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https://issues.apache.org/jira/browse/HBASE-14474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14908710#comment-14908710
]
Hudson commented on HBASE-14474:
--------------------------------
FAILURE: Integrated in HBase-1.2 #201 (See
[https://builds.apache.org/job/HBase-1.2/201/])
HBASE-14474 DeadLock in RpcClientImpl.Connection.close() (enis: rev
ff4d93e59d7393918eeedf12108fb4c371bf0402)
* hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/RpcClientImpl.java
> DeadLock in RpcClientImpl.Connection.close()
> ---------------------------------------------
>
> Key: HBASE-14474
> URL: https://issues.apache.org/jira/browse/HBASE-14474
> Project: HBase
> Issue Type: Bug
> Components: rpc
> Reporter: Enis Soztutar
> Assignee: Enis Soztutar
> Priority: Blocker
> Fix For: 2.0.0, 1.2.0, 1.0.3, 1.1.3
>
> Attachments: 14474-addendum.txt, hbase-14474_v1.patch,
> hbase-14474_v2.patch, hbase-14474_v3.patch
>
>
> From a code base that contains 1.1.2 + HBASE-14449 + HBASE-14241 and
> HBASE-14313 we can reproduce a dead lock with serverKilling CM easily:
> {code}
> Found one Java-level deadlock:
> =============================
> "htable-pool1-t63":
> waiting to lock monitor 0x0000000001cb1688 (object 0x00000000806ef150, a
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection),
> which is held by "IPC Client (1403704789) connection to
> enis-hbase-sep-21-6.novalocal/172.22.107.106:16020 from root"
> "IPC Client (1403704789) connection to
> enis-hbase-sep-21-6.novalocal/172.22.107.106:16020 from root":
> waiting to lock monitor 0x0000000001cb1738 (object 0x00000000806f0c60, a
> java.lang.Object),
> which is held by "htable-pool1-t63"
> Java stack information for the threads listed above:
> ===================================================
> "htable-pool1-t63":
> at
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection.close(RpcClientImpl.java:819)
> - waiting to lock <0x00000000806ef150> (a
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection)
> at
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection.writeRequest(RpcClientImpl.java:906)
> - locked <0x00000000806f0c60> (a java.lang.Object)
> at
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection.tracedWriteRequest(RpcClientImpl.java:856)
> at
> org.apache.hadoop.hbase.ipc.RpcClientImpl.call(RpcClientImpl.java:1192)
> at
> org.apache.hadoop.hbase.ipc.AbstractRpcClient.callBlockingMethod(AbstractRpcClient.java:213)
> at
> org.apache.hadoop.hbase.ipc.AbstractRpcClient$BlockingRpcChannelImplementation.callBlockingMethod(AbstractRpcClient.java:287)
> at
> org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$BlockingStub.multi(ClientProtos.java:32699)
> at
> org.apache.hadoop.hbase.client.MultiServerCallable.call(MultiServerCallable.java:129)
> at
> org.apache.hadoop.hbase.client.MultiServerCallable.call(MultiServerCallable.java:54)
> at
> org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithoutRetries(RpcRetryingCaller.java:200)
> at
> org.apache.hadoop.hbase.client.AsyncProcess$AsyncRequestFutureImpl$SingleServerRequestRunnable.run(AsyncProcess.java:708)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> "IPC Client (1403704789) connection to
> enis-hbase-sep-21-6.novalocal/172.22.107.106:16020 from root":
> at
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection.close(RpcClientImpl.java:832)
> - waiting to lock <0x00000000806f0c60> (a java.lang.Object)
> - locked <0x00000000806ef150> (a
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection)
> at
> org.apache.hadoop.hbase.ipc.RpcClientImpl$Connection.run(RpcClientImpl.java:574)
> {code}
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