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HBase >> mail # user >> HBase replication - EOF while reading


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Patrick Schless 2013-07-02, 22:09
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Himanshu Vashishtha 2013-07-02, 23:00
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Patrick Schless 2013-07-03, 16:12
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Re: HBase replication - EOF while reading
Generally´╝î It's network issue to root cause these problems.
On Thu, Jul 4, 2013 at 12:12 AM, Patrick Schless
<[EMAIL PROTECTED]>wrote:

> Thanks for the tip, Himanshu.
>
> I'm on 0.92.1 (cdh 4.1.2), so I imagine I don't have 7122.
>
>
> On Tue, Jul 2, 2013 at 6:00 PM, Himanshu Vashishtha <[EMAIL PROTECTED]
> >wrote:
>
> > Patrick,
> >
> > What is the HBase version you using for Master cluster? If < 0.94.8, does
> > it has 7122? https://issues.apache.org/jira/browse/HBASE-7122
> >
> > Thanks,
> > Himanshu
> >
> >
> > On Tue, Jul 2, 2013 at 3:09 PM, Patrick Schless
> > <[EMAIL PROTECTED]>wrote:
> >
> > > I've just enabled replication (to 1 peer), and I'm seeing a bunch of
> > > errors, along the lines of [1]. Replication does seem to work, though
> > (data
> > > is showing up in the standby cluster).
> > >
> > > The file exists (I can see it in the HDFS web GUI), but it seems be
> > empty.
> > >
> > > Is this an error I need to worry about?
> > >
> > > Thanks,
> > > Patrick
> > >
> > > [1] 2013-07-02 16:50:36,275 WARN
> > > org.apache.hadoop.hbase.replication.regionserver.ReplicationSource: 1
> Got
> > > EOF while reading, looks like this file is broken? hdfs://
> > >
> > >
> >
> name-node.domain.com:8020/hbase/.logs/data-xbt.domain.com,60020,1372796067408/data-xbt.domain.com%2C60020%2C1372796067408.1372799669085
> > > 2013-07-02 16:50:36,275 DEBUG
> > > org.apache.hadoop.hbase.replication.regionserver.ReplicationSource:
> > Nothing
> > > to replicate, sleeping 1000 times 10
> > > 2013-07-02 16:50:46,275 DEBUG
> > > org.apache.hadoop.hbase.replication.regionserver.ReplicationSource:
> > Opening
> > > log for replication data-xbt.domain.com
> > > %2C60020%2C1372796067408.1372799669085
> > > at 50573824
> > > 2013-07-02 16:50:46,325 WARN
> > > org.apache.hadoop.hbase.replication.regionserver.ReplicationSource: 1
> > Got:
> > > java.io.EOFException: hdfs://
> > >
> > >
> >
> name-node.domain.com:8020/hbase/.logs/data-xbt.domain.com,60020,1372796067408/data-xbt.domain.com%2C60020%2C1372796067408.1372799669085
> > > ,
> > > entryStart=52524475, pos=52524544, end=52524544, edit=11033
> > >         at
> sun.reflect.GeneratedConstructorAccessor34.newInstance(Unknown
> > > Source)
> > >         at
> > >
> > >
> >
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> > >         at
> > java.lang.reflect.Constructor.newInstance(Constructor.java:532)
> > >         at
> > >
> > >
> >
> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogReader.addFileInfoToException(SequenceFileLogReader.java:252)
> > >         at
> > >
> > >
> >
> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogReader.next(SequenceFileLogReader.java:208)
> > >         at
> > >
> > >
> >
> org.apache.hadoop.hbase.replication.regionserver.ReplicationSource.readAllEntriesToReplicateOrNextFile(ReplicationSource.java:427)
> > >         at
> > >
> > >
> >
> org.apache.hadoop.hbase.replication.regionserver.ReplicationSource.run(ReplicationSource.java:306)
> > > Caused by: java.io.EOFException
> > >         at java.io.DataInputStream.readFully(DataInputStream.java:197)
> > >         at
> > >
> > >
> >
> org.apache.hadoop.io.DataOutputBuffer$Buffer.write(DataOutputBuffer.java:68)
> > >         at
> > > org.apache.hadoop.io.DataOutputBuffer.write(DataOutputBuffer.java:106)
> > >         at
> > > org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:2294)
> > >         at
> > > org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:2193)
> > >         at
> > > org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:2239)
> > >         at
> > >
> > >
> >
> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogReader.next(SequenceFileLogReader.java:206)
> > >         ... 2 more
> > >
> >
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB