---|
| 837 | <em>çšæ³ïŒhod info -d cluster_dir [OPTIONS]</em> |
---|
| 838 | <br> |
---|
| 839 | å䞟é矀åé
ä¿¡æ¯åæŸäºææå®é矀ç®åœçé矀信æ¯ã</p> |
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| 840 | <p> |
---|
| 841 | <em>deallocate</em> |
---|
| 842 | <br> |
---|
| 843 | |
---|
| 844 | <em>çšæ³ïŒhod deallocate -d cluster_dir [OPTIONS]</em> |
---|
| 845 | <br> |
---|
| 846 | åæ¶é矀åé
ä¿¡æ¯åæŸäºææå®é矀ç®åœçé矀ã</p> |
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| 847 | <p> |
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| 848 | <em>script</em> |
---|
| 849 | <br> |
---|
| 850 | |
---|
| 851 | <em>çšæ³ïŒhod script -s script_file -d cluster_directory -n number_of_node [OPTIONS]</em> |
---|
| 852 | <br> |
---|
| 853 | çšHOD<em>script</em>æäœæ§è¡äžäžªhadoopèæ¬ãåšç»å®æ°ç®çèç¹äžæäŸHadoopïŒåšæ亀çèç¹æ§è¡è¿äžªèæ¬ïŒå¹¶åšèæ¬æ§è¡ç»æååæ¶é矀ã</p> |
---|
| 854 | <p> |
---|
| 855 | <em>help</em> |
---|
| 856 | <br> |
---|
| 857 | |
---|
| 858 | <em>çšæ³ïŒhod help [operation | 'options']</em> |
---|
| 859 | <br> |
---|
| 860 | æªæå®åæ°æ¶ïŒ<span class="codefrag">hod help</span>ç»åºçšæ³ä»¥ååºæ¬é项ïŒçåäº<span class="codefrag">hod --help</span> ïŒè§äžæïŒãåœæå®åæ°‘options’æ¶ïŒæŸç€ºhodçåºæ¬é项ãåœæå®operationæ¶ïŒå®äŒæŸç€ºåºè¯¥ç¹å®operationççšæ³åçžåºçæè¿°ãäŸåŠïŒåžæäºè§£allocateæäœïŒäœ å¯ä»¥æ§è¡<span class="codefrag">hod help allocate</span> |
---|
| 861 | </p> |
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| 862 | <p>é€äžé¢çæäœå€ïŒHODè¿èœæ¥åäžååœä»€è¡é项ã</p> |
---|
| 863 | <p> |
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| 864 | <em>--help</em> |
---|
| 865 | <br> |
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| 866 | æå°åºçšæ³ååºæ¬é项çåž®å©ä¿¡æ¯ã</p> |
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| 867 | <p> |
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| 868 | <em>--verbose-help</em> |
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| 869 | <br> |
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| 870 | hodrcæ件äžææçé
眮项åå¯éè¿åœä»€è¡äŒ éïŒäœ¿çšè¯æ³<span class="codefrag">--section_name.option_name[=vlaue]</span>ãè¿ç§æ¹åŒäžïŒåœä»€è¡äŒ éçåæ°äŒèŠçhodrcäžçé
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| 871 | <p> |
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| 872 | <a href="#Options_Configuring_HOD">äžäžéšå</a>æå€æ°éèŠçhodé
眮项çæè¿°ã对äºåºæ¬é项ïŒäœ å¯ä»¥éè¿<span class="codefrag">hod help options</span>äºè§£ïŒå¯¹äºææçhodé
眮äžçå¯èœé项ïŒäœ å¯ä»¥åç<span class="codefrag">hod --verbose-help</span>çèŸåºãäºè§£ææé项çæè¿°ïŒè¯·åç<a href="hod_config_guide.html">é
眮æå</a>ã</p> |
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| 873 | <a name="N104BB"></a><a name="HOD%E9%85%8D%E7%BD%AE%E9%80%89%E9%A1%B9"></a> |
---|
| 874 | <h3 class="h4"> HODé
眮é项</h3> |
---|
| 875 | <a name="Options_Configuring_HOD" id="Options_Configuring_HOD"></a> |
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| 876 | <p> åŠäžæè¿°ïŒHODçé
眮æ¯éè¿ç³»ç»ç®¡çå讟眮é
眮æ件å®æãè¿æ¯äžäžªINIé£æ Œçé
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眮项æé项åååŒææã</p> |
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| 877 | <p>æ䞀ç§æ¹åŒå¯è®©çšæ·èŠçé»è®€é
眮æ件éç讟å®ïŒ</p> |
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| 878 | <ul> |
---|
| 879 | |
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| 880 | <li>åšæ¯æ¡åœä»€åïŒçšæ·å¯ä»¥åHODæäŸèªå·±çé
眮æ件ïŒäœ¿çš<span class="codefrag">-c</span>é项ã</li> |
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| 881 | |
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| 882 | <li>çšæ·å¯ä»¥åšåœä»€è¡æå®HODçé
眮é项èŠçæ£äœ¿çšçé
眮æ件äžæäŸçåŒã</li> |
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| 883 | |
---|
| 884 | </ul> |
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| 885 | <p>è¿äžèä»ç»äžäºæåžžçšçé
眮项ã䞺äºæå®æ¹äŸ¿ïŒè¿äºåžžçšé项éåžžäŒæäžäžª<em>ç</em>é项åãææå
¶å®é项å¯èœçšéåä»ç»ç<em>é¿</em>é项æå®ã</p> |
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| 886 | <p> |
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| 887 | <em>-c config_file</em> |
---|
| 888 | <br> |
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| 889 | æäŸèŠäœ¿çšçé
眮æ件ãå¯äžå
¶ä»ä»»äœçHODé项äžèµ·äœ¿çšãæ€å€ïŒå¯å®ä¹<span class="codefrag">HOD_CONF_DIR</span>ç¯å¢åé䞺äžäžªå
å«<span class="codefrag">hodrc</span>æ件çç®åœïŒé¿å
æ¯æ¡HODåœä»€éœèŠæå®é
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| 890 | <p> |
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| 891 | <em>-d cluster_dir</em> |
---|
| 892 | <br> |
---|
| 893 | 倧å€æ°hodæäœéœèŠæ±è¿äžªé项ãåŠ<a href="#Create_a_Cluster_Directory">æ€å€</a>æè¿°çïŒ<em>é矀ç®åœ</em>æ¯åšæ¬å°æ件系ç»äžçäžäžªç®åœïŒ<span class="codefrag">hod</span>å°å®åé
é矀ççžåºHadoopé
眮产çåšè¿äžªç®åœéïŒå³<em>hadoop-site.xml</em>ã䜿çš-dæè
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奜åïŒçšæ·å¯åšè¿äžªé矀äžïŒéè¿æå®hadoop--config䞺é矀ç®åœæ¥æ§è¡Hadoopäœäžã</p> |
---|
| 894 | <p> |
---|
| 895 | <em>-n number_of_nodes</em> |
---|
| 896 | <br> |
---|
| 897 | hod allocationæäœåscriptæäœèŠæ±è¿äžªé项ã衚瀺èŠåé
çèç¹æ°ã</p> |
---|
| 898 | <p> |
---|
| 899 | <em>-s script-file</em> |
---|
| 900 | <br> |
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| 901 | èæ¬æäœæ¶éèŠïŒçšäºæå®èŠæ§è¡çèæ¬æ件ã</p> |
---|
| 902 | <p> |
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| 903 | <em>-b 1|2|3|4</em> |
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| 904 | <br> |
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| 905 | å¯çšç»å®çè°è¯çº§å«ãèœäžå
¶ä»HODé项äžèµ·äœ¿çšã级å«4æ䞺诊尜ã</p> |
---|
| 906 | <p> |
---|
| 907 | <em>-t hadoop_tarball</em> |
---|
| 908 | <br> |
---|
| 909 | ä»æå®tar.gzæ件æäŸHadoopååãæ€é项åŒåªéçšäº<em>allocate</em>æäœã䞺è·åŸæŽå¥œçååæ§èœïŒåŒºçæšèå建Hadoop tarball<em>å</em>å é€å
¶äžçæºä»£ç æææ¡£ã</p> |
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| 910 | <p> |
---|
| 911 | <em>-N job-name</em> |
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| 912 | <br> |
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| 913 | å
éšäœ¿çšçèµæºç®¡çäœäžåãæ¯åŠïŒå¯¹äºTorqueäœäžºèµæºç®¡çåšçæ
åµïŒäŒè¢«è§£éæ<span class="codefrag">qsub -N</span>é项ïŒäœ¿çš<span class="codefrag">qstat</span>åœä»€æ¶å¯ä»¥çå°è¿äžªäœäžåã</p> |
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| 914 | <p> |
---|
| 915 | <em>-l wall-clock-time</em> |
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| 916 | <br> |
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| 917 | çšæ·åžæåšåé
çé矀äœäžçæ¶éŽæ»éãå®è¢«äŒ éç»HODåºå±çèµæºç®¡çåšïŒçšäºæŽææå°è°åºŠåå©çšé矀ã泚æ对äºTorqueçæ
圢ïŒè¿äžªæ¶éŽå°æåïŒé矀äŒåšè¢«èªåšåæ¶ã</p> |
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| 918 | <p> |
---|
| 919 | <em>-j java-home</em> |
---|
| 920 | <br> |
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| 921 | JAVA_HOMEç¯å¢åééæå®çè·¯åŸãåš<em>script</em>æäœäžäœ¿çšãHODå°JAVA_HOMEç¯å¢åé讟眮䞺è¿äžªåŒïŒå¹¶åšæ€ç¯å¢äžå¯åšçšæ·èæ¬ã</p> |
---|
| 922 | <p> |
---|
| 923 | <em>-A account-string</em> |
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| 924 | <br> |
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| 925 | äŒ éç»åå°èµæºç®¡çåšçæ žè®¡ä¿¡æ¯ã</p> |
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| 926 | <p> |
---|
| 927 | <em>-Q queue-name</em> |
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| 928 | <br> |
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| 929 | æ¥åäœäžæ亀çåå°èµæºç®¡çåšäžéåçå称ã</p> |
---|
| 930 | <p> |
---|
| 931 | <em>-Mkey1=value1 -Mkey2=value2</em> |
---|
| 932 | <br> |
---|
| 933 | 䞺äŸåºçMap/Reduceå®æ€è¿çšïŒJobTracker以åTaskTrackerïŒæäŸé
眮åæ°ãåšé矀èç¹äžïŒäŒæ ¹æ®è¿äºåŒäº§çäžäžªhadoop-site.xmlã <br> |
---|
| 934 | |
---|
| 935 | <em>泚æïŒ</em>åŒäžçäžåå笊ïŒç©ºæ ŒïŒéå·ïŒçå·ïŒåå·éèŠäœ¿çš‘\’蜬ä¹ïŒ äžæŸçœ®åšåŒå·äžãäœ ä¹å¯ä»¥äœ¿çš‘\’æ¥èœ¬ä¹‘\’ã</p> |
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| 936 | <p> |
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| 937 | <em>-Hkey1=value1 -Hkey2=value2</em> |
---|
| 938 | <br> |
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| 939 | 䞺äŸåºçHDFSå®æ€è¿çšïŒNameNode以åDataNodeïŒæäŸé
眮åæ°ãåšé矀èç¹äžïŒäŒæ ¹æ®è¿äºåŒäº§çäžäžªhadoop-site.xmlã <br> |
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| 940 | |
---|
| 941 | <em>泚æïŒ</em>åŒäžçäžåå笊ïŒç©ºæ ŒïŒéå·ïŒçå·ïŒåå·éèŠäœ¿çš‘\’蜬ä¹ïŒ äžæŸçœ®åšåŒå·äžãäœ ä¹å¯ä»¥äœ¿çš‘\’æ¥èœ¬ä¹‘\’ã</p> |
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| 942 | <p> |
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| 943 | <em>-Ckey1=value1 -Ckey2=value2</em> |
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| 944 | <br> |
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| 945 | 䞺æ亀äœäžç客æ·ç«¯æäŸé
眮åæ°ãåšæ亀èç¹äžïŒäŒæ ¹æ®è¿äºåŒäº§çäžäžªhadoop-site.xmlã<br> |
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| 946 | |
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| 947 | <em>泚æïŒ</em>åæ°åŒå¯ä»¥äœ¿çšä»¥äžç¬Šå·ïŒç©ºæ ŒïŒéå·ïŒçå·ïŒé芑\’å蜬ä¹ç¬Šçåå·ïŒäžè¿°ç¬Šå·èŠçšåŒå·è¿è¡åå²ãäœ ä¹å¯ä»¥äœ¿çš‘\’蜬乑\’ã </p> |
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| 948 | <p> |
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| 949 | <em>--section-name.option-name=value</em> |
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| 950 | <br> |
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| 951 | è¿æ¯çš<em>é¿</em>æ ŒåŒæäŸé
眮é项çæ¹æ³ãæ¯åŠïŒäœ å¯ä»¥<em>--hod.script-wait-time=20</em> |
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| 952 | </p> |
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| 953 | </div> |
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| 954 | |
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| 955 | <a name="N10572"></a><a name="%E6%95%85%E9%9A%9C%E6%8E%92%E9%99%A4"></a> |
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| 956 | <h2 class="h3">æ
éæé€</h2> |
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| 957 | <div class="section"> |
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| 958 | <a name="Troubleshooting" id="Troubleshooting"></a> |
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| 959 | <p>äžèååºäºäžäºçšæ·äœ¿çšHODæ¶å¯èœç¢°å°çå€åé误çæ¡ä»¶ä»¥å解å³é®é¢çæ¹æ³</p> |
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| 960 | <a name="N1057D"></a><a name="%E5%88%86%E9%85%8D%E6%93%8D%E4%BD%9C%E6%97%B6"></a> |
---|
| 961 | <h3 class="h4">åé
æäœæ¶hodæèµ·</h3> |
---|
| 962 | <a name="_hod_Hangs_During_Allocation" id="_hod_Hangs_During_Allocation"></a><a name="hod_Hangs_During_Allocation" id="hod_Hangs_During_Allocation"></a> |
---|
| 963 | <p> |
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| 964 | <em>å¯èœåå ïŒ</em>HODæHadoopçäžäžªç»ä»¶å¯åšå€±èŽ¥ãè¿ç§æ
åµäžïŒ<span class="codefrag">hod</span>åœä»€äŒåšäžæ®µæ¶éŽïŒéåžžæ¯2-3åéïŒåè¿åïŒéåºç æ¯é误代ç éšåå®ä¹çé误ç 7æ8ãåè该éšå以è·åŸæŽå€ç»èã </p> |
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| 965 | <p> |
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| 966 | <em>å¯èœåå ïŒ</em>䜿çštarballæš¡åŒç³è¯·äºå€§è§æš¡çé矀ãææ¶ç±äºçœç»èŽèœœïŒæè
æ¯åé
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åœä»€å®æãè¿å¯ä»¥æ£æ¥äžäžtarballïŒçæ¯åŠäžå«Hadoopæºç æææ¡£ã</p> |
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| 967 | <p> |
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| 968 | <em>å¯èœåå ïŒ</em>Torqueçžå
³çé®é¢ãåŠæåå äžTorqueçžå
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æ¯äžäŒè¿åçãåšè°è¯æš¡åŒäžè¿è¡<span class="codefrag">hod</span>äœ äŒåç°<span class="codefrag">qstat</span>åœä»€è¢«éå€æ§è¡ãåšåŠäžäžªshelläžæ§è¡<span class="codefrag">qstat</span>åœä»€äœ äŒåç°äœäžå€äº<span class="codefrag">Q</span>ïŒæéïŒç¶æãè¿é垞诎æTorqueåºç°äºé®é¢ãå¯èœåå æ䞪å«èç¹å®æºïŒæè
å¢å äºæ°èç¹äœTorqueäžç¥ãéåžžïŒéèŠç³»ç»ç®¡çååž®å©è§£å³æ€é®é¢ã</p> |
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| 969 | <a name="N105AB"></a><a name="%E5%9B%9E%E6%94%B6%E6%93%8D%E4%BD%9C%E6%97%B6"></a> |
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| 970 | <h3 class="h4">åæ¶æäœæ¶hodæèµ·</h3> |
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| 971 | <a name="_hod_Hangs_During_Deallocation" id="_hod_Hangs_During_Deallocation"></a><a name="hod_Hangs_During_Deallocation" id="hod_Hangs_During_Deallocation"></a> |
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| 972 | <p> |
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| 973 | <em>å¯èœåå ïŒ</em>Torqueçžå
³çé®é¢ïŒéåžžæ¯Torque serveräžçèŽèœœèŸå€§ïŒæè
æ¯åé
çé矀é垞倧ãäžè¬æ¥è¯ŽïŒäœ å¯äžèœåçæ¯çåŸ
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| 974 | <a name="N105BD"></a><a name="%E5%A4%B1%E8%B4%A5%E6%97%B6%E7%9A%84%E9%94%99%E8%AF%AF%E4%BB%A3%E7%A0%81%E5%92%8C%E9%94%99%E8%AF%AF%E4%BF%A1%E6%81%AF"></a> |
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| 975 | <h3 class="h4">hod倱莥æ¶çé误代ç åé误信æ¯</h3> |
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| 976 | <a name="hod_Fails_With_an_error_code_and" id="hod_Fails_With_an_error_code_and"></a><a name="_hod_Fails_With_an_error_code_an" id="_hod_Fails_With_an_error_code_an"></a> |
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| 977 | <p>åŠæ<span class="codefrag">hod</span>åœä»€çéåºç äžæ¯<span class="codefrag">0</span>ïŒåèäžé¢çéåºä»£ç è¡šç¡®å®æ€æ
åµåççåå åçžåºçè°è¯æ¹æ³ã</p> |
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| 978 | <p> |
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| 979 | <strong>é误代ç </strong> |
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| 980 | </p> |
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| 981 | <a name="Error_Codes" id="Error_Codes"></a> |
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| 982 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
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| 983 | |
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| 984 | |
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| 985 | <tr> |
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| 986 | |
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| 987 | <th colspan="1" rowspan="1">é误代ç </th> |
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| 988 | <th colspan="1" rowspan="1">å«ä¹</th> |
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| 989 | <th colspan="1" rowspan="1">å¯èœåå åè¡¥ææ¹æ³</th> |
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| 990 | |
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| 995 | <td colspan="1" rowspan="1"> 1 </td> |
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| 996 | <td colspan="1" rowspan="1">é
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| 997 | <td colspan="1" rowspan="1">hodrcäžçåæ°é误ïŒæè
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| 1003 | <td colspan="1" rowspan="1"> 2 </td> |
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| 1004 | <td colspan="1" rowspan="1">æ ææäœ</td> |
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| 1005 | <td colspan="1" rowspan="1">æ§è¡<span class="codefrag">hod help</span>æ¥çææçæäœåè¡šã</td> |
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| 1006 | |
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| 1007 | </tr> |
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| 1011 | <td colspan="1" rowspan="1"> 3 </td> |
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| 1012 | <td colspan="1" rowspan="1">æ ææäœåæ°</td> |
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| 1013 | <td colspan="1" rowspan="1">æ§è¡<span class="codefrag">hod help operation</span>æ¥çç¹å®æäœççšæ³ã</td> |
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| 1014 | |
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| 1015 | </tr> |
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| 1019 | <td colspan="1" rowspan="1"> 4 </td> |
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| 1021 | <td colspan="1" rowspan="1"> 1. 请æ±åé
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| 1022 | 2. 请æ±çèµæºè¶
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| 1029 | <td colspan="1" rowspan="1"> 5 </td> |
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| 1030 | <td colspan="1" rowspan="1">æ§è¡äœäžå€±èŽ¥</td> |
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| 1031 | <td colspan="1" rowspan="1"> 1. Torqueäœäžè¢«å€éšå é€ãæ§è¡Torque <span class="codefrag">qstat</span>åœä»€æ¥çæ¯åŠæäœäžå€äº<span class="codefrag">R</span>ïŒè¿è¡ïŒç¶æãåŠæ没æïŒå°è¯éæ°è¿è¡HODã<br> |
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æ ååºãè系系ç»ç®¡çåã <br> |
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| 1034 | |
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| 1035 | </tr> |
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| 1038 | |
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| 1039 | <td colspan="1" rowspan="1"> 6 </td> |
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| 1040 | <td colspan="1" rowspan="1">Ringmasteræ
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---|
| 1041 | <td colspan="1" rowspan="1"> HODäŒæå°ä¿¡æ¯"Cluster could not be allocated because of the following errors on the ringmaster host <hostname>"ãå®é
çé误信æ¯å¯èœæ瀺äžåæ
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| 1042 | 1. è¿è¡ringmasterçèç¹é
眮äžåæ³ïŒé误信æ¯äžçhostnameäŒææå
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| 1043 | 2. <span class="codefrag">ringmaster</span>段çé
眮æ æïŒ<br> |
---|
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gridservice-hdfs</span>段äž<span class="codefrag">pkgs</span>项çé
眮æ æïŒ<br> |
---|
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tarballäžconfç®åœäžååšæ æçé
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| 1054 | <td colspan="1" rowspan="1"> 7 </td> |
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éæ¶ïŒäœ å¯ä»¥ç»åœå°HOD倱莥信æ¯äžæå°çäž»æºäžïŒè¿è¡debugã解å³é®é¢çæ¶åïŒäœ ä¹åºéè¿æ¥çringmasteræ¥å¿äžçå
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眮项<a href="hod_config_guide.html#3.4+ringmaster%E7%9A%84%E9%85%8D%E7%BD%AE%E9%A1%B9">ringmaster.max-master-failures</a>ç讟眮åšå€äžªæºåšäžè¿ç»å°è¯åå¯åšhadoopå®æ€è¿çšãæŽå€å
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| 1064 | |
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| 1066 | |
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| 1068 | |
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| 1069 | <td colspan="1" rowspan="1"> 8 </td> |
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| 1070 | <td colspan="1" rowspan="1">Job trackeræ
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| 1072 | |
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| 1077 | <td colspan="1" rowspan="1"> 10 </td> |
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| 1079 | <td colspan="1" rowspan="1">1. é矀å 䞺èŸé¿æ¶éŽç©ºé²è¢«èªåšåæ¶ã<br> |
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| 1086 | |
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| 1087 | <td colspan="1" rowspan="1"> 12 </td> |
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| 1090 | |
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| 1095 | <td colspan="1" rowspan="1"> 13 </td> |
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| 1103 | <td colspan="1" rowspan="1"> 14 </td> |
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| 1105 | <td colspan="1" rowspan="1"> 1. é矀å 䞺é¿æ¶éŽé²çœ®è¢«èªåšåæ¶ã <br> |
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| 1112 | |
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| 1115 | <td colspan="1" rowspan="1"> 15 </td> |
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é矀çæäœè¢«æ以äžäžªæ²¡æç¶æä¿¡æ¯çé矀ç®åœã</td> |
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| 1118 | |
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| 1123 | |
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ïŒåŠæèæ¬è¿åäºäžäžªéåºç ïŒhodå°æ€éåºç åå°äºé矀ç®åœäžçscript.exitcodeæ件ãäœ å¯ä»¥catè¿äžªæ件以确å®èæ¬çéåºç ãåŠææ件äžååšïŒåéåºä»£ç æ¯hodåœä»€çéåºç ã</td> |
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| 1127 | |
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| 1128 | </tr> |
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| 1129 | |
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| 1130 | </table> |
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| 1131 | <a name="N10752"></a><a name="Hadoop+DFSClient%E8%AD%A6%E5%91%8ANotReplicatedYetException%E4%BF%A1%E6%81%AF"></a> |
---|
| 1132 | <h3 class="h4">Hadoop DFSClientèŠåNotReplicatedYetExceptionä¿¡æ¯</h3> |
---|
| 1133 | <p>ææ¶ïŒåœäœ ç³è¯·å°äžäžªHODé矀å马äžå°è¯äžäŒ æ件å°HDFSæ¶ïŒDFSClientäŒèŠåNotReplicatedYetExceptionãéåžžäŒæäžäžªè¿æ ·çä¿¡æ¯ - </p> |
---|
| 1134 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 1135 | <tr> |
---|
| 1136 | <td colspan="1" rowspan="1"><span class="codefrag">WARN |
---|
| 1137 | hdfs.DFSClient: NotReplicatedYetException sleeping <filename> retries |
---|
| 1138 | left 3</span></td> |
---|
| 1139 | </tr> |
---|
| 1140 | <tr> |
---|
| 1141 | <td colspan="1" rowspan="1"><span class="codefrag">08/01/25 16:31:40 INFO hdfs.DFSClient: |
---|
| 1142 | org.apache.hadoop.ipc.RemoteException: java.io.IOException: File |
---|
| 1143 | <filename> could only be replicated to 0 nodes, instead of |
---|
| 1144 | 1</span></td> |
---|
| 1145 | </tr> |
---|
| 1146 | </table> |
---|
| 1147 | <p> åœäœ åäžäžªDataNodesæ£åšåNameNodeèç»çé矀äžäŒ æ件çæ¶åïŒè¿ç§ç°è±¡å°±äŒåçãåšäžäŒ æ°æ件å°HDFSä¹åå€çåŸ
äžæ®µæ¶éŽå°±å¯ä»¥è§£å³è¿äžªé®é¢ïŒå 䞺è¿äœ¿åŸè¶³å€å€çDataNodeå¯åšå¹¶äžèç»äžäºNameNodeã</p> |
---|
| 1148 | <a name="N1076A"></a><a name="%E6%88%90%E5%8A%9F%E5%88%86%E9%85%8D%E7%9A%84%E9%9B%86%E7%BE%A4%E4%B8%8A%E6%97%A0%E6%B3%95%E8%BF%90%E8%A1%8CHadoop%E4%BD%9C%E4%B8%9A"></a> |
---|
| 1149 | <h3 class="h4">æååé
çé矀äžæ æ³è¿è¡Hadoopäœäž</h3> |
---|
| 1150 | <a name="Hadoop_Jobs_Not_Running_on_a_Suc" id="Hadoop_Jobs_Not_Running_on_a_Suc"></a> |
---|
| 1151 | <p>è¿äžæ
æ¯éåžžåçåšè¿ç§æ
圢ïŒäžäžªé矀已ç»åé
ïŒå¹¶äžäžæ®µæ¶éŽå
å€äºäžæŽ»è·ç¶æïŒä¹åhadoopäœäžè¯åŸåšè¿äžªé矀äžè¿è¡ãHadoopäœäžäŒå€±èŽ¥ïŒäº§çåŠäžåŒåžžä¿¡æ¯ïŒ</p> |
---|
| 1152 | <table class="ForrestTable" cellspacing="1" cellpadding="4"> |
---|
| 1153 | <tr> |
---|
| 1154 | <td colspan="1" rowspan="1"><span class="codefrag">08/01/25 16:31:40 INFO ipc.Client: Retrying connect to server: foo.bar.com/1.1.1.1:53567. Already tried 1 time(s).</span></td> |
---|
| 1155 | </tr> |
---|
| 1156 | </table> |
---|
| 1157 | <p> |
---|
| 1158 | <em>å¯èœåå ïŒ</em>çžåœé¿çæ¶éŽå
æ hadoopäœäžè¿è¡ïŒé矀äŒåŠ<em>é²çœ®é矀çèªåšåæ¶</em>äžèä»ç»çé£æ ·è¢«èªåšåæ¶ãåæ¶è¯¥é矀ïŒç¶åéæ°åé
ã</p> |
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| 1160 | <em>å¯èœåå ïŒ</em>ä»åé
åŒå§ç®èµ·ïŒTorque管çåæå®çæ<em>æå®é¢å€çäœäžå±æ§</em>äžèäžå®ä¹ç<span class="codefrag">-l</span>é项æå®çæ¶éŽäžéè¿æãè¿ç§æ
åµäžé矀å¯èœå·²è¢«éæŸãåæ¶é矀ïŒç¶åéæ°åé
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| 1162 | <em>å¯èœåå ïŒ</em>æ亀äœäžäœ¿çšçhadoopçæ¬åäŸåºé矀çHadoopçæ¬ïŒéåžžéè¿tarballé项ïŒäžå¹é
ãç¡®ä¿äœ¿çšçå
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Œå®¹ã ç¡®ä¿æ䜿çšhadoop蜯件çæ¬å
Œå®¹ã</p> |
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---|
| 1166 | <em>å¯èœåå ïŒ</em> äœ äœ¿çšäº<span class="codefrag">-M or -H</span>äžçäžäžªæå®Hadoopé
眮ïŒå
¶äžææªæ£ç¡®èœ¬ä¹çå笊æ¯åŠç©ºæ Œæéå·ãåè<em>HODé
眮é项</em>äžè以äºè§£åŠäœæ£ç¡®æå®è¿äºé项ã</p> |
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| 1167 | <a name="N107A5"></a><a name="%E6%88%91%E7%9A%84Hadoop%E4%BD%9C%E4%B8%9A%E8%A2%AB%E4%B8%AD%E6%AD%A2%E4%BA%86"></a> |
---|
| 1168 | <h3 class="h4">æçHadoopäœäžè¢«äžæ¢äº</h3> |
---|
| 1169 | <a name="My_Hadoop_Job_Got_Killed" id="My_Hadoop_Job_Got_Killed"></a> |
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| 1170 | <p> |
---|
| 1171 | <em>å¯èœåå ïŒ</em>ä»åé
åŒå§ç®èµ·ïŒTorque管çåæå®çæ<em>æå®é¢å€çäœäžå±æ§</em>äžèäžå®ä¹ç<span class="codefrag">-l</span>é项æå®çæ¶éŽäžéè¿æãè¿ç§æ
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ïŒè¿æ¬¡èŠå¶å®äžäžªå€§ç¹å¿çæ¶éæ¶éŽã</p> |
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| 1174 | <a name="N107C0"></a><a name="Hadoop%E4%BD%9C%E4%B8%9A%E5%A4%B1%E8%B4%A5%E5%B9%B6%E8%BF%94%E5%9B%9E%E6%B6%88%E6%81%AF%EF%BC%9A%E2%80%98Job+tracker+still+initializing%E2%80%99"></a> |
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| 1175 | <h3 class="h4">Hadoopäœäžå€±èŽ¥å¹¶è¿åæ¶æ¯ïŒ‘Job tracker still initializing’</h3> |
---|
| 1176 | <a name="Hadoop_Job_Fails_with_Message_Jo" id="Hadoop_Job_Fails_with_Message_Jo"></a> |
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| 1177 | <p> |
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šå°±ç»ªååŒå§äºæ§è¡ãåé
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| 1179 | <a name="N107D0"></a><a name="Torque%E7%9A%84%E9%80%80%E5%87%BA%E4%BB%A3%E7%A0%81%E6%B2%A1%E6%9C%89%E5%8C%85%E5%90%ABHOD%E7%9A%84"></a> |
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| 1180 | <h3 class="h4">Torqueçéåºä»£ç 没æå
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| 1182 | <p> |
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| 1183 | <em>å¯èœåå ïŒ</em>æ€åèœéèŠHadoop 0.16ãæçšçHadoopçæ¬äžæ»¡è¶³è¿äžªæ¡ä»¶ã请䜿çšåéçHadoopçæ¬ã</p> |
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| 1184 | <p> |
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| 1185 | <em>å¯èœåå ïŒ</em>没æ䜿çš<span class="codefrag">hod</span>åœä»€åæ¶é矀ïŒäŸåŠçŽæ¥äœ¿çš<span class="codefrag">qdel</span>ãåœäœ¿çšè¿ç§æ¹åŒåæ¶é矀æ¶ïŒHODè¿çšè¢«ä¿¡å·äžæ¢ãè¿äŒå¯ŒèŽéåºç æ¯åºäºsignal numberçïŒèäžæ¯çšåºçéåºç ã</p> |
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| 1187 | <h3 class="h4">Hadoopæ¥å¿æªè¢«äžäŒ å°DFS</h3> |
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| 1188 | <a name="The_Hadoop_Logs_are_Not_Uploaded" id="The_Hadoop_Logs_are_Not_Uploaded"></a> |
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| 1189 | <p> |
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| 1190 | <em>å¯èœåå ïŒ</em>äžäŒ æ¥å¿ç䜿çšçhadoopäžå€éšçHDFSçæ¬äžå
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| 1192 | <h3 class="h4">å®äœRingmasteræ¥å¿</h3> |
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| 1196 | |
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| 1197 | <li>çš-bé项åšè°è¯æš¡åŒæ§è¡hodãè¿äŒæå°åºåœåè¿è¡çTorqueäœäžçæ è¯ã</li> |
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| 1198 | |
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| 1199 | <li>æ§è¡<span class="codefrag">qstat -f torque_job_id</span>ïŒåšèŸåºäžæ¥æŸ<span class="codefrag">exec_host</span>åæ°çåŒãåè¡šäžç第äžäžªäž»æºå°±æ¯ringmasterèç¹ã</li> |
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| 1203 | <li>ringmasteræ¥å¿çäœçœ®ç±hodrcäžç<span class="codefrag">ringmaster.log-dir</span>项æå®ãæ¥å¿æ件çååäŒæ¯<span class="codefrag">username.torque_job_id/ringmaster-main.log</span>ã</li> |
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| 1204 | |
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| 1205 | <li>åŠæäœ æ²¡æè·åå°è¶³å€çä¿¡æ¯ïŒäœ å¯ä»¥å°ringmasterçè°è¯çº§å«è®Ÿäžº4ãè¿å¯éè¿åhodåœä»€è¡äŒ é<span class="codefrag">--ringmaster.debug 4</span>åå°ã</li> |
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| 1206 | |
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| 1207 | </ul> |
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| 1209 | <h3 class="h4">å®äœHodringæ¥å¿</h3> |
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| 1210 | <a name="Locating_Hodring_Logs" id="Locating_Hodring_Logs"></a> |
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| 1214 | <li>çš-bé项åšè°è¯æš¡åŒäžè¿è¡hodãè¿å°æå°åœåè¿è¡çTorqueäœäžçæ è¯ã</li> |
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| 1215 | |
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| 1216 | <li>æ§è¡<span class="codefrag">qstat -f torque_job_id</span>ïŒæ¥çèŸåºäž<span class="codefrag">exec_host</span>åæ°çåŒãåè¡šäžççææèç¹äžéœæäžäžªhodringã</li> |
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| 1221 | |
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| 1223 | |
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| 1243 | Copyright © |
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| 1244 | 2007 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a> |
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