[jira] [Created] (HBASE-9819) Backport HBASE-8372 'Provide mutability to CompoundConfiguration' to 0.94

["Ted Yu (JIRA)" <ji...@apache.org>]

Ted Yu created HBASE-9819:
-----------------------------

             Summary: Backport HBASE-8372 'Provide mutability to CompoundConfiguration' to 0.94
                 Key: HBASE-9819
                 URL: https://issues.apache.org/jira/browse/HBASE-9819
             Project: HBase
          Issue Type: Task
            Reporter: Ted Yu


In the email thread: http://search-hadoop.com/m/dcqod1uy32h
yonghu encountered the following exception when he tried to retrieve HTableInterface:
{code}
ERROR: org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException:
Failed 1 action: org.apache.hadoop.hbase.DoNotRetryIOException:
Coprocessor:
'org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$RegionEnvironment@9a99eb'
threw: 'java.lang.UnsupportedOperationException: Immutable Configuration'
and has been removedfrom the active coprocessor set.
    at
org.apache.hadoop.hbase.coprocessor.CoprocessorHost.handleCoprocessorThrowable(CoprocessorHost.java:740)
    at
org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.prePut(RegionCoprocessorHost.java:810)
    at
org.apache.hadoop.hbase.regionserver.HRegion.doPreMutationHook(HRegion.java:2196)
    at
org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:2172)
    at
org.apache.hadoop.hbase.regionserver.HRegionServer.multi(HRegionServer.java:3811)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at
org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:320)
    at
org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1426)
Caused by: java.lang.UnsupportedOperationException: Immutable Configuration
    at
org.apache.hadoop.hbase.regionserver.CompoundConfiguration.set(CompoundConfiguration.java:484)
    at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.ensureZookeeperTrackers(HConnectionManager.java:721)
    at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:986)
    at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:961)
    at org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:251)
    at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:243)
    at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getTable(HConnectionManager.java:671)
    at
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getTable(HConnectionManager.java:658)
    at
CDCTrigger.TriggerForModification.prePut(TriggerForModification.java:61)
    at
org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.prePut(RegionCoprocessorHost.java:808)
    ... 9 more
: 1 time, servers with issues: hans-laptop:60020
{code}
CompoundConfiguration is mutable in 0.96 and beyond.
This should be backported to 0.94



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