I found the following from master log: 2013-08-23 19:23:12,791 INFO org.apache.hadoop.hbase.master.LoadBalancer: Calculated a load balance in 24ms. Moving 2 regions off of 1 overloaded servers onto 1 less loaded servers 2013-08-23 19:23:12,791 INFO org.apache.hadoop.hbase.master.HMaster: balance hri=scores,,1377265725656.2dc3d895b55455dd06880fb0f15bb80d., src=vamshi,60020,1377265385768, dest=vamshi_RS,60020,1377265388499
Then: 2013-08-23 19:23:13,007 DEBUG org.apache.hadoop.hbase.master.AssignmentManager: Handling transition=RS_ZK_REGION_FAILED_OPEN, server=vamshi_RS,60020,1377265388499, region=2dc3d895b55455dd06880fb0f15bb80d 2013-08-23 19:23:13,007 DEBUG org.apache.hadoop.hbase.master.AssignmentManager: Found an existing plan for scores,,1377265725656.2dc3d895b55455dd06880fb0f15bb80d. destination server is vamshi_RS,60020,1377265388499 2013-08-23 19:23:13,007 DEBUG org.apache.hadoop.hbase.master.AssignmentManager: No previous transition plan was found (or we are ignoring an existing plan) for scores,,1377265725656.2dc3d895b55455dd06880fb0f15bb80d. so generated a random one; hri=scores,,1377265725656.2dc3d895b55455dd06880fb0f15bb80d., src=, dest=vamshi,60020,1377265385768; 2 (online=2, available=1) available servers Can you check region server log for vamshi_RS to see why the region failed to open ? On Fri, Aug 23, 2013 at 7:18 AM, Vamshi Krishna <[email protected]>wrote: > I am using hbase-0.90.4 and zookeeper-3.4.5 > Please find the pastebin link here. I copied my master log there. > http://pastebin.com/jpuZqHnT > > I could find few balancer related lines but, the appropriate action (i.e > moving appropriate number of regions to other server ) is not reflected in > the web UI http://<hostname>:60010. > All the tables that i created are residing on the same machine-1. > > > On Fri, Aug 23, 2013 at 7:36 PM, Ted Yu <[email protected]> wrote: > > > What version of HBase are you using ? > > > > Can you search in master log for balancer related lines ? > > > > Thanks > > > > > > On Fri, Aug 23, 2013 at 7:00 AM, Vamshi Krishna <[email protected] > > >wrote: > > > > > Hello all, > > > I set up a 2 node hbase cluster. I inserted million rows in > > to > > > hbase table. Machine1-master and region server > > > machine-2-only region server. > > > After the insertion completed, Still i see the 4 regions formed for the > > > inserted table are residing on the machine -1 only. I waited more than > 5 > > > minutes, as the default balancer period is 5min from hbase apache > > > documentation. But, still i notice all the 4 regions of the table are > on > > > machine-1 only. not distributed automatically. > > > I even enabled the balancer from shell using "balance_switch true" > > but > > > no result even after 5 min. > > > > > > Could any one tell me why is it happening so.? > > > > > > > > > -- > > > *Regards* > > > * > > > Vamshi Krishna > > > * > > > > > > > > > -- > *Regards* > * > Vamshi Krishna > * >
