Furthermore, be sure to read about what HBase 0.90.x requires: http://hbase.apache.org/notsoquick.html#requirements
Best regards, - Andy --- On Wed, 5/11/11, Andrew Purtell <apurt...@apache.org> wrote: > From: Andrew Purtell <apurt...@apache.org> > Subject: Re: Lost hbase table after restart > To: user@hbase.apache.org > Date: Wednesday, May 11, 2011, 2:10 AM > Hi, > > HBase 0.20.4 is very much out of date. It was released on > 10 May 2010. > > The current release is 0.90.2, released on 11 April 2011. > > Why are you using such an out of date version? > > For many many reasons you should be using the latest 0.90.x > version. > > Best regards, > > - Andy > > --- On Wed, 5/11/11, Frank Kloeker <eumel_list_hb...@arcor.de> > wrote: > > > From: Frank Kloeker <eumel_list_hb...@arcor.de> > > Subject: Lost hbase table after restart > > To: user@hbase.apache.org > > Date: Wednesday, May 11, 2011, 2:07 AM > > Hadoop: 0.20.2 > > Hbase: 0.20.4, r941076 > > > > Hi, > > > > I've running a hbase table on 4 regionservers > > with 4 datanodes back cross on the same machines. > After > > restart hbase and hadoop I've lost the one and only > hbase > > table. The hbase-master-log says: > > > > 2011-04-16 15:45:03,411 INFO > > org.apache.hadoop.hbase.master.ServerManager: 4 > region > > servers, 0 dead, average load 0.5 > > 2011-04-16 15:45:06,207 INFO > > org.apache.hadoop.hbase.master.BaseScanner: > > RegionManager.rootScanner scanning meta region > {server: > > 151.189.41.14:60020, > > regionname: -ROOT-,,0, startKey: <>} > > 2011-04-16 15:45:06,218 INFO > > org.apache.hadoop.hbase.master.BaseScanner: > > RegionManager.rootScanner scan of 1 row(s) of meta > region > > {server: 151.189.41 > > .14:60020, regionname: -ROOT-,,0, startKey: <>} > > complete > > 2011-04-16 15:45:32,211 INFO > > org.apache.hadoop.hbase.master.BaseScanner: > > RegionManager.metaScanner scanning meta region > {server: > > 151.189.41.16:60020, > > regionname: .META.,,1, startKey: <>} > > 2011-04-16 15:45:32,219 INFO > > org.apache.hadoop.hbase.master.BaseScanner: > > RegionManager.metaScanner scan of 0 row(s) of meta > region > > {server: 151.189.41 > > .16:60020, regionname: .META.,,1, startKey: <>} > > complete > > 2011-04-16 15:45:32,220 INFO > > org.apache.hadoop.hbase.master.BaseScanner: All 1 > .META. > > region(s) scanned > > 2011-04-16 15:45:57,698 INFO > > org.apache.hadoop.ipc.HBaseServer: IPC Server handler > 13 on > > 60000, call enableTable([B@1cefde4) from > > 151.189.41.13:58053: > > error: > org.apache.hadoop.hbase.TableNotFoundException: > > pageviews > > org.apache.hadoop.hbase.TableNotFoundException: > pageviews > > at > > > org.apache.hadoop.hbase.master.TableOperation$ProcessTableOperation.call(TableOperation.java:142) > > at > > > org.apache.hadoop.hbase.master.TableOperation$ProcessTableOperation.call(TableOperation.java:73) > > at > > > org.apache.hadoop.hbase.master.RetryableMetaOperation.doWithRetries(RetryableMetaOperation.java:66) > > at > > > org.apache.hadoop.hbase.master.TableOperation.process(TableOperation.java:155) > > at > > > org.apache.hadoop.hbase.master.HMaster.enableTable(HMaster.java:832) > > at > > sun.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > > at > > sun.reflect.NativeMethodAccessorImpl.invoke(Unknown > Source) > > at > > > sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown > > Source) > > at > > java.lang.reflect.Method.invoke(Unknown Source) > > at > > > org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:657) > > at > > > org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:915) > > 2011-04-16 15:46:03,416 INFO > > org.apache.hadoop.hbase.master.ServerManager: 4 > region > > servers, 0 dead, average load 0.5 > > > > The data are already present in HDFS: > > > > Found 5 items > > drwxr-xr-x - root supergroup > > 0 2011-04-06 13:28 /hbase/-ROOT- > > drwxr-xr-x - root supergroup > > 0 2011-04-06 13:28 /hbase/.META. > > drwxr-xr-x - root supergroup > > 0 2011-04-16 19:25 /hbase/.logs > > -rw-r--r-- 2 root supergroup > > 3 2011-01-30 18:51 > > /hbase/hbase.version > > drwxr-xr-x - root supergroup > > 0 2011-04-15 05:48 /hbase/pageviews > > > > What can I do for recover the hbase table or how can > I > > backup the data from time to time? > > > > Frank > > > > >