hbase-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Ashish Singhi (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-20146) Regions are stuck while opening when WAL is disabled
Date Thu, 15 Mar 2018 04:07:00 GMT

    [ https://issues.apache.org/jira/browse/HBASE-20146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16399893#comment-16399893
] 

Ashish Singhi commented on HBASE-20146:
---------------------------------------

Sorry for the late turn around, I am occupied with our internal cluster issues, so couldn't
get back here in time. 

Thank you very much [~Apache9] for committing the patches.

> 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, 1.3.2, 1.5.0, 1.2.7, 1.4.3
>
>         Attachments: HBASE-20146-addendum.patch, 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.



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Mime
View raw message