It looks like the ZooKeeper server is not available when the HBase master tries to start.
Unfortunately there is no easy workaround that we can implement now. Something else you can try is to use a dedicated VM for ZooKeeper & add some sleep statements in the HBase configure scripts. -- Andrei Savu / axemblr.com / Tools for Clouds On Thu, Jun 21, 2012 at 3:28 AM, Marco Gallotta <[email protected]>wrote: > Here are some logs: http://pastebin.com/GxDpwEmM > > Some extracts: > > 2012-06-20 23:54:11,604 WARN org.apache.zookeeper.ClientCnxn: Session > 0x0 for server null, unexpected error, closing socket connection and > attempting reconnect > java.net.ConnectException: Connection refused > > 10-6-63-150.ec2.internal,60020,1340236451506>Failed to set watcher on > ZNode /hbase/master > org.apache.zookeeper.KeeperException$ConnectionLossException: > KeeperErrorCode = ConnectionLoss for /hbase/master > > On Wed, Jun 20, 2012 at 5:17 PM, Marco Gallotta <[email protected]> > wrote: > > Hi there > > > > I am getting a MasterNotRunningException after trying to setup an > > Hbase cluster using whirr. > > > > Here's my properties file (pretty standard from the docs, except that > > I reduced the number of slaves to 1 for testing): > > > > whirr.cluster-name=hbase > > whirr.instance-templates=1 > > zookeeper+hadoop-namenode+hadoop-jobtracker+hbase-master,1 > > hadoop-datanode+hadoop-tasktracker+hbase-regionserver > > whirr.provider=aws-ec2 > > whirr.identity=${env:AWS_ACCESS_KEY_ID} > > whirr.credential=${env:AWS_SECRET_ACCESS_KEY} > > whirr.hardware-id=m1.xlarge > > whirr.image-id=us-east-1/ami-da0cf8b3 # Ubuntu 10.04 > > whirr.location-id=us-east-1 > > > > Then I run the following on one of the instances: > > > > $ cd /usr/local/hbase-0.89.20100924/ > > $ bin/hbase shell > > hbase(main):001:0> status > > ERROR: org.apache.hadoop.hbase.MasterNotRunningException: null > > ... > > > > Any suggestions on what I'm doing wrong? > > > > A couple other questions: > > - Is it alright to use small instances during testing? Why doesn't it > > work at all on micro instances? I get errors about no hardware > > matches. > > - Is it alright using Ubuntu 12.04? I had the same issue as above, > > after getting whirr to install JDK 7 and use the right paths. > > > > Regards > > Marco > > > > -- > > Marco Gallotta > > Software Engineer, Infrastructure | Loki Studios > > fb.me/marco.gallotta | twitter.com/marcog > > [email protected] | +1 (650) 417-3313 > > > > -- > Marco Gallotta > Software Engineer, Infrastructure | Loki Studios > fb.me/marco.gallotta | twitter.com/marcog > [email protected] | +1 (650) 417-3313 >
