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From Brock Noland <br...@cloudera.com>
Subject Re: Flume service stopped automatically
Date Sat, 01 Jun 2013 15:42:47 GMT
Weird... It could have been the linux oom killer? You'd see something in
/var/log/message if that was the case.


On Sat, Jun 1, 2013 at 2:47 AM, Lenin Raj <emaillenin@gmail.com> wrote:

> Hello,
>
> I have a flume service which pulls twitter data and sinks to HDFS. I
> started it last night at 8 PM. It was going well. When I checked the status
> today morning, it seems flume service stopped at around 11:15 PM.
>
> I could not find any valid reason in the log file. Flume is doing "Flume
> node stopping - TwitterAgent" automatically without throwing any error.
>
>
> 31 May 2013 23:13:32,226 INFO  [hdfs-HDFS-call-runner-7]
> (org.apache.flume.sink.hdfs.BucketWriter.doOpen:208)  - Creating
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23//FlumeData.1370021414624.tmp
> 31 May 2013 23:14:02,247 INFO  [hdfs-HDFS-roll-timer-0]
> (org.apache.flume.sink.hdfs.BucketWriter.renameBucket:427)  - Renaming
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23/FlumeData.1370021414624.tmp
> to
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23/FlumeData.1370021414624
> 31 May 2013 23:14:26,260 INFO  [hdfs-HDFS-call-runner-1]
> (org.apache.flume.sink.hdfs.BucketWriter.doOpen:208)  - Creating
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23//FlumeData.1370021414625.tmp
> 31 May 2013 23:14:56,288 INFO  [hdfs-HDFS-roll-timer-0]
> (org.apache.flume.sink.hdfs.BucketWriter.renameBucket:427)  - Renaming
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23/FlumeData.1370021414625.tmp
> to
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23/FlumeData.1370021414625
> 31 May 2013 23:15:02,317 INFO  [hdfs-HDFS-call-runner-5]
> (org.apache.flume.sink.hdfs.BucketWriter.doOpen:208)  - Creating
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23//FlumeData.1370021414626.tmp
> 31 May 2013 23:15:32,340 INFO  [hdfs-HDFS-roll-timer-0]
> (org.apache.flume.sink.hdfs.BucketWriter.renameBucket:427)  - Renaming
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23/FlumeData.1370021414626.tmp
> to
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23/FlumeData.1370021414626
> 31 May 2013 23:15:43,632 INFO  [hdfs-HDFS-call-runner-9]
> (org.apache.flume.sink.hdfs.BucketWriter.doOpen:208)  - Creating
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/23//FlumeData.1370021414627.tmp
> 31 May 2013 23:15:56,604 INFO  [node-shutdownHook]
> (org.apache.flume.node.FlumeNode.stop:67)  - Flume node stopping -
> TwitterAgent
> 31 May 2013 23:15:56,604 INFO  [node-shutdownHook]
> (org.apache.flume.lifecycle.LifecycleSupervisor.stop:78)  - Stopping
> lifecycle supervisor 7
> 31 May 2013 23:15:56,606 INFO  [node-shutdownHook]
> (org.apache.flume.node.nodemanager.DefaultLogicalNodeManager.stop:215)  -
> Node manager stopping
> 31 May 2013 23:15:56,606 INFO  [node-shutdownHook]
> (org.apache.flume.node.nodemanager.DefaultLogicalNodeManager.stopAllComponents:68)
> - Shutting down configuration: {
> sourceRunners:{Twitter=EventDrivenSourceRunner: {
> source:com.cloudera.flume.source.TwitterSource{name:Twitter,state:START} }}
> sinkRunners:{HDFS=SinkRunner: {
> policy:org.apache.flume.sink.DefaultSinkProcessor@1d80e6d counterGroup:{
> name:null counters:{runner.backoffs.consecutive=2, runner.backoffs=1252}
>  } }} channels:{MemChannel=org.apache.flume.channel.MemoryChannel{name:
> MemChannel}} }
> 31 May 2013 23:15:56,607 INFO  [node-shutdownHook]
> (org.apache.flume.node.nodemanager.DefaultLogicalNodeManager.stopAllComponents:72)
> - Stopping Source Twitter
> 31 May 2013 23:15:56,607 INFO  [node-shutdownHook]
> (org.apache.flume.lifecycle.LifecycleSupervisor.unsupervise:156)  -
> Stopping component: EventDrivenSourceRunner: {
> source:com.cloudera.flume.source.TwitterSource{name:Twitter,state:START} }
> 31 May 2013 23:15:56,682 WARN  [Twitter Stream consumer-1[Disposing
> thread]] (twitter4j.internal.logging.SLF4JLogger.warn:99)  - Stream already
> closed.
> 31 May 2013 23:15:56,682 INFO  [node-shutdownHook]
> (org.apache.flume.node.nodemanager.DefaultLogicalNodeManager.stopAllComponents:82)
> - Stopping Sink HDFS
> 31 May 2013 23:15:56,683 INFO  [node-shutdownHook]
> (org.apache.flume.lifecycle.LifecycleSupervisor.unsupervise:156)  -
> Stopping component: SinkRunner: {
> policy:org.apache.flume.sink.DefaultSinkProcessor@1d80e6d counterGroup:{
> name:null counters:{runner.backoffs.consecutive=2, runner.backoffs=1252} } }
> 31 May 2013 23:15:56,754 WARN
> [SinkRunner-PollingRunner-DefaultSinkProcessor]
> (org.apache.flume.sink.hdfs.HDFSEventSink.callWithTimeout:372)  -
> Unexpected Exception null
> java.lang.InterruptedException
>         at
> java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1325)
>         at
> java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:257)
>         at java.util.concurrent.FutureTask.get(FutureTask.java:119)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.callWithTimeout(HDFSEventSink.java:345)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.flush(HDFSEventSink.java:741)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:443)
>         at
> org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
>         at
> org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
>         at java.lang.Thread.run(Thread.java:679)
> 31 May 2013 23:15:56,797 ERROR
> [SinkRunner-PollingRunner-DefaultSinkProcessor]
> (org.apache.flume.sink.hdfs.HDFSEventSink.process:460)  - process failed
> java.lang.InterruptedException
>         at
> java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1325)
>         at
> java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:257)
>         at java.util.concurrent.FutureTask.get(FutureTask.java:119)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.callWithTimeout(HDFSEventSink.java:345)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.flush(HDFSEventSink.java:741)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:443)
>         at
> org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
>         at
> org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
>         at java.lang.Thread.run(Thread.java:679)
> 31 May 2013 23:15:56,797 ERROR
> [SinkRunner-PollingRunner-DefaultSinkProcessor]
> (org.apache.flume.SinkRunner$PollingRunner.run:160)  - Unable to deliver
> event. Exception follows.
> org.apache.flume.EventDeliveryException: java.lang.InterruptedException
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:464)
>         at
> org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
>         at
> org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
>         at java.lang.Thread.run(Thread.java:679)
> Caused by: java.lang.InterruptedException
>         at
> java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1325)
>         at
> java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:257)
>         at java.util.concurrent.FutureTask.get(FutureTask.java:119)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.callWithTimeout(HDFSEventSink.java:345)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.flush(HDFSEventSink.java:741)
>         at
> org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:443)
>         ... 3 more
> 31 May 2013 23:16:01,798 INFO  [node-shutdownHook]
> (org.apache.flume.sink.hdfs.HDFSEventSink.stop:475)  - Closing
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/20//FlumeData
> 31 May 2013 23:16:01,811 INFO  [hdfs-HDFS-call-runner-4]
> (org.apache.flume.sink.hdfs.BucketWriter.doClose:283)  - HDFSWriter is
> already closed:
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/20//FlumeData.1370013399555.tmp
> 31 May 2013 23:16:01,812 INFO  [node-shutdownHook]
> (org.apache.flume.sink.hdfs.HDFSEventSink.stop:475)  - Closing
> hdfs://localhost:54310/user/flume/tweets/2013/05/31/21//FlumeData
>
> Any reason Flume stopped the service?
>
> Thanks,
> Lenin
>



-- 
Apache MRUnit - Unit testing MapReduce - http://mrunit.apache.org

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