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Hudson commented on HBASE-14474: -------------------------------- FAILURE: Integrated in HBase-1.3 #274 (See [https://builds.apache.org/job/HBase-1.3/274/]) HBASE-14474 Addendum closes connection in writeRequest() outside (enis: rev 6dc33cad75c9581a5008c78b8c0f8181b3c93deb) * 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-2.txt, 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} -- This message was sent by Atlassian JIRA (v6.3.4#6332)