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From Ted Yu <yuzhih...@gmail.com>
Subject Re: A dropped table has region still deployed on region server
Date Fri, 20 Apr 2012 18:23:18 GMT
bq. Successful rollback of failed split of
Can you look for 'TestUserBTProfile,141018963342131767' in region / master
logs to see what happened next ?

Thanks

On Fri, Apr 20, 2012 at 10:33 AM, Shrijeet Paliwal
<shrijeet@rocketfuel.com>wrote:

> Here are the version details:
>
> Hadoop : CDH3u0
> HBase: 0.92.1 (last commit sha : 355e14491c78b56d9f2e270e9995d666d4ce6767)
>
> On Fri, Apr 20, 2012 at 10:26 AM, Shrijeet Paliwal
> <shrijeet@rocketfuel.com>wrote:
>
> > Hi All,
> >
> > hbck is reporting this error:
> >
> > ERROR: Region UNKNOWN_REGION on ip-4.example.com,60020,1334705737039,
> > key=5fe2189f32a52f3f2bce55a92ae5df9d, not on HDFS or in META but deployed
> > on ip-4.example.com,60020,1334705737039
> >
> > Region server log :
> > http://pastie.org/3823850
> >
> > Namenode audit log:
> > http://pastie.org/3823867
> >
> > Master log:
> > http://pastie.org/3823871
> >
> > From the region server log it seems there was a hiccup during a split
> > event as seen here:
> >
> > 2189f32a52f3f2bce55a92ae5df9d.; Took too long to split the files and
> > create the references, aborting split
> > java.io.IOException: Took too long to split the files and create the
> > references, aborting split
> > >-at
> >
> org.apache.hadoop.hbase.regionserver.SplitTransaction.splitStoreFiles(SplitTransaction.java:613)
> > >-at
> >
> org.apache.hadoop.hbase.regionserver.SplitTransaction.createDaughters(SplitTransaction.java:285)
> > >-at
> >
> org.apache.hadoop.hbase.regionserver.SplitTransaction.execute(SplitTransaction.java:450)
> > >-at
> >
> org.apache.hadoop.hbase.regionserver.SplitRequest.run(SplitRequest.java:67)
> > >-at
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> > >-at
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> > >-at java.lang.Thread.run(Thread.java:619)
> > 2012-04-19 19:32:31,690 INFO
> > org.apache.hadoop.hbase.regionserver.StoreFile$Reader: Loaded ROWCOL
> > CompoundBloomFilter metadata for 877edbbabbf74e2e94888ddb29fb1f1b
> > 2012-04-19 19:32:31,730 INFO
> > org.apache.hadoop.hbase.regionserver.SplitTransaction: Cleaned up old
> > failed split transaction detritus: hdfs://
> >
> master-hadoop.example.com:8020/hbase/TestUserBTProfile/5fe2189f32a52f3f2bce55a92ae5df9d/splits
> > 2012-04-19 19:32:31,731 INFO
> org.apache.hadoop.hbase.regionserver.HRegion:
> > Onlined
> >
> TestUserBTProfile,141018963342131767,1334870127822.5fe2189f32a52f3f2bce55a92ae5df9d.;
> > next sequenceid=1823595
> > 2012-04-19 19:32:31,752 INFO
> > org.apache.hadoop.hbase.regionserver.SplitRequest: Successful rollback of
> > failed split of
> >
> TestUserBTProfile,141018963342131767,1334870127822.5fe2189f32a52f3f2bce55a92ae5df9d.
> >
> > -Shrijeet
> >
> >
>

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