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Posted to dev@tajo.apache.org by "hyoungjunkim (JIRA)" <ji...@apache.org> on 2013/10/22 09:23:44 UTC

[jira] [Assigned] (TAJO-138) Too many RPC connections in TajoWorker

     [ https://issues.apache.org/jira/browse/TAJO-138?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

hyoungjunkim reassigned TAJO-138:
---------------------------------

    Assignee:     (was: hyoungjunkim)

> Too many RPC connections in TajoWorker
> --------------------------------------
>
>                 Key: TAJO-138
>                 URL: https://issues.apache.org/jira/browse/TAJO-138
>             Project: Tajo
>          Issue Type: Improvement
>          Components: worker
>            Reporter: Hyunsik Choi
>             Fix For: 0.3-incubating
>
>
> We can see that there are many same connection/disconnection messages from TaskWorker log as the following. This is caused by the fact that each TaskRunner connects to QueryMaster. We need to share those connections among TaskRunners in the same TajoWorker.
> {noformat}
> 2013-08-29 10:34:51,880 INFO  worker.TajoWorker (TajoWorker.java:run(400)) - Worker Resource Heartbeat Thread stopped.
> 2013-08-29 10:34:51,881 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.115:9005
> 2013-08-29 10:34:51,884 INFO  rpc.NettyServerBase (NettyServerBase.java:shutdown(120)) - Rpc (TajoWorkerProtocol) listened on 0:0:0:0:0:0:0:0:8092) shutdown
> 2013-08-29 10:34:51,884 INFO  worker.TajoWorkerManagerService (TajoWorkerManagerService.java:stop(108)) - TajoWorkerManagerService stopped
> 2013-08-29 10:34:51,884 INFO  querymaster.QueryMaster (QueryMaster.java:run(304)) - QueryMaster heartbeat thread stopped
> 2013-08-29 10:34:51,884 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:org.apache.tajo.master.TajoAsyncDispatcher is stopped.
> 2013-08-29 10:34:51,885 INFO  master.TajoAsyncDispatcher (TajoAsyncDispatcher.java:stop(122)) - AsyncDispatcher stopped:querymaster_1377740005035
> 2013-08-29 10:34:51,885 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:org.apache.tajo.master.querymaster.QueryMaster is stopped.
> 2013-08-29 10:34:51,885 INFO  querymaster.QueryMaster (QueryMaster.java:stop(146)) - QueryMaster stop
> 2013-08-29 10:34:51,885 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:org.apache.tajo.worker.TajoWorkerManagerService is stopped.
> 2013-08-29 10:34:51,885 INFO  worker.TajoWorkerClientService (TajoWorkerClientService.java:stop(103)) - ====> TajoWorkerClientService stopping
> 2013-08-29 10:34:51,885 INFO  rpc.NettyServerBase (NettyServerBase.java:shutdown(120)) - Rpc (QueryMasterClientProtocol) listened on 0:0:0:0:0:0:0:0:8091) shutdown
> 2013-08-29 10:34:51,885 INFO  worker.TajoWorkerClientService (TajoWorkerClientService.java:stop(107)) - ====> TajoWorkerClientService stopped
> 2013-08-29 10:34:51,885 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:org.apache.tajo.worker.TajoWorkerClientService is stopped.
> 2013-08-29 10:34:51,889 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:httpshuffle is stopped.
> 2013-08-29 10:34:51,890 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,890 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,891 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,891 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,892 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,892 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,892 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,892 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,894 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,894 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,895 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,895 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,896 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,896 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,897 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,897 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,898 INFO  rpc.NettyClientBase (NettyClientBase.java:close(87)) - Proxy is disconnected from 211.239.116.119:8092
> 2013-08-29 10:34:51,898 INFO  worker.TaskRunner (TaskRunner.java:stop(236)) - Stop TaskRunner: eb_1377740003810_0001_000002
> 2013-08-29 10:34:51,898 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:org.apache.tajo.worker.TaskRunnerManager is stopped.
> 2013-08-29 10:34:51,898 INFO  service.AbstractService (AbstractService.java:stop(113)) - Service:org.apache.tajo.worker.TajoWorker is stopped.
> 2013-08-29 10:34:51,898 INFO  worker.TajoWorker (TajoWorker.java:stop(187)) - TajoWorker main thread exiting
> {noformat}



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