hi，maillist ：
i installed CDH4.4 with hbase version 0.94.6 ,(no cloudera manager
involved) but when i test snapshot function ,i get error like this
,acturally , i add the following info into my
/etc/hbase/conf/hbase-site.xml (each node) ,and restart hbase cluster,still
same error,anyone know why?
<property>
<name>hbase.snapshot.enabled</name>
<value>true</value>
</property>
hbase(main):002:0> snapshot 'demo','demo_2014'
ERROR: java.io.IOException: java.io.IOException:
java.lang.UnsupportedOperationException: To use snapshots, You must add to
the hbase-site.xml of the HBase Master: 'hbase.snapshot.enabled' property
with value 'true'.
at
org.apache.hadoop.hbase.master.HMaster.snapshot(HMaster.java:2008)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:320)
at
org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1428)
Caused by: java.lang.UnsupportedOperationException: To use snapshots, You
must add to the hbase-site.xml of the HBase Master:
'hbase.snapshot.enabled' property with value 'true'.
at
org.apache.hadoop.hbase.master.snapshot.SnapshotManager.checkSnapshotSupport(SnapshotManager.java:890)
at
org.apache.hadoop.hbase.master.HMaster.snapshot(HMaster.java:2006)
... 6 more
Here is some help for this command:
Take a snapshot of specified table. Examples:
hbase> snapshot 'sourceTable', 'snapshotName'
