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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-20146) Regions are stuck while opening when WAL is disabled
Date Thu, 08 Mar 2018 15:57:00 GMT

    [ https://issues.apache.org/jira/browse/HBASE-20146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16391434#comment-16391434
] 

Hadoop QA commented on HBASE-20146:
-----------------------------------

| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 18s{color} | {color:blue}
Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green}  0m  0s{color}
| {color:green} Patch does not have any anti-patterns. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  0s{color} |
{color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green}  0m  0s{color}
| {color:green} The patch appears to include 1 new or modified test files. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  4m 20s{color}
| {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 42s{color} |
{color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m  6s{color}
| {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green}  5m 54s{color}
| {color:green} branch has no errors when building our shaded downstream artifacts. {color}
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| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m 57s{color} |
{color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 34s{color} |
{color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  4m 39s{color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 45s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 45s{color} | {color:green}
the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 11s{color}
| {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m  0s{color}
| {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green}  4m 55s{color}
| {color:green} patch has no errors when building our shaded downstream artifacts. {color}
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| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 19m 58s{color}
| {color:green} Patch does not cause any errors with Hadoop 2.6.5 2.7.4 or 3.0.0. {color}
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| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  2m 10s{color} |
{color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 32s{color} |
{color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}111m 38s{color} | {color:green}
hbase-server in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 19s{color}
| {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black}155m 19s{color} | {color:black}
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:eee3b01 |
| JIRA Issue | HBASE-20146 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12913602/HBASE-20146.v1.patch
|
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  shadedjars  hadoopcheck  hbaseanti
 checkstyle  compile  |
| uname | Linux 3699427375a1 3.13.0-139-generic #188-Ubuntu SMP Tue Jan 9 14:43:09 UTC 2018
x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
|
| git revision | master / a03d09abd7 |
| maven | version: Apache Maven 3.5.2 (138edd61fd100ec658bfa2d307c43b76940a5d7d; 2017-10-18T07:58:13Z)
|
| Default Java | 1.8.0_151 |
| findbugs | v3.1.0-RC3 |
|  Test Results | https://builds.apache.org/job/PreCommit-HBASE-Build/11864/testReport/ |
| Max. process+thread count | 4814 (vs. ulimit of 10000) |
| modules | C: hbase-server U: hbase-server |
| Console output | https://builds.apache.org/job/PreCommit-HBASE-Build/11864/console |
| Powered by | Apache Yetus 0.7.0   http://yetus.apache.org |


This message was automatically generated.



> Regions are stuck while opening when WAL is disabled
> ----------------------------------------------------
>
>                 Key: HBASE-20146
>                 URL: https://issues.apache.org/jira/browse/HBASE-20146
>             Project: HBase
>          Issue Type: Bug
>          Components: wal
>    Affects Versions: 1.3.1
>            Reporter: Ashish Singhi
>            Assignee: Ashish Singhi
>            Priority: Critical
>             Fix For: 2.0.0, 3.0.0, 1.5.0, 1.2.7, 1.3.3, 1.4.3
>
>         Attachments: HBASE-20146.patch, HBASE-20146.v1.patch
>
>
> On a running cluster we had set {{hbase.regionserver.hlog.enabled}} to false, to disable
the WAL for complete cluster, after restarting HBase service, regions are not getting opened
leading to HMaster abort as Namespace table regions are not getting assigned. 
> jstack for region open:
> {noformat}
> "RS_OPEN_PRIORITY_REGION-BLR1000006595:16045-1" #159 prio=5 os_prio=0 tid=0x00007fdfa4341000
nid=0x419d waiting on condition [0x00007fdfa0467000]
> java.lang.Thread.State: WAITING (parking)
> at sun.misc.Unsafe.park(Native Method)
> - parking to wait for <0x0000000087554448> (a java.util.concurrent.CountDownLatch$Sync)
> at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
> at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836)
> at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedInterruptibly(AbstractQueuedSynchronizer.java:997)
> at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1304)
> at java.util.concurrent.CountDownLatch.await(CountDownLatch.java:231)
> at org.apache.hadoop.hbase.wal.WALKey.getWriteEntry(WALKey.java:98)
> at org.apache.hadoop.hbase.regionserver.wal.WALUtil.writeMarker(WALUtil.java:131)
> at org.apache.hadoop.hbase.regionserver.wal.WALUtil.writeRegionEventMarker(WALUtil.java:88)
> at org.apache.hadoop.hbase.regionserver.HRegion.writeRegionOpenMarker(HRegion.java:1026)
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:6849)
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:6803)
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:6774)
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:6730)
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:6681)
> at org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler.openRegion(OpenRegionHandler.java:363)
> at org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler.process(OpenRegionHandler.java:129)
> at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:129)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
> This used to work with HBase 1.0.2 version.



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