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From Jimmy Xiang <jxi...@cloudera.com>
Subject Re: getting splitmanager debug logs continuously
Date Thu, 08 Aug 2013 21:48:07 GMT
Can you start the master as well (besides region servers)?


On Thu, Aug 8, 2013 at 2:41 PM, oc tsdb <oc.tsdb@gmail.com> wrote:

> I am using hbase-0.92
>
> Region server was not running on any of the nodes.
>
> Restarted the cluster. It started region server on all nodes except
> HMaster but still unresponsive.
>
> processes running on master are
> TSDMain
> HMaster
> SecondaryNameNode
> NameNode
> JobTracker
> HQuorumPeer
>
> processes running on all other nodes are
> DataNode
> TaskTracker
> RegionServer
> TSDMain
>
> This time, I see the error messages in the attached log.
>
> Could you please suggest if I can recover/restore the data and get the
> cluster up.
>
> Thanks & Regards,
> VSR
>
>
>
> On Thu, Aug 8, 2013 at 1:40 PM, Ted Yu <yuzhihong@gmail.com> wrote:
>
>> Can you tell us the version of HBase you're using ?
>>
>> Do you find something in region server logs on the 4 remaining nodes ?
>>
>> Cheers
>>
>> On Thu, Aug 8, 2013 at 1:36 PM, oc tsdb <oc.tsdb@gmail.com> wrote:
>>
>> > Hi,
>> >
>> > I am running a cluster with 6 nodes;
>> > Two of 6 nodes in my cluster went down (due to other application
>> failure)
>> > and came back after some time (had to do a power reboot).
>> > When these nodes are back I use to get "WARN
>> org.apache.hadoop.DFSClient:
>> > Failed to connect to , add to deadnodes and continue".
>> > Now these messages are stopped and getting continuous debug message as
>> > follows.
>> >
>> > 2013-08-08 12:57:36,628 DEBUG org.apache.hadoop.hbase.
>> > master.SplitLogManager: total tasks = 14 unassigned = 14
>> > 2013-08-08 12:57:37,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-3.corp.oc.com%2C60020%2C1375466447768-splitting%2Fmb-3.corp.oc.com
>> > %252C60020%252C1375466447768.1375631802971
>> > ver = 0
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-6.corp.oc.com%2C60020%2C1375466460755-splitting%2Fmb-6.corp.oc.com
>> > %252C60020%252C1375466460755.1375623787557
>> > ver = 0
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-6.corp.oc.com%2C60020%2C1375466460755-splitting%2Fmb-6.corp.oc.com
>> > %252C60020%252C1375466460755.1375619231059
>> > ver = 3
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-2.corp.oc.com%2C60020%2C1375466479427-splitting%2Fmb-2.corp.oc.com
>> > %252C60020%252C1375466479427.1375639017535
>> > ver = 0
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-6.corp.oc.com%2C60020%2C1375466460755-splitting%2Fmb-6.corp.oc.com
>> > %252C60020%252C1375466460755.1375623021175
>> > ver = 0
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-3.corp.oc.com%2C60020%2C1375466447768-splitting%2Fmb-3.corp.oc.com
>> > %252C60020%252C1375466447768.1375630425141
>> > ver = 0
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: resubmitting unassigned
>> > task(s) after timeout
>> > 2013-08-08 12:57:37,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-6.corp.oc.com%2C60020%2C1375466460755-splitting%2Fmb-6.corp.oc.com
>> > %252C60020%252C1375466460755.1375620714514
>> > ver = 3
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-6.corp.oc.com%2C60020%2C1375924525310-splitting%2Fmb-6.corp.oc.com
>> > %252C60020%252C1375924525310.1375924529658
>> > ver = 0
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-4.corp.oc.com%2C60020%2C1375466551673-splitting%2Fmb-4.corp.oc.com
>> > %252C60020%252C1375466551673.1375641592581
>> > ver = 0
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-5.corp.oc.com%2C60020%2C1375924528073-splitting%2Fmb-5.corp.oc.com
>> > %252C60020%252C1375924528073.1375924532442
>> > ver = 0
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-6.corp.oc.com%2C60020%2C1375466460755-splitting%2Fmb-6.corp.oc.com
>> > %252C60020%252C1375466460755.1375622290167
>> > ver = 3
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-5.corp.oc.com%2C60020%2C1375466463385-splitting%2Fmb-5.corp.oc.com
>> > %252C60020%252C1375466463385.1375638183425
>> > ver = 0
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-5.corp.oc.com%2C60020%2C1375466463385-splitting%2Fmb-5.corp.oc.com
>> > %252C60020%252C1375466463385.1375639599559
>> > ver = 0
>> > 2013-08-08 12:57:37,630 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: task not yet acquired
>> > /hbase/splitlog/hdfs%3A%2F%2Fmb-1.corp.oc.com%3A54310%2Fhbase%2F.logs%
>> > 2Fmb-5.corp.oc.com%2C60020%2C1375466463385-splitting%2Fmb-5.corp.oc.com
>> > %252C60020%252C1375466463385.1375641710787
>> > ver = 3
>> > 2013-08-08 12:57:37,633 INFO
>> > org.apache.hadoop.hbase.master.SplitLogManager: task
>> > /hbase/splitlog/RESCAN0000006975 entered state done mb-1.corp.oc.com
>> > ,60000,1375924508669
>> > 2013-08-08 12:57:37,633 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager$DeleteAsyncCallback:
>> deleted
>> > /hbase/splitlog/RESCAN0000006975
>> > 2013-08-08 12:57:37,633 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: deleted task without in
>> > memory state /hbase/splitlog/RESCAN0000006975
>> > 2013-08-08 12:57:38,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:39,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:40,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:41,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:42,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:43,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:44,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:45,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:46,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:47,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:48,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:49,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:50,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:51,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:52,628 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:53,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:54,487 DEBUG
>> >
>> >
>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
>> > Lookedup root region location,
>> >
>> >
>> connection=org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@24ddb5c9
>> > ;
>> > serverName=
>> > 2013-08-08 12:57:54,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:55,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:56,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:57,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:58,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:57:59,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> > 2013-08-08 12:58:00,629 DEBUG
>> > org.apache.hadoop.hbase.master.SplitLogManager: total tasks = 14
>> unassigned
>> > = 14
>> >
>> >
>> > The cluster is unresponsive. I cannot access 4242 port on any of the
>> > cluster nodes.
>> > When I try to run tsdb command "tsdb uig grep metrics .", i am getting
>> > following error messages
>> >   ERROR [main-EventThread] HBaseClient: The znode for the -ROOT- region
>> > doesn't exist!
>> >   ERROR [main-EventThread] HBaseClient: The znode for the -ROOT- region
>> > doesn't exist!
>> >
>> > Could you please suggest me what I can do to stop it.
>> >
>> > Thanks in Advance.
>> >
>> > Regards,
>> > OC.
>> >
>>
>
>

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