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Posted to issues@hbase.apache.org by "Duo Zhang (JIRA)" <ji...@apache.org> on 2019/06/09 23:46:00 UTC
[jira] [Resolved] (HBASE-22553) NPE in
RegionReplicaReplicationEndpoint
[ https://issues.apache.org/jira/browse/HBASE-22553?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Duo Zhang resolved HBASE-22553.
-------------------------------
Resolution: Fixed
Assignee: Duo Zhang
Hadoop Flags: Reviewed
Pushed to branch HBASE-21512. Thanks [~stack] for reviewing.
> NPE in RegionReplicaReplicationEndpoint
> ---------------------------------------
>
> Key: HBASE-22553
> URL: https://issues.apache.org/jira/browse/HBASE-22553
> Project: HBase
> Issue Type: Sub-task
> Components: read replicas, Replication
> Reporter: Duo Zhang
> Assignee: Duo Zhang
> Priority: Major
>
> https://builds.apache.org/job/HBase-Flaky-Tests/job/HBASE-21512/1197/artifact/hbase-server/target/surefire-reports/org.apache.hadoop.hbase.replication.regionserver.TestRegionReplicaReplicationEndpoint-output.txt/*view*/
> {noformat}
> 2019-06-07 20:54:10,610 ERROR [RS-EventLoopGroup-4-17] util.FutureUtils(70): Unexpected error caught when processing CompletableFuture
> java.lang.NullPointerException
> at org.apache.hadoop.hbase.replication.regionserver.RegionReplicaReplicationEndpoint.replicate(RegionReplicaReplicationEndpoint.java:207)
> at org.apache.hadoop.hbase.replication.regionserver.RegionReplicaReplicationEndpoint.lambda$replicate$2(RegionReplicaReplicationEndpoint.java:249)
> at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
> at org.apache.hadoop.hbase.replication.regionserver.RegionReplicaReplicationEndpoint.lambda$getRegionLocations$0(RegionReplicaReplicationEndpoint.java:161)
> at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at java.util.concurrent.CompletableFuture.uniWhenCompleteStage(CompletableFuture.java:778)
> at java.util.concurrent.CompletableFuture.whenComplete(CompletableFuture.java:2140)
> at org.apache.hadoop.hbase.util.FutureUtils.addListener(FutureUtils.java:61)
> at org.apache.hadoop.hbase.replication.regionserver.RegionReplicaReplicationEndpoint.getRegionLocations(RegionReplicaReplicationEndpoint.java:153)
> at org.apache.hadoop.hbase.replication.regionserver.RegionReplicaReplicationEndpoint.lambda$getRegionLocations$0(RegionReplicaReplicationEndpoint.java:173)
> at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
> at org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator$TableCache.tryComplete(AsyncNonMetaRegionLocator.java:186)
> at org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator$TableCache.clearCompletedRequests(AsyncNonMetaRegionLocator.java:152)
> at org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator.complete(AsyncNonMetaRegionLocator.java:289)
> at org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator.onScanNext(AsyncNonMetaRegionLocator.java:348)
> at org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator.access$600(AsyncNonMetaRegionLocator.java:71)
> at org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator$1.onNext(AsyncNonMetaRegionLocator.java:469)
> at org.apache.hadoop.hbase.client.AsyncScanSingleRegionRpcRetryingCaller.onComplete(AsyncScanSingleRegionRpcRetryingCaller.java:513)
> at org.apache.hadoop.hbase.client.AsyncScanSingleRegionRpcRetryingCaller.start(AsyncScanSingleRegionRpcRetryingCaller.java:605)
> at org.apache.hadoop.hbase.client.AsyncRpcRetryingCallerFactory$ScanSingleRegionCallerBuilder.start(AsyncRpcRetryingCallerFactory.java:304)
> at org.apache.hadoop.hbase.client.AsyncClientScanner.startScan(AsyncClientScanner.java:174)
> at org.apache.hadoop.hbase.client.AsyncClientScanner.lambda$openScanner$2(AsyncClientScanner.java:212)
> at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
> at org.apache.hadoop.hbase.client.AsyncSingleRequestRpcRetryingCaller.lambda$call$4(AsyncSingleRequestRpcRetryingCaller.java:90)
> at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
> at org.apache.hadoop.hbase.client.AsyncClientScanner.lambda$callOpenScanner$0(AsyncClientScanner.java:157)
> at org.apache.hbase.thirdparty.com.google.protobuf.RpcUtil$1.run(RpcUtil.java:79)
> at org.apache.hbase.thirdparty.com.google.protobuf.RpcUtil$1.run(RpcUtil.java:70)
> at org.apache.hadoop.hbase.ipc.AbstractRpcClient.onCallFinished(AbstractRpcClient.java:397)
> at org.apache.hadoop.hbase.ipc.AbstractRpcClient.access$100(AbstractRpcClient.java:97)
> at org.apache.hadoop.hbase.ipc.AbstractRpcClient$3.run(AbstractRpcClient.java:423)
> at org.apache.hadoop.hbase.ipc.AbstractRpcClient$3.run(AbstractRpcClient.java:419)
> at org.apache.hadoop.hbase.ipc.Call.callComplete(Call.java:103)
> at org.apache.hadoop.hbase.ipc.Call.setResponse(Call.java:135)
> at org.apache.hadoop.hbase.ipc.NettyRpcDuplexHandler.readResponse(NettyRpcDuplexHandler.java:184)
> at org.apache.hadoop.hbase.ipc.NettyRpcDuplexHandler.channelRead(NettyRpcDuplexHandler.java:192)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:337)
> at org.apache.hbase.thirdparty.io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:323)
> at org.apache.hbase.thirdparty.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:297)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:337)
> at org.apache.hbase.thirdparty.io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:286)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:337)
> at org.apache.hbase.thirdparty.io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1408)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
> at org.apache.hbase.thirdparty.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
> at org.apache.hbase.thirdparty.io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:930)
> at org.apache.hbase.thirdparty.io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:796)
> at org.apache.hbase.thirdparty.io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:427)
> at org.apache.hbase.thirdparty.io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:328)
> at org.apache.hbase.thirdparty.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:905)
> at org.apache.hbase.thirdparty.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
> at java.lang.Thread.run(Thread.java:748)
> {noformat}
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