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https://issues.apache.org/jira/browse/HBASE-14407?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14900046#comment-14900046
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Hadoop QA commented on HBASE-14407:
-----------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12761343/14407-0.98.patch
against 0.98 branch at commit a7afc132e2db7ebbb571b43ae17161bff40b59c5.
ATTACHMENT ID: 12761343
{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 2.7.0 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:red}-1 javadoc{color}. The javadoc tool appears to have generated
22 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:green}+1 core tests{color}. The patch passed unit tests in .
Test results:
https://builds.apache.org/job/PreCommit-HBASE-Build/15644//testReport/
Release Findbugs (version 2.0.3) warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/15644//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors:
https://builds.apache.org/job/PreCommit-HBASE-Build/15644//artifact/patchprocess/checkstyle-aggregate.html
Javadoc warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/15644//artifact/patchprocess/patchJavadocWarnings.txt
Console output:
https://builds.apache.org/job/PreCommit-HBASE-Build/15644//console
This message is automatically generated.
> NotServingRegion: hbase region closed forever
> ---------------------------------------------
>
> Key: HBASE-14407
> URL: https://issues.apache.org/jira/browse/HBASE-14407
> Project: HBase
> Issue Type: Bug
> Components: Region Assignment
> Affects Versions: 0.98.10, 1.2.0, 1.1.2, 1.3.0
> Reporter: Shuaifeng Zhou
> Assignee: Shuaifeng Zhou
> Priority: Critical
> Attachments: 14407-0.98.patch, 14407-branch-1.2.patch,
> hbase-14407-0.98.patch, hbase-14407-1.1.patch, hbase-14407-1.2.patch,
> hs4.log, master.log
>
>
> I found a situation may cause region closed forever, and this situation
> happend usually on my cluster, version is 0.98.10, but 1.1.2 also have the
> problem:
> 1, master send region open to regionserver
> 2, rs open a handler do openregion
> 3, rs return resopnse to master
> 3, master not received the response, or timeout, send open region again
> 4, rs already opened the region
> 5, master processAlreadyOpenedRegion, update regionstate open in master
> memory
> 6, master received zk message region opened(for some reason late, eg: net
> work), and triger update regionstate open, but find that region already
> opened, ERROR!
> 7, master send close region, and region be closed forever.
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