[ 
https://issues.apache.org/jira/browse/HDDS-233?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16613110#comment-16613110
 ] 

Mukul Kumar Singh commented on HDDS-233:
----------------------------------------

Thanks for working on this [~shashikant]. After applying this patch I tried 
running TestValidate with HDDS-419 applied.

The test is failing with

{code}
ERROR freon.RandomKeyGenerator (RandomKeyGenerator.java:run(626)) - Exception 
while adding key: key-0-49575 in bucket: 
org.apache.hadoop.ozone.client.OzoneBucket@29958f8a of volume: 
org.apache.hadoop.ozone.client.OzoneVolume@1dc7b6a5.
org.apache.ratis.protocol.GroupMismatchException: 
3df3b54f-9865-4928-9847-77557e090c9b: group-E6ECF371976D not found.
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at 
org.apache.ratis.util.ReflectionUtils.instantiateException(ReflectionUtils.java:222)
        at 
org.apache.ratis.grpc.RaftGrpcUtil.tryUnwrapException(RaftGrpcUtil.java:79)
        at 
org.apache.ratis.grpc.RaftGrpcUtil.unwrapException(RaftGrpcUtil.java:67)
        at 
org.apache.ratis.grpc.RaftGrpcUtil.unwrapIOException(RaftGrpcUtil.java:103)
        at 
org.apache.ratis.grpc.client.GrpcClientRpc$1.onError(GrpcClientRpc.java:120)
        at 
org.apache.ratis.shaded.io.grpc.stub.ClientCalls$StreamObserverToCallListenerAdapter.onClose(ClientCalls.java:420)
        at 
org.apache.ratis.shaded.io.grpc.PartialForwardingClientCallListener.onClose(PartialForwardingClientCallListener.java:39)
        at 
org.apache.ratis.shaded.io.grpc.ForwardingClientCallListener.onClose(ForwardingClientCallListener.java:23)
        at 
org.apache.ratis.shaded.io.grpc.ForwardingClientCallListener$SimpleForwardingClientCallListener.onClose(ForwardingClientCallListener.java:40)
        at 
org.apache.ratis.shaded.io.grpc.internal.CensusStatsModule$StatsClientInterceptor$1$1.onClose(CensusStatsModule.java:684)
        at 
org.apache.ratis.shaded.io.grpc.PartialForwardingClientCallListener.onClose(PartialForwardingClientCallListener.java:39)
        at 
org.apache.ratis.shaded.io.grpc.ForwardingClientCallListener.onClose(ForwardingClientCallListener.java:23)
        at 
org.apache.ratis.shaded.io.grpc.ForwardingClientCallListener$SimpleForwardingClientCallListener.onClose(ForwardingClientCallListener.java:40)
        at 
org.apache.ratis.shaded.io.grpc.internal.CensusTracingModule$TracingClientInterceptor$1$1.onClose(CensusTracingModule.java:403)
        at 
org.apache.ratis.shaded.io.grpc.internal.ClientCallImpl.closeObserver(ClientCallImpl.java:459)
        at 
org.apache.ratis.shaded.io.grpc.internal.ClientCallImpl.access$300(ClientCallImpl.java:63)
        at 
org.apache.ratis.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.close(ClientCallImpl.java:546)
        at 
org.apache.ratis.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.access$600(ClientCallImpl.java:467)
        at 
org.apache.ratis.shaded.io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInContext(ClientCallImpl.java:584)
        at 
org.apache.ratis.shaded.io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
        at 
org.apache.ratis.shaded.io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.ratis.shaded.io.grpc.StatusRuntimeException: INTERNAL: 
3df3b54f-9865-4928-9847-77557e090c9b: group-E6ECF371976D not found.
        at 
org.apache.ratis.shaded.io.grpc.Status.asRuntimeException(Status.java:526)
        ... 19 more
{code}

> Update ozone to latest ratis snapshot build
> -------------------------------------------
>
>                 Key: HDDS-233
>                 URL: https://issues.apache.org/jira/browse/HDDS-233
>             Project: Hadoop Distributed Data Store
>          Issue Type: Bug
>          Components: Ozone Datanode
>    Affects Versions: 0.2.1
>            Reporter: Mukul Kumar Singh
>            Assignee: Shashikant Banerjee
>            Priority: Major
>             Fix For: 0.2.1
>
>         Attachments: HDDS-233.01.patch, HDDS-233.02.patch, HDDS-233.03.patch, 
> HDDS-233_20180911.patch
>
>
> This jira proposes to update ozone to latest ratis snapshot build. This jira 
> also will add config to set append entry timeout as well as controlling the 
> number of entries in retry cache.



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