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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-10349) Table became unusable when master balanced its region after table was dropped
Date Fri, 17 Jan 2014 19:38:23 GMT

    [ https://issues.apache.org/jira/browse/HBASE-10349?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13875169#comment-13875169
] 

Hadoop QA commented on HBASE-10349:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12623695/hbase-10349_v2.patch
  against trunk revision .
  ATTACHMENT ID: 12623695

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

    {color:green}+1 tests included{color}.  The patch appears to include 6 new or modified
tests.

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

    {color:green}+1 hadoop1.1{color}.  The patch compiles against the hadoop 1.1 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:red}-1 site{color}.  The patch appears to cause mvn site goal to fail.

    {color:green}+1 core tests{color}.  The patch passed unit tests in .

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-protocol.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-thrift.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-client.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop2-compat.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-examples.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-prefix-tree.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-common.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-server.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//artifact/trunk/patchprocess/newPatchFindbugsWarningshbase-hadoop-compat.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/8461//console

This message is automatically generated.

> Table became unusable when master balanced its region after table was dropped
> -----------------------------------------------------------------------------
>
>                 Key: HBASE-10349
>                 URL: https://issues.apache.org/jira/browse/HBASE-10349
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 0.98.0
>            Reporter: Ted Yu
>            Assignee: Jimmy Xiang
>             Fix For: 0.98.0, 0.99.0
>
>         Attachments: 10349-hadoop-hdfs-namenode-hor11n14.gq1.ygridcore.net.zip, 10349-output.log,
10349-v1.txt, 10349-v2.txt, HBASE-10349-meta-test-and-debug.patch, hbase-10349.patch, hbase-10349_v2.patch,
hbase-hbase-master-hor15n05.gq1.ygridcore.net.log.tar.gz
>
>
> 0.98 was used.
> This was sequence of events:
> create 'tablethree_mod'
> snapshot 'tablethree_mod', 'snapshot_tablethree_mod'
> disable 'tablethree_mod'
> 2014-01-15 09:34:51,749   restore_snapshot 'snapshot_tablethree_mod'
> 2014-01-15 09:35:07,210   enable 'tablethree_mod'
> 2014-01-15 09:35:46,134   delete_snapshot 'snapshot_tablethree_mod'
> 2014-01-15 09:41:42,210   disable 'tablethree_mod'
> 2014-01-15 09:41:43,610   drop 'tablethree_mod'
> create 'tablethree_mod'
> For the last table creation request:
> {code} 
> 2014-01-15 10:03:52,999|beaver.component.hbase|INFO| 'create 'tablethree_mod',
> {NAME => 'f1', VERSIONS => 3}
> ,
> {NAME => 'f2', VERSIONS => 3}
> ,
> {NAME => 'f3', VERSIONS => 3}
> '
> 2014-01-15 10:03:52,999|beaver.component.hbase|INFO| 'exists 'tablethree_mod''
> 2014-01-15 10:03:52,999|beaver.component.hbase|INFO| 'put 'tablethree_mod', '0', 'f1:q1',
'value-0', 10'
> 2014-01-15 10:03:52,999|beaver.component.hbase|INFO| 'put 'tablethree_mod', '1', 'f1:q1',
'value-1', 20'
> 2014-01-15 10:03:53,000|beaver.component.hbase|INFO| 'put 'tablethree_mod', '2', 'f2:q2',
'value-2', 30'
> 2014-01-15 10:03:53,000|beaver.component.hbase|INFO| 'put 'tablethree_mod', '3', 'f3:q3',
'value-3', 40'
> 2014-01-15 10:03:53,000|beaver.component.hbase|INFO| 'put 'tablethree_mod', '4', 'f3:q3',
'value-4', 50'
> 2014-01-15 10:03:53,000|beaver.component.hbase|INFO|Done writing commands to file. Will
execute them now.
> 2014-01-15 10:03:53,000|beaver.machine|INFO|RUNNING: /usr/lib/hbase/bin/hbase shell /grid/0/tmp/hwqe/artifacts/tmp-471142
> 2014-01-15 10:03:55,878|beaver.machine|INFO|2014-01-15 10:03:55,878 INFO [main] Configuration.deprecation:
hadoop.native.lib is deprecated. Instead, use io.native.lib.available
> 2014-01-15 10:03:57,283|beaver.machine|INFO|2014-01-15 10:03:57,283 WARN [main] conf.Configuration:
hbase-site.xml:an attempt to override final parameter: dfs.support.append; Ignoring.
> 2014-01-15 10:03:57,669|beaver.machine|INFO|2014-01-15 10:03:57,669 WARN [main] conf.Configuration:
hbase-site.xml:an attempt to override final parameter: dfs.support.append; Ignoring.
> 2014-01-15 10:03:57,720|beaver.machine|INFO|2014-01-15 10:03:57,720 WARN [main] conf.Configuration:
hbase-site.xml:an attempt to override final parameter: dfs.support.append; Ignoring.
> 2014-01-15 10:03:57,997|beaver.machine|INFO|
> 2014-01-15 10:03:57,997|beaver.machine|INFO|ERROR: Table already exists: tablethree_mod!
> 2014-01-15 10:03:57,997|beaver.machine|INFO|
> {code}
> This was an intermittent issue after using Snapshots, a table is not properly dropped
/ and not able to properly re-create with the same name. And a HRegion is empty or null Error
occurs. (When you try to drop the table it says it does not exist, and when you try to create
the table it says that it does already exist).
> {code}
> 2014-01-15 10:04:02,462|beaver.machine|INFO|ERROR: HRegionInfo was null or empty in hbase:meta,
row=keyvalues=
> {tablethree_mod,,1389778226606.afc82d1ceabbaca36a504b83b65fc0c9./info:seqnumDuringOpen/1389778905355/Put/vlen=8/mvcc=0,
tablethree_mod,,1389778226606.afc82d1ceabbaca36a504b83b65fc0c9./info:server/1389778905355/Put/vlen=32/mvcc=0,
tablethree_mod,,1389778226606.afc82d1ceabbaca36a504b83b65fc0c9./info:serverstartcode/1389778905355/Put/vlen=8/mvcc=0}

> {code}
> Thanks to Huned who discovered this issue.



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