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https://issues.apache.org/jira/browse/HDDS-1318?focusedWorklogId=218380&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-218380
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ASF GitHub Bot logged work on HDDS-1318:
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Author: ASF GitHub Bot
Created on: 26/Mar/19 00:27
Start Date: 26/Mar/19 00:27
Worklog Time Spent: 10m
Work Description: xiaoyuyao commented on pull request #641: HDDS-1318.
Fix MalformedTracerStateStringException on DN logs. Contributed by Xiaoyu Yao.
URL: https://github.com/apache/hadoop/pull/641
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Issue Time Tracking
-------------------
Worklog Id: (was: 218380)
Time Spent: 10m
Remaining Estimate: 0h
> Fix MalformedTracerStateStringException on DN logs
> --------------------------------------------------
>
> Key: HDDS-1318
> URL: https://issues.apache.org/jira/browse/HDDS-1318
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Reporter: Xiaoyu Yao
> Assignee: Xiaoyu Yao
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Have seen many warnings on DN logs. This ticket is opened to track the
> investigation and fix for this.
> {code}
> 2019-03-20 19:01:33 WARN
> PropagationRegistry$ExceptionCatchingExtractorDecorator:60 - Error when
> extracting SpanContext from carrier. Handling gracefully.
> io.jaegertracing.internal.exceptions.MalformedTracerStateStringException:
> String does not match tracer state format:
> 2c919331-9a51-4bc4-acee-df57a8dcecf0
> at org.apache.hadoop.hdds.tracing.StringCodec.extract(StringCodec.java:42)
> at org.apache.hadoop.hdds.tracing.StringCodec.extract(StringCodec.java:32)
> at
> io.jaegertracing.internal.PropagationRegistry$ExceptionCatchingExtractorDecorator.extract(PropagationRegistry.java:57)
> at io.jaegertracing.internal.JaegerTracer.extract(JaegerTracer.java:208)
> at io.jaegertracing.internal.JaegerTracer.extract(JaegerTracer.java:61)
> at io.opentracing.util.GlobalTracer.extract(GlobalTracer.java:143)
> at
> org.apache.hadoop.hdds.tracing.TracingUtil.importAndCreateScope(TracingUtil.java:96)
> at
> org.apache.hadoop.ozone.container.common.impl.HddsDispatcher.dispatch(HddsDispatcher.java:148)
> at
> org.apache.hadoop.ozone.container.common.transport.server.GrpcXceiverService$1.onNext(GrpcXceiverService.java:73)
> at
> org.apache.hadoop.ozone.container.common.transport.server.GrpcXceiverService$1.onNext(GrpcXceiverService.java:61)
> at
> org.apache.ratis.thirdparty.io.grpc.stub.ServerCalls$StreamingServerCallHandler$StreamingServerCallListener.onMessage(ServerCalls.java:248)
> at
> org.apache.ratis.thirdparty.io.grpc.ForwardingServerCallListener.onMessage(ForwardingServerCallListener.java:33)
> at
> org.apache.ratis.thirdparty.io.grpc.Contexts$ContextualizedServerCallListener.onMessage(Contexts.java:76)
> at
> org.apache.ratis.thirdparty.io.grpc.ForwardingServerCallListener.onMessage(ForwardingServerCallListener.java:33)
> at
> org.apache.hadoop.hdds.tracing.GrpcServerInterceptor$1.onMessage(GrpcServerInterceptor.java:46)
> at
> org.apache.ratis.thirdparty.io.grpc.internal.ServerCallImpl$ServerStreamListenerImpl.messagesAvailable(ServerCallImpl.java:263)
> at
> org.apache.ratis.thirdparty.io.grpc.internal.ServerImpl$JumpToApplicationThreadServerStreamListener$1MessagesAvailable.runInContext(ServerImpl.java:686)
> at
> org.apache.ratis.thirdparty.io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
> at
> org.apache.ratis.thirdparty.io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {code}
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