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From Ted Yu <yuzhih...@gmail.com>
Subject Re: HBase concurrent.RejectedExecutionException
Date Tue, 18 Nov 2014 01:34:42 GMT
What was the load on rs3.world.com,60020,1414690096750 around 09:49:30 ?

Cheers

On Mon, Nov 17, 2014 at 4:59 PM, Arul Ramachandran <arkuppai@gmail.com>
wrote:

> Hi,
>
> Our Hbase application gets the following exception - HBase
> 0.96.1.2.0.6.1-101-hadoop2. I looked at the region server log and nothing
> unusual is happening.
>
> Any pointers on what else I can check?  Thanks!
>
> 2014-11-16 09:49:37,686  WARN
> [hbase-connection-shared-executor-pool644-t158]
> AsyncProcess.sendMultiAction(AsyncProcess.java:511) - The task was rejected
> by the pool. This is unexpected. Server is rs3.world.com
> ,60020,1414690096750
>
> java.util.concurrent.RejectedExecutionException: Task
> java.util.concurrent.FutureTask@f48544d rejected from
> java.util.concurrent.ThreadPoolExecutor@10916cfd[Shutting down, pool size
> =
> 7, active threads = 7, queued tasks = 0, completed tasks = 932]
>
>         at
>
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2048)
>
>         at
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:821)
>
>         at
>
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1372)
>
>         at
>
> java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:110)
>
>         at
>
> org.apache.hadoop.hbase.client.AsyncProcess.sendMultiAction(AsyncProcess.java:506)
>
>         at
> org.apache.hadoop.hbase.client.AsyncProcess.submit(AsyncProcess.java:461)
>
>         at
>
> org.apache.hadoop.hbase.client.AsyncProcess.receiveMultiAction(AsyncProcess.java:700)
>
>         at
>
> org.apache.hadoop.hbase.client.AsyncProcess.access$300(AsyncProcess.java:89)
>
>         at
> org.apache.hadoop.hbase.client.AsyncProcess$1.run(AsyncProcess.java:498)
>
>         at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
>
>         at java.util.concurrent.FutureTask.run(FutureTask.java:262)
>
>         at
>
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>
>         at
>
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>
>         at java.lang.Thread.run(Thread.java:744)
>
> 2014-11-16 09:49:37,686  INFO [qtp1232775351-168005]
> AsyncProcess.waitForMaximumCurrentTasks(AsyncProcess.java:743) - : Waiting
> for the global number of running tasks to be equals or less than 0,
> tasksSent=3, tasksDone=2, currentTasksDone=2, tableName=group_sku_mapping
>
> 2014-11-16 09:49:37,686  INFO [qtp1232775351-168006]
> AsyncProcess.waitForMaximumCurrentTasks(AsyncProcess.java:743) - : Waiting
> for the global number of running tasks to be equals or less than 0,
> tasksSent=3, tasksDone=2, currentTasksDone=2, tableName=group_sku_mapping
>
> 2014-11-16 09:49:37,686  WARN
> [hbase-connection-shared-executor-pool644-t159]
> AsyncProcess.sendMultiAction(AsyncProcess.java:511) - The task was rejected
> by the pool. This is unexpected. Server is rs3.world.com
> ,60020,1414690096750
>

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