Hi, >From the *jps* status i can see that u have started region server in both the servers
*NameNode:* 11578 HMaster 11476 HQuorumPeer 10921 TaskTracker 10246 NameNode 12430 Main 10746 JobTracker 12538 Jps 11798 *HRegionServer* 10618 SecondaryNameNode 10433 DataNode *DataNode:* 2202 NC 10772 Jps 10495 TaskTracker 2112 -- process information unavailable 10697 *HRegionServer* 10331 DataNode >From the log i can see that hbase master has only one region server in its list and it is not access able. 2012-09-18 23:59:13,841 DEBUG org.apache.hadoop.hbase.master.AssignmentManager: No previous transition plan was found (or we are ignoring an existing plan) for -ROOT-,,0.70236052 so generated a random one; hri=-ROOT-,,0.70236052, src=, dest=localhost,60020,1347968702214; 1 *(online=1, exclude=0) available servers * 2012-09-18 23:59:13,841 INFO org.apache.hadoop.ipc.HBaseRPC: Server at *localhost/127.0.0.1:60020 could not be reached after 1 tries, giving up.* The problem may be with u r cluster set up , check the region server logs and see if they are alive , u cannot rely on jps and tell for sure the process is up , since it can go down after u r look up. Check u r region server logs , if u still have issues , post the region server logs in paste bin and reply. Regards, R.Monish * * On Thu, Sep 20, 2012 at 10:03 AM, Venkateswara Rao Dokku < [email protected]> wrote: > > > On Tue, Sep 18, 2012 at 10:43 PM, Jean-Daniel Cryans > <[email protected]>wrote: > >> What's in the master's log? >> >> J-D >> Please find the attached master logs. >> >> On Tue, Sep 18, 2012 at 3:41 AM, Venkateswara Rao Dokku >> <[email protected]> wrote: >> > Hi, >> > I am new to Hbase & I wanted to Cluster Hbase on 2 nodes. I put >> one >> > of my nodes as hadoop-namenodeas well as hbase-master & the other node >> as >> > hadoop-datanode1 as well as hbase-region-server1. I started hadoop >> cluster >> > as well as Hbase on the name-node side. They started fine. But when I >> try >> > to create tabes in Hbase shell I got the following error. >> > >> > hbase(main):001:0> create 't1','f1' >> > >> > ERROR: org.apache.hadoop.hbase.MasterNotRunningException: Retried 7 >> times >> > >> > Here is some help for this command: >> > Create table; pass table name, a dictionary of specifications per >> > column family, and optionally a dictionary of table configuration. >> > Dictionaries are described below in the GENERAL NOTES section. >> > Examples: >> > >> > hbase> create 't1', {NAME => 'f1', VERSIONS => 5} >> > hbase> create 't1', {NAME => 'f1'}, {NAME => 'f2'}, {NAME => 'f3'} >> > hbase> # The above in shorthand would be the following: >> > hbase> create 't1', 'f1', 'f2', 'f3' >> > hbase> create 't1', {NAME => 'f1', VERSIONS => 1, TTL => 2592000, >> > BLOCKCACHE => true} >> > hbase> create 't1', 'f1', {SPLITS => ['10', '20', '30', '40']} >> > hbase> create 't1', 'f1', {SPLITS_FILE => 'splits.txt'} >> > >> > But I could see HMaster running with Jps. The below given are the >> processes >> > running on the name-node & datanode. >> > *NameNode:* >> > * >> > * >> > 11578 HMaster >> > 11476 HQuorumPeer >> > 10921 TaskTracker >> > 10246 NameNode >> > 12430 Main >> > 10746 JobTracker >> > 12538 Jps >> > 11798 HRegionServer >> > 10618 SecondaryNameNode >> > 10433 DataNode >> > >> > *DataNode:* >> > * >> > * >> > 2202 NC >> > 10772 Jps >> > 10495 TaskTracker >> > 2112 -- process information unavailable >> > 10697 HRegionServer >> > 10331 DataNode >> > >> > Could You please let me know whats wrong with my approach of creating >> > tables. Thanks for replying >> > >> > P.S: forgot to mention I am using hadoop-0.20.2 & hbase-0.92.1 >> versions. So >> > to avoid version mismatches I copied the hadoop Jar file in hadoop >> > installation directory into habse/lib/ in all the cluster nodes. >> > >> > >> > -- >> > Thanks & Regards, >> > >> > Venkateswara Rao Dokku >> > > > > -- > Thanks & Regards, > Venkateswara Rao Dokku, > Software Engineer,One Convergence Devices Pvt Ltd., > Jubille Hills,Hyderabad. > >
