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From rathi <riteshra...@gmail.com>
Subject HBase with hdfs
Date Sat, 18 Oct 2008 12:42:25 GMT
Hadoop Version : hadoop-0.18.0
HBase Version : hbase-0.18.0

I am doing a fresh start of hadoop and hbase. Hadoop starts properly but
when I try to start hbase it quits with the below given exception.

2008-10-18 17:27:10,990 INFO org.apache.hadoop.hbase.master.HMaster: Root
region dir: hdfs://172.16.1.191:10000/-ROOT-/70236052
2008-10-18 17:27:11,197 FATAL org.apache.hadoop.hbase.master.HMaster: Not
starting HMaster because:
org.apache.hadoop.hbase.util.FileSystemVersionException: File system needs
to be upgraded. Run the '${HBASE_HOME}/bin/hbase migrate' script.
        at
org.apache.hadoop.hbase.util.FSUtils.checkVersion(FSUtils.java:131)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:203)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:147)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
        at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:784)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:818)
2008-10-18 17:27:11,205 ERROR org.apache.hadoop.hbase.master.HMaster: Can
not start master
java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
        at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
        at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:784)
        at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:818)
Caused by: org.apache.hadoop.hbase.util.FileSystemVersionException: File
system needs to be upgraded. Run the '${HBASE_HOME}/bin/hbase migrate'
script.
        at
org.apache.hadoop.hbase.util.FSUtils.checkVersion(FSUtils.java:131)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:203)
        at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:147)
        ... 6 more



Can someone advice me on this.

thanks & regards,
rathi

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