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https://issues.apache.org/jira/browse/HBASE-25234?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17226829#comment-17226829
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Michael Stack edited comment on HBASE-25234 at 11/5/20, 5:41 PM:
-----------------------------------------------------------------
Fixed by HBASE-25238
was (Author: stack):
Pushed on branch-2.3+. Applied half of the patch to branch-2.2 (the change in
clusterreport wasn't added till 2.3).
> [Upgrade]Incompatibility in reading RS report from 2.1 RS when Master is
> upgraded to a version containing HBASE-21406
> ---------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-25234
> URL: https://issues.apache.org/jira/browse/HBASE-25234
> Project: HBase
> Issue Type: Bug
> Affects Versions: 2.3.0
> Reporter: Sanjeet Nishad
> Assignee: Sanjeet Nishad
> Priority: Major
> Fix For: 3.0.0-alpha-1, 2.4.0, 2.2.7, 2.3.4
>
>
> While upgrading to a version having HBASE-21406 and following the upgrade
> process suggested in HBASE-21075, after Master is upgraded, the following
> exception is observed while reading the rs report from old region servers :
> {code:java}
> 2020-11-02 18:25:30,303 WARN [RS-EventLoopGroup-1-2] ipc.RpcServer:
> /x.x.x.x:16000 is unable to read call parameter from client x.x.x.x
> org.apache.hbase.thirdparty.com.google.protobuf.UninitializedMessageException:
> Message missing required fields: load.replLoadSink.timestampStarted,
> load.replLoadSink.totalOpsProcessed
> at
> org.apache.hbase.thirdparty.com.google.protobuf.AbstractMessage$Builder.newUninitializedMessageException(AbstractMessage.java:477)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerReportRequest$Builder.build(RegionServerStatusProtos.java:2411)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerReportRequest$Builder.build(RegionServerStatusProtos.java:2349)
> at
> org.apache.hadoop.hbase.ipc.ServerRpcConnection.processRequest(ServerRpcConnection.java:654)
> at
> org.apache.hadoop.hbase.ipc.ServerRpcConnection.processOneRpc(ServerRpcConnection.java:458)
> at
> org.apache.hadoop.hbase.ipc.ServerRpcConnection.saslReadAndProcess(ServerRpcConnection.java:351)
> at
> org.apache.hadoop.hbase.ipc.NettyServerRpcConnection.process(NettyServerRpcConnection.java:92)
> at
> org.apache.hadoop.hbase.ipc.NettyServerRpcConnection.process(NettyServerRpcConnection.java:68)
> at
> org.apache.hadoop.hbase.ipc.NettyRpcServerRequestDecoder.channelRead(NettyRpcServerRequestDecoder.java:62)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
> at
> org.apache.hbase.thirdparty.io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:321)
> at
> org.apache.hbase.thirdparty.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:295)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
> at
> org.apache.hbase.thirdparty.io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
> at
> org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
> at
> org.apache.hbase.thirdparty.io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
> at
> org.apache.hbase.thirdparty.io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:792)
> at
> org.apache.hbase.thirdparty.io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:475)
> at
> org.apache.hbase.thirdparty.io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:378)
> at
> org.apache.hbase.thirdparty.io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
> at
> org.apache.hbase.thirdparty.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> at
> org.apache.hbase.thirdparty.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
> at java.lang.Thread.run(Thread.java:748){code}
> A similar exception is observed when running *status 'replication'* command
> using old client (2.1.x).
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