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HBase >> mail # user >> Inconsistent Table HBCK


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Re: Inconsistent Table HBCK
Hi Jay,

Which 0.94 version are you running? 0.94.0? Or 0.94.7?
JM

2013/5/21 Jay Talreja <[EMAIL PROTECTED]>

> One of our production clusters had several region server failures. As a
> result one of the tables is in an inconsistent state as reported by hbck.
> We have tried using hbck repair commands but none seem to work. There is
> one region that is stuck in a forever pending open state.
> The error reported in RS log is about a StoreFile not found. But what is
> really strange is that the store file that is reported as missing does not
> even belong to the region being opened.
>
> We tried to manually create a directory in HDFS and copy the missing file
> but it causes hbck to report about a region in HDFS but not in Meta.
>
> There 4 inconsistencies currently.
>
> ERROR: Region { meta => <tableName>,I.1521_D.**1361689200_9,1369099149747.
> **2123fc70fac804cd8d48ea4494cc81**84., hdfs => hdfs://host:8020/hbase/**
> tableName/**2123fc70fac804cd8d48ea4494cc81**84, deployed =>  } not
> deployed on any region server.
> ERROR: Region { meta => null, hdfs => hdfs://hostname:8020/hbase/**
> tableName/**450ed30b410e9d6d54ac53099039cb**28, deployed =>  } on HDFS,
> but not listed in META or deployed on any region server
> 13/05/21 10:51:11 DEBUG util.HBaseFsck: There are 1769 region info entries
> ERROR: There is a hole in the region chain between I.1521_D.1361689200_9
> and I.1521_D.1362150000_8.  You need to create a new .regioninfo and region
> dir in hdfs to plug the hole.
> ERROR: There is a hole in the region chain between I.1_D.1368392400_9 and
> I.2020_D.1338948000_2.  You need to create a new .regioninfo and region dir
> in hdfs to plug the hole.
> ERROR: Found inconsistency in table <tableName>
>
> We are running Hbase 0.94 (Apache) on Hadoop 1.0.3
>
> At this stage, we are stuck and are looking for help ! The cluster is in
> an unbalanced state and region servers frequently keep dying.
>
> Thanks,
> Jay
>
>
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