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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14812) Fix ResultBoundedCompletionService deadlock
Date Tue, 17 Nov 2015 21:44:11 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14812?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15009598#comment-15009598
] 

Hadoop QA commented on HBASE-14812:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12772797/HBASE-14812-v2.patch
  against master branch at commit db42fc64f1e54ab8b47799eae7920f7298a5a406.
  ATTACHMENT ID: 12772797

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 hadoop versions{color}. The patch compiles with all supported hadoop versions
(2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.0 2.6.1 2.7.0 2.7.1)

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 protoc{color}.  The applied patch does not increase the total number of
protoc compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 checkstyle{color}.  The applied patch does not increase the total number
of checkstyle errors

    {color:green}+1 findbugs{color}.  The patch does not introduce any  new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 lineLengths{color}.  The patch does not introduce lines longer than 100

  {color:green}+1 site{color}.  The mvn post-site goal succeeds with this patch.

     {color:red}-1 core tests{color}.  The patch failed these unit tests:
                       org.apache.hadoop.hbase.regionserver.TestWALLockup

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/16553//testReport/
Release Findbugs (version 2.0.3) 	warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/16553//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/16553//artifact/patchprocess/checkstyle-aggregate.html

  Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/16553//console

This message is automatically generated.

> Fix ResultBoundedCompletionService deadlock
> -------------------------------------------
>
>                 Key: HBASE-14812
>                 URL: https://issues.apache.org/jira/browse/HBASE-14812
>             Project: HBase
>          Issue Type: Bug
>          Components: Client, Thrift
>    Affects Versions: 1.2.0
>            Reporter: Elliott Clark
>            Assignee: Elliott Clark
>             Fix For: 2.0.0, 1.2.0, 1.3.0
>
>         Attachments: HBASE-14812-v1.patch, HBASE-14812-v2.patch, HBASE-14812.patch
>
>
> {code}
> "thrift2-worker-0" #31 daemon prio=5 os_prio=0 tid=0x00007f5ad9c45000 nid=0x484 in Object.wait()
[0x00007f5aa3832000]
>    java.lang.Thread.State: WAITING (on object monitor)
>         at java.lang.Object.wait(Native Method)
>         at java.lang.Object.wait(Object.java:502)
>         at org.apache.hadoop.hbase.client.ResultBoundedCompletionService.take(ResultBoundedCompletionService.java:148)
>         - locked <0x00000006b6ae7670> (a [Lorg.apache.hadoop.hbase.client.ResultBoundedCompletionService$QueueingFuture;)
>         at org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:188)
>         at org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:59)
>         at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithoutRetries(RpcRetryingCaller.java:200)
>         at org.apache.hadoop.hbase.client.ClientSmallReversedScanner.loadCache(ClientSmallReversedScanner.java:212)
>         at org.apache.hadoop.hbase.client.ClientSmallReversedScanner.next(ClientSmallReversedScanner.java:186)
>         at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegionInMeta(ConnectionManager.java:1276)
>         at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegion(ConnectionManager.java:1182)
>         at org.apache.hadoop.hbase.client.AsyncProcess.submit(AsyncProcess.java:370)
>         at org.apache.hadoop.hbase.client.AsyncProcess.submit(AsyncProcess.java:321)
>         at org.apache.hadoop.hbase.client.BufferedMutatorImpl.backgroundFlushCommits(BufferedMutatorImpl.java:194)
>         at org.apache.hadoop.hbase.client.BufferedMutatorImpl.flush(BufferedMutatorImpl.java:171)
>         - locked <0x00000006b6ae79c0> (a org.apache.hadoop.hbase.client.BufferedMutatorImpl)
>         at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:1430)
>         at org.apache.hadoop.hbase.client.HTable.put(HTable.java:1033)
>         at org.apache.hadoop.hbase.thrift2.ThriftHBaseServiceHandler.putMultiple(ThriftHBaseServiceHandler.java:268)
>         at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:497)
>         at org.apache.hadoop.hbase.thrift2.ThriftHBaseServiceHandler$THBaseServiceMetricsProxy.invoke(ThriftHBaseServiceHandler.java:114)
>         at com.sun.proxy.$Proxy10.putMultiple(Unknown Source)
>         at org.apache.hadoop.hbase.thrift2.generated.THBaseService$Processor$putMultiple.getResult(THBaseService.java:1637)
>         at org.apache.hadoop.hbase.thrift2.generated.THBaseService$Processor$putMultiple.getResult(THBaseService.java:1621)
>         at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
>         at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
>         at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:478)
>         at org.apache.thrift.server.Invocation.run(Invocation.java:18)
>         at org.apache.hadoop.hbase.thrift.CallQueue$Call.run(CallQueue.java:64)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>         at java.lang.Thread.run(Thread.java:745)
> {code}



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