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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-9278) Reading Pre-namespace meta table edits kills the reader
Date Tue, 27 Aug 2013 01:07:53 GMT

    [ https://issues.apache.org/jira/browse/HBASE-9278?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13750838#comment-13750838
] 

Hadoop QA commented on HBASE-9278:
----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12600042/HBase-9278-v1.patch
  against trunk revision .

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

    {color:green}+1 tests included{color}.  The patch appears to include 2 new or modified
tests.

    {color:green}+1 hadoop1.0{color}.  The patch compiles against the hadoop 1.0 profile.

    {color:green}+1 hadoop2.0{color}.  The patch compiles against the hadoop 2.0 profile.

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

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

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
1.3.9) 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 site goal succeeds with this patch.

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

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-client.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-protocol.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-server.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop1-compat.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-examples.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/6907//console

This message is automatically generated.
                
> Reading Pre-namespace meta table edits kills the reader
> -------------------------------------------------------
>
>                 Key: HBASE-9278
>                 URL: https://issues.apache.org/jira/browse/HBASE-9278
>             Project: HBase
>          Issue Type: Bug
>          Components: migration, wal
>    Affects Versions: 0.95.2
>            Reporter: Himanshu Vashishtha
>            Assignee: Himanshu Vashishtha
>            Priority: Critical
>             Fix For: 0.98.0, 0.96.0
>
>         Attachments: HBase-9278-v0.patch, HBase-9278-v1.patch
>
>
> In upgrading to 0.96, there might be some meta/root table edits. Currently, we are just
killing SplitLogWorker thread in case it sees any META, or ROOT waledit, which blocks log
splitting/replaying of remaining WALs.
> {code}
> 2013-08-20 15:45:16,998 ERROR regionserver.SplitLogWorker (SplitLogWorker.java:run(210))
- unexpected error 
> java.lang.IllegalArgumentException: .META. no longer exists. The table has been renamed
to hbase:meta
>         at org.apache.hadoop.hbase.TableName.valueOf(TableName.java:269)
>         at org.apache.hadoop.hbase.TableName.valueOf(TableName.java:261)
>         at org.apache.hadoop.hbase.regionserver.wal.HLogKey.readFields(HLogKey.java:338)
>         at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1898)
>         at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1938)
>         at org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogReader.readNext(SequenceFileLogReader.java:215)
>         at org.apache.hadoop.hbase.regionserver.wal.ReaderBase.next(ReaderBase.java:98)
>         at org.apache.hadoop.hbase.regionserver.wal.ReaderBase.next(ReaderBase.java:85)
>         at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.getNextLogLine(HLogSplitter.java:582)
>         at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:292)
>         at org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFile(HLogSplitter.java:209)
>         at org.apache.hadoop.hbase.regionserver.SplitLogWorker$1.exec(SplitLogWorker.java:138)
>         at org.apache.hadoop.hbase.regionserver.SplitLogWorker.grabTask(SplitLogWorker.java:358)
>         at org.apache.hadoop.hbase.regionserver.SplitLogWorker.taskLoop(SplitLogWorker.java:245)
>         at org.apache.hadoop.hbase.regionserver.SplitLogWorker.run(SplitLogWorker.java:205)
>         at java.lang.Thread.run(Thread.java:662)
> 2013-08-20 15:45:16,999 INFO  regionserver.SplitLogWorker (SplitLogWorker.java:run(212))
- SplitLogWorker localhost,60020,1377035111898 exiting
> {code}

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