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https://issues.apache.org/jira/browse/HBASE-13988?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14605708#comment-14605708
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Hadoop QA commented on HBASE-13988:
-----------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12742504/HBASE-13988-v001.diff
against master branch at commit 7b92d8c06a9eced95c4390f0dae02ebb98aa3ef7.
ATTACHMENT ID: 12742504
{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)
{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:green}+1 javadoc{color}. The javadoc tool did not generate any
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:red}-1 core tests{color}. The patch failed these unit tests:
Test results:
https://builds.apache.org/job/PreCommit-HBASE-Build/14601//testReport/
Release Findbugs (version 2.0.3) warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/14601//artifact/patchprocess/newFindbugsWarnings.html
Checkstyle Errors:
https://builds.apache.org/job/PreCommit-HBASE-Build/14601//artifact/patchprocess/checkstyle-aggregate.html
Console output:
https://builds.apache.org/job/PreCommit-HBASE-Build/14601//console
This message is automatically generated.
> Add exception handler for lease thread
> --------------------------------------
>
> Key: HBASE-13988
> URL: https://issues.apache.org/jira/browse/HBASE-13988
> Project: HBase
> Issue Type: Bug
> Affects Versions: 2.0.0
> Reporter: Liu Shaohui
> Assignee: Liu Shaohui
> Priority: Minor
> Fix For: 2.0.0, 1.0.2, 1.1.2, 0.98.15
>
> Attachments: HBASE-13988-v001.diff
>
>
> In a prod cluster, a region server exited for some important
> threads were not alive. After excluding other threads from the log, we
> doubted the lease thread was the root.
> So we need to add an exception handler to the lease thread to debug why it
> exited in future.
>
> {quote}
> 2015-06-29,12:46:09,222 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: STOPPED: One or more
> threads are no longer alive -- stop
> 2015-06-29,12:46:09,223 INFO org.apache.hadoop.ipc.HBaseServer: Stopping
> server on 21600
> ...
> 2015-06-29,12:46:09,330 INFO org.apache.hadoop.hbase.regionserver.LogRoller:
> LogRoller exiting.
> 2015-06-29,12:46:09,330 INFO
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher: Thread-37 exiting
> 2015-06-29,12:46:09,330 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer$CompactionChecker:
> regionserver21600.compactionChecker exiting
> 2015-06-29,12:46:12,403 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer$PeriodicMemstoreFlusher:
> regionserver21600.periodicFlusher exiting
> {quote}
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