hbase-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-5535) Make the functions in task monitor synchronized
Date Fri, 09 Mar 2012 01:25:58 GMT

    [ https://issues.apache.org/jira/browse/HBASE-5535?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13225769#comment-13225769
] 

Hadoop QA commented on HBASE-5535:
----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12517652/HBASE-5535-Make-the-functions-in-task-monitor-synchr-2012-03-08_16_33_42.patch
  against trunk revision .

    +1 @author.  The patch does not contain any @author tags.

    -1 tests included.  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.

    -1 javadoc.  The javadoc tool appears to have generated -123 warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    -1 findbugs.  The patch appears to introduce 159 new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    +1 core tests.  The patch passed unit tests in .

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/1141//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/1141//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/1141//console

This message is automatically generated.
                
> Make the functions in task monitor synchronized
> -----------------------------------------------
>
>                 Key: HBASE-5535
>                 URL: https://issues.apache.org/jira/browse/HBASE-5535
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Liyin Tang
>            Assignee: Liyin Tang
>         Attachments: HBASE-5535-Make-the-functions-in-task-monitor-synchr-2012-03-08_16_33_42.patch
>
>
> There are some potential race condition in the task monitor. So update the functions
in task monitor to be synchronized.
> The example of the problem caused by the race condition:
> ERROR org.apache.hadoop.hbase.regionserver.MemStoreFlusher: Cache flush failed for region

> java.lang.IndexOutOfBoundsException: Index: 1745, Size: 1744
> at java.util.ArrayList.add(ArrayList.java:367)
> at java.util.SubList.add(AbstractList.java:633)
> at java.util.SubList.add(AbstractList.java:633)
> at java.util.SubList.add(AbstractList.java:633)
> at java.util.SubList.add(AbstractList.java:633)
> at java.util.SubList.add(AbstractList.java:633)
> at java.util.AbstractList.add(AbstractList.java:91)
> at org.apache.hadoop.hbase.monitoring.TaskMonitor.createStatus(TaskMonitor.java:74)
> at org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:1139)
> at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:260)
> at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:234)
> at org.apache.hadoop.hbase.regionserver.MemStoreFlusher.run(MemStoreFlusher.java:146)

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira

        

Mime
View raw message