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HBase, mail # user - Errors when starting Hbase service


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Praveen Bysani 2013-04-02, 04:20
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Ted Yu 2013-04-02, 04:31
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Praveen Bysani 2013-04-02, 05:33
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Re: Errors when starting Hbase service
Vibhav Mundra 2013-04-02, 06:52
Just stop the hbase, and the hadoop.
Then delete the contents of /tmp folder on all the nodes {
master/slaves/regionerservers. }

Try retsrating and u should be good to go.

-Vibhav
On Tue, Apr 2, 2013 at 11:03 AM, Praveen Bysani <[EMAIL PROTECTED]>wrote:

> Hi,
>
> I have setup hbase using cloudera, the version it shows 'HBase
> 0.94.2-cdh4.2.0'. In this case both server and regionserver are the same
> machine. But during other instances logs show the hostname of another
> regionserver with similar errors. Just a note that the master has different
> system time from the regionservers, is it an issue ?
>
> I didn't find any errors while starting the service but there is an error
> while shutting down the service. Following is the log from the region
> server on the same machine during shutdown,
>
> 2013-04-02 03:36:54,390 INFO
> org.apache.hadoop.hbase.regionserver.snapshot.RegionServerSnapshotManager:
> Stopping RegionServerSnapshotManager gracefully.
> 2013-04-02 03:36:54,396 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Waiting on 2
> regions to close
> 2013-04-02 03:36:54,397 INFO
> org.apache.hadoop.hbase.regionserver.Store: Closed info
> 2013-04-02 03:36:54,398 INFO
> org.apache.hadoop.hbase.regionserver.HRegion: Closed
> -ROOT-,,0.70236052
> 2013-04-02 03:36:54,426 INFO
> org.apache.hadoop.hbase.regionserver.StoreFile: Delete Family Bloom
> filter type for
> hdfs://
> server.epicoders.com:8020/hbase/.META./1028785192/.tmp/1104b09fbaeb41829c2493875d7475c1
> :
> CompoundBloomFilterWriter
> 2013-04-02 03:36:54,558 INFO
> org.apache.hadoop.hbase.regionserver.StoreFile: NO General Bloom and
> NO DeleteFamily was added to HFile
> (hdfs://
> server.epicoders.com:8020/hbase/.META./1028785192/.tmp/1104b09fbaeb41829c2493875d7475c1
> )
> 2013-04-02 03:36:54,558 INFO
> org.apache.hadoop.hbase.regionserver.Store: Flushed ,
> sequenceid=90407, memsize=2.3k, into tmp file
> hdfs://
> server.epicoders.com:8020/hbase/.META./1028785192/.tmp/1104b09fbaeb41829c2493875d7475c1
> 2013-04-02 03:36:54,612 INFO
> org.apache.hadoop.hbase.regionserver.Store: Added
> hdfs://
> server.epicoders.com:8020/hbase/.META./1028785192/info/1104b09fbaeb41829c2493875d7475c1
> ,
> entries=8, sequenceid=90407, filesize=1.6k
> 2013-04-02 03:36:54,669 INFO
> org.apache.hadoop.hbase.regionserver.HRegion: Finished memstore flush
> of ~2.3k/2320, currentsize=0/0 for region .META.,,1.1028785192 in
> 273ms, sequenceid=90407, compaction requested=false
> 2013-04-02 03:36:54,676 INFO
> org.apache.hadoop.hbase.regionserver.Store: Closed info
> 2013-04-02 03:36:54,676 INFO
> org.apache.hadoop.hbase.regionserver.HRegion: Closed
> .META.,,1.1028785192
> 2013-04-02 03:36:54,799 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: stopping server
> server.epicoders.com,60020,1364559783898; all regions closed.
> 2013-04-02 03:36:54,800 INFO
> org.apache.hadoop.hbase.regionserver.wal.HLog:
> regionserver60020.logSyncer exiting
> 2013-04-02 03:36:54,861 INFO
> org.apache.hadoop.hbase.regionserver.Leases: regionserver60020 closing
> leases
> 2013-04-02 03:36:54,862 INFO
> org.apache.hadoop.hbase.regionserver.Leases: regionserver60020 closed
> leases
> 2013-04-02 03:36:54,864 WARN
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly
> transient ZooKeeper exception:
> org.apache.zookeeper.KeeperException$SessionExpiredException:
> KeeperErrorCode = Session expired for
> /hbase/rs/server.epicoders.com,60020,1364559783898
> 2013-04-02 03:36:54,864 INFO
> org.apache.hadoop.hbase.util.RetryCounter: Sleeping 2000ms before
> retry #1...
> 2013-04-02 03:36:56,868 WARN
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly
> transient ZooKeeper exception:
> org.apache.zookeeper.KeeperException$SessionExpiredException:
> KeeperErrorCode = Session expired for
> /hbase/rs/server.epicoders.com,60020,1364559783898
> 2013-04-02 03:36:56,871 INFO
> org.apache.hadoop.hbase.util.RetryCounter: Sleeping 4000ms before
> retry #2...
> 2013-04-02 03:36:59,051 INFO
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Praveen Bysani 2013-04-02, 09:55
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Praveen Bysani 2013-04-02, 10:19