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 <[email protected]> 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. >
