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From Azuryy Yu <azury...@gmail.com>
Subject Re: HMaster and HRegionServer going down
Date Wed, 05 Jun 2013 11:53:14 GMT
there have errors in your dats node log, and the error time match with rs
log error time.

--Send from my Sony mobile.
On Jun 5, 2013 5:06 PM, "Vimal Jain" <vkjk89@gmail.com> wrote:

> I don't think so , as i dont find any issues in data node logs.
> Also there are lot of exceptions like "session expired" , "slept more than
> configured time" . what are these ?
>
>
> On Wed, Jun 5, 2013 at 2:27 PM, Azuryy Yu <azuryyyu@gmail.com> wrote:
>
> > Because your data node 192.168.20.30 broke down. which leads to RS down.
> >
> >
> > On Wed, Jun 5, 2013 at 3:19 PM, Vimal Jain <vkjk89@gmail.com> wrote:
> >
> > > Here is the complete log:
> > >
> > > http://bin.cakephp.org/saved/103001 - Hregion
> > > http://bin.cakephp.org/saved/103000 - Hmaster
> > > http://bin.cakephp.org/saved/103002 - Datanode
> > >
> > >
> > > On Wed, Jun 5, 2013 at 11:58 AM, Vimal Jain <vkjk89@gmail.com> wrote:
> > >
> > > > Hi,
> > > > I have set up Hbase in pseudo-distributed mode.
> > > > It was working fine for 6 days , but suddenly today morning both
> > HMaster
> > > > and Hregion process went down.
> > > > I checked in logs of both hadoop and hbase.
> > > > Please help here.
> > > > Here are the snippets :-
> > > >
> > > > *Datanode logs:*
> > > > 2013-06-05 05:12:51,436 INFO
> > > > org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in
> > > receiveBlock
> > > > for block blk_1597245478875608321_2818 java.io.EOFException: while
> > trying
> > > > to read 2347 bytes
> > > > 2013-06-05 05:12:51,442 INFO
> > > > org.apache.hadoop.hdfs.server.datanode.DataNode: writeBlock
> > > > blk_1597245478875608321_2818 received exception java.io.EOFException:
> > > while
> > > > trying to read 2347 bytes
> > > > 2013-06-05 05:12:51,442 ERROR
> > > > org.apache.hadoop.hdfs.server.datanode.DataNode:
> DatanodeRegistration(
> > > > 192.168.20.30:50010,
> > > > storageID=DS-1816106352-192.168.20.30-50010-1369314076237,
> > > infoPort=50075,
> > > > ipcPort=50020):DataXceiver
> > > > java.io.EOFException: while trying to read 2347 bytes
> > > >
> > > >
> > > > *HRegion logs:*
> > > > 2013-06-05 05:12:50,701 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4694929ms instead of 3000ms, this is likely due to a long
> garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:51,045 WARN org.apache.hadoop.hdfs.DFSClient:
> > > > DFSOutputStream ResponseProcessor exception  for block
> > > > blk_1597245478875608321_2818java.net.SocketTimeoutException: 63000
> > millis
> > > > timeout while waiting for channel to be ready for read. ch :
> > > > java.nio.channels.SocketChannel[connected local=/192.168.20.30:44333
> > > remote=/
> > > > 192.168.20.30:50010]
> > > > 2013-06-05 05:12:51,046 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 11695345ms instead of 10000000ms, this is likely due to a long
> > > > garbage collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:51,048 WARN org.apache.hadoop.hdfs.DFSClient: Error
> > > > Recovery for block blk_1597245478875608321_2818 bad datanode[0]
> > > > 192.168.20.30:50010
> > > > 2013-06-05 05:12:51,075 WARN org.apache.hadoop.hdfs.DFSClient: Error
> > > while
> > > > syncing
> > > > java.io.IOException: All datanodes 192.168.20.30:50010 are bad.
> > > > Aborting...
> > > >     at
> > > >
> > >
> >
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.processDatanodeError(DFSClient.java:3096)
> > > > 2013-06-05 05:12:51,110 FATAL
> > > > org.apache.hadoop.hbase.regionserver.wal.HLog: Could not sync.
> > Requesting
> > > > close of hlog
> > > > java.io.IOException: Reflection
> > > > Caused by: java.lang.reflect.InvocationTargetException
> > > > Caused by: java.io.IOException: DFSOutputStream is closed
> > > > 2013-06-05 05:12:51,180 FATAL
> > > > org.apache.hadoop.hbase.regionserver.wal.HLog: Could not sync.
> > Requesting
> > > > close of hlog
> > > > java.io.IOException: Reflection
> > > > Caused by: java.lang.reflect.InvocationTargetException
> > > > Caused by: java.io.IOException: DFSOutputStream is closed
> > > > 2013-06-05 05:12:51,183 ERROR
> > > > org.apache.hadoop.hbase.regionserver.wal.HLog: Failed close of HLog
> > > writer
> > > > java.io.IOException: Reflection
> > > > Caused by: java.lang.reflect.InvocationTargetException
> > > > Caused by: java.io.IOException: DFSOutputStream is closed
> > > > 2013-06-05 05:12:51,184 WARN
> > > > org.apache.hadoop.hbase.regionserver.wal.HLog: Riding over HLog close
> > > > failure! error count=1
> > > > 2013-06-05 05:12:52,557 FATAL
> > > > org.apache.hadoop.hbase.regionserver.HRegionServer: ABORTING region
> > > server
> > > > hbase.rummycircle.com,60020,1369877672964:
> > > > regionserver:60020-0x13ef31264d00001
> > regionserver:60020-0x13ef31264d00001
> > > > received expired from ZooKeeper, aborting
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired
> > > > 2013-06-05 05:12:52,557 FATAL
> > > > org.apache.hadoop.hbase.regionserver.HRegionServer: RegionServer
> abort:
> > > > loaded coprocessors are: []
> > > > 2013-06-05 05:12:52,621 INFO
> > > > org.apache.hadoop.hbase.regionserver.SplitLogWorker: SplitLogWorker
> > > > interrupted while waiting for task, exiting:
> > > java.lang.InterruptedException
> > > > java.io.InterruptedIOException: Aborting compaction of store cfp_info
> > in
> > > > region
> > event_data,244630,1369879570539.3ebddcd11a3c22585a690bf40911cb1e.
> > > > because user requested stop.
> > > > 2013-06-05 05:12:53,425 WARN
> > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly
> > > transient
> > > > ZooKeeper exception:
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired for /hbase/rs/
> hbase.rummycircle.com
> > > > ,60020,1369877672964
> > > > 2013-06-05 05:12:55,426 WARN
> > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly
> > > transient
> > > > ZooKeeper exception:
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired for /hbase/rs/
> hbase.rummycircle.com
> > > > ,60020,1369877672964
> > > > 2013-06-05 05:12:59,427 WARN
> > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly
> > > transient
> > > > ZooKeeper exception:
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired for /hbase/rs/
> hbase.rummycircle.com
> > > > ,60020,1369877672964
> > > > 2013-06-05 05:13:07,427 WARN
> > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Possibly
> > > transient
> > > > ZooKeeper exception:
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired for /hbase/rs/
> hbase.rummycircle.com
> > > > ,60020,1369877672964
> > > > 2013-06-05 05:13:07,427 ERROR
> > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: ZooKeeper
> > delete
> > > > failed after 3 retries
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired for /hbase/rs/
> hbase.rummycircle.com
> > > > ,60020,1369877672964
> > > >     at
> > > > org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
> > > >     at
> > > org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> > > > 2013-06-05 05:13:07,436 ERROR org.apache.hadoop.hdfs.DFSClient:
> > Exception
> > > > closing file /hbase/.logs/hbase.rummycircle.com,60020,1369877672964/
> > > > hbase.rummycircle.com%2C60020%2C1369877672964.1370382721642 :
> > > > java.io.IOException: All datanodes 192.168.20.30:50010 are bad.
> > > > Aborting...
> > > > java.io.IOException: All datanodes 192.168.20.30:50010 are bad.
> > > > Aborting...
> > > >     at
> > > >
> > >
> >
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.processDatanodeError(DFSClient.java:3096)
> > > >
> > > >
> > > > *HMaster logs:*
> > > > 2013-06-05 05:12:50,701 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4702394ms instead of 10000ms, this is likely due to a long
> > garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:50,701 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4988731ms instead of 300000ms, this is likely due to a long
> > garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:50,701 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4988726ms instead of 300000ms, this is likely due to a long
> > garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:50,701 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4698291ms instead of 10000ms, this is likely due to a long
> > garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:50,711 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4694502ms instead of 1000ms, this is likely due to a long
> garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:50,714 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4694492ms instead of 1000ms, this is likely due to a long
> garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:50,715 WARN org.apache.hadoop.hbase.util.Sleeper: We
> > > > slept 4695589ms instead of 60000ms, this is likely due to a long
> > garbage
> > > > collecting pause and it's usually bad, see
> > > > http://hbase.apache.org/book.html#trouble.rs.runtime.zkexpired
> > > > 2013-06-05 05:12:52,263 FATAL org.apache.hadoop.hbase.master.HMaster:
> > > > Master server abort: loaded coprocessors are: []
> > > > 2013-06-05 05:12:52,465 INFO
> > > org.apache.hadoop.hbase.master.ServerManager:
> > > > Waiting for region servers count to settle; currently checked in 1,
> > slept
> > > > for 0 ms, expecting minimum of 1, maximum of 2147483647, timeout of
> > 4500
> > > > ms, interval of 1500 ms.
> > > > 2013-06-05 05:12:52,561 ERROR org.apache.hadoop.hbase.master.HMaster:
> > > > Region server hbase.rummycircle.com,60020,1369877672964 reported a
> > fatal
> > > > error:
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired
> > > > 2013-06-05 05:12:53,970 INFO
> > > org.apache.hadoop.hbase.master.ServerManager:
> > > > Waiting for region servers count to settle; currently checked in 1,
> > slept
> > > > for 1506 ms, expecting minimum of 1, maximum of 2147483647, timeout
> of
> > > 4500
> > > > ms, interval of 1500 ms.
> > > > 2013-06-05 05:12:55,476 INFO
> > > org.apache.hadoop.hbase.master.ServerManager:
> > > > Waiting for region servers count to settle; currently checked in 1,
> > slept
> > > > for 3012 ms, expecting minimum of 1, maximum of 2147483647, timeout
> of
> > > 4500
> > > > ms, interval of 1500 ms.
> > > > 2013-06-05 05:12:56,981 INFO
> > > org.apache.hadoop.hbase.master.ServerManager:
> > > > Finished waiting for region servers count to settle; checked in 1,
> > slept
> > > > for 4517 ms, expecting minimum of 1, maximum of 2147483647, master is
> > > > running.
> > > > 2013-06-05 05:12:57,019 INFO
> > > > org.apache.hadoop.hbase.catalog.CatalogTracker: Failed verification
> of
> > > > -ROOT-,,0 at address=hbase.rummycircle.com,60020,1369877672964;
> > > > java.io.EOFException
> > > > 2013-06-05 05:17:52,302 WARN
> > > > org.apache.hadoop.hbase.master.SplitLogManager: error while splitting
> > > logs
> > > > in [hdfs://
> > > >
> > >
> >
> 192.168.20.30:9000/hbase/.logs/hbase.rummycircle.com,60020,1369877672964-splitting
> > > ]
> > > > installed = 19 but only 0 done
> > > > 2013-06-05 05:17:52,321 FATAL org.apache.hadoop.hbase.master.HMaster:
> > > > master:60000-0x13ef31264d00000 master:60000-0x13ef31264d00000
> received
> > > > expired from ZooKeeper, aborting
> > > > org.apache.zookeeper.KeeperException$SessionExpiredException:
> > > > KeeperErrorCode = Session expired
> > > > java.io.IOException: Giving up after tries=1
> > > > Caused by: java.lang.InterruptedException: sleep interrupted
> > > > 2013-06-05 05:17:52,381 ERROR
> > > > org.apache.hadoop.hbase.master.HMasterCommandLine: Failed to start
> > master
> > > > java.lang.RuntimeException: HMaster Aborted
> > > >
> > > >
> > > >
> > > > --
> > > > Thanks and Regards,
> > > > Vimal Jain
> > > >
> > >
> > >
> > >
> > > --
> > > Thanks and Regards,
> > > Vimal Jain
> > >
> >
>
>
>
> --
> Thanks and Regards,
> Vimal Jain
>

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