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From "Hadoop QA (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-4789) On split, parent region is sticking around in oldest sequenceid to region map though not online; we don't cleanup WALs.
Date Sat, 19 Nov 2011 07:04:51 GMT

    [ https://issues.apache.org/jira/browse/HBASE-4789?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13153415#comment-13153415
] 

Hadoop QA commented on HBASE-4789:
----------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12504335/4789-v4.txt
  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 did not generate any warning messages.

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

    -1 findbugs.  The patch appears to introduce 60 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 failed these unit tests:
                       org.apache.hadoop.hbase.client.TestShell
                  org.apache.hadoop.hbase.client.TestAdmin
                  org.apache.hadoop.hbase.master.TestDistributedLogSplitting

Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/308//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/308//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/308//console

This message is automatically generated.
                
> On split, parent region is sticking around in oldest sequenceid to region map though
not online; we don't cleanup WALs.
> -----------------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-4789
>                 URL: https://issues.apache.org/jira/browse/HBASE-4789
>             Project: HBase
>          Issue Type: Bug
>            Reporter: stack
>            Priority: Critical
>             Fix For: 0.92.0
>
>         Attachments: 4789-v2.txt, 4789-v3.txt, 4789-v4.txt, 4789.txt
>
>
> Here is log for a particular region:
> {code}
> 2011-11-15 05:46:31,382 INFO org.apache.hadoop.hbase.regionserver.SplitTransaction: Still
waiting on the master to process the split for 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:46:31,483 DEBUG org.apache.hadoop.hbase.zookeeper.ZKAssign: regionserver:7003-0x1337b0b92cd000a-0x1337b0b92cd000a
Attempting to transition node 8bbd7388262dc8cb1ce2cf4f04a7281d from RS_ZK_REGION_SPLIT to
RS_ZK_REG
> ION_SPLIT
> 2011-11-15 05:46:31,484 INFO org.apache.hadoop.hbase.regionserver.SplitRequest: Region
split, META updated, and report to master. Parent=TestTable,0862220095,1321335865649.8bbd7388262dc8cb1ce2cf4f04a7281d.,
new regions: TestTab
> le,0862220095,1321335989689.f00c683df3182d8ef33e315f77ca539c., TestTable,0892568091,1321335989689.a56ca1eff5b4401432fcba04b4e851f8..
Split took 1sec
> 2011-11-15 05:46:37,705 DEBUG org.apache.hadoop.hbase.regionserver.Store: Compacting
hdfs://sv4r11s38:7000/hbase/TestTable/a56ca1eff5b4401432fcba04b4e851f8/info/9ce16d8fa94e4938964c04775a6fa1a7.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9ce16d8fa94e4938964c04775a6fa1a7-top,
keycount=717559, bloomtype=NONE, size=711.1m
> 2011-11-15 05:46:37,705 DEBUG org.apache.hadoop.hbase.regionserver.Store: Compacting
hdfs://sv4r11s38:7000/hbase/TestTable/a56ca1eff5b4401432fcba04b4e851f8/info/9213f4d7ee9b4fda857a97603a001f9e.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9213f4d7ee9b4fda857a97603a001f9e-top,
keycount=416691, bloomtype=NONE, size=412.9m
> 2011-11-15 05:46:53,090 DEBUG org.apache.hadoop.hbase.regionserver.Store: Compacting
hdfs://sv4r11s38:7000/hbase/TestTable/f00c683df3182d8ef33e315f77ca539c/info/9ce16d8fa94e4938964c04775a6fa1a7.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9ce16d8fa94e4938964c04775a6fa1a7-bottom,
keycount=717559, bloomtype=NONE, size=711.1m
> 2011-11-15 05:46:53,090 DEBUG org.apache.hadoop.hbase.regionserver.Store: Compacting
hdfs://sv4r11s38:7000/hbase/TestTable/f00c683df3182d8ef33e315f77ca539c/info/9213f4d7ee9b4fda857a97603a001f9e.8bbd7388262dc8cb1ce2cf4f04a7281d-
> hdfs://sv4r11s38:7000/hbase/TestTable/8bbd7388262dc8cb1ce2cf4f04a7281d/info/9213f4d7ee9b4fda857a97603a001f9e-bottom,
keycount=416691, bloomtype=NONE, size=412.9m
> 2011-11-15 05:48:00,690 DEBUG org.apache.hadoop.hbase.regionserver.wal.HLog: Found 3
hlogs to remove out of total 12; oldest outstanding sequenceid is 5699 from region 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:57:54,083 INFO org.apache.hadoop.hbase.regionserver.wal.HLog: Too many
hlogs: logs=33, maxlogs=32; forcing flush of 1 regions(s): 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:57:54,083 WARN org.apache.hadoop.hbase.regionserver.LogRoller: Failed to
schedule flush of 8bbd7388262dc8cb1ce2cf4f04a7281dr=null, requester=null
> 2011-11-15 05:58:01,358 INFO org.apache.hadoop.hbase.regionserver.wal.HLog: Too many
hlogs: logs=34, maxlogs=32; forcing flush of 1 regions(s): 8bbd7388262dc8cb1ce2cf4f04a7281d
> 2011-11-15 05:58:01,359 WARN org.apache.hadoop.hbase.regionserver.LogRoller: Failed to
schedule flush of 8bbd7388262dc8cb1ce2cf4f04a7281dr=null, requester=null
> {code}

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