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  1. Jenkins
  2. JENKINS-57993

Noisy ClosedChannelException from DefaultJnlpSlaveReceiver.channelClosed

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    • Released As:
      2.181

      Description

      Running KubernetesPipelineTest.runInPod you can see this unhelpful stack trace:

        49.595 [run In Pod #1] [Pipeline] }
        49.595 [id=92]	INFO	o.c.j.p.k.KubernetesSlave#_terminate: Terminating Kubernetes instance for agent runinpod-...
        49.596 [id=92]	FINE	o.c.j.p.k.KubernetesCloud#connect: Building connection to Kubernetes kubernetes URL null namespace kubernetes-plugin-test
        49.596 [id=92]	FINE	o.c.j.p.k.KubernetesCloud#connect: Connected to Kubernetes kubernetes URL http://127.0.0.1:8080/
        49.648 [run In Pod #1] [Pipeline] // node
        49.654 [id=103]	WARNING	j.s.DefaultJnlpSlaveReceiver#channelClosed: IOHub#1: Worker[channel:java.nio.channels.SocketChannel[connected local=/10.1.1.1:... remote=10.1.1.15/10.1.1.15:...]] / Computer.threadPoolForRemoting [#...] for runinpod-... terminated
      java.nio.channels.ClosedChannelException
      	at org.jenkinsci.remoting.protocol.impl.ChannelApplicationLayer.onReadClosed(ChannelApplicationLayer.java:209)
      	at org.jenkinsci.remoting.protocol.ApplicationLayer.onRecvClosed(ApplicationLayer.java:222)
      	at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecvClosed(ProtocolStack.java:832)
      	at org.jenkinsci.remoting.protocol.FilterLayer.onRecvClosed(FilterLayer.java:287)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.onRecvClosed(SSLEngineFilterLayer.java:181)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.switchToNoSecure(SSLEngineFilterLayer.java:283)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.processResult(SSLEngineFilterLayer.java:462)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.processRead(SSLEngineFilterLayer.java:416)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.onRecv(SSLEngineFilterLayer.java:117)
      	at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecv(ProtocolStack.java:669)
      	at org.jenkinsci.remoting.protocol.NetworkLayer.onRead(NetworkLayer.java:136)
      	at org.jenkinsci.remoting.protocol.impl.NIONetworkLayer.ready(NIONetworkLayer.java:160)
      	at org.jenkinsci.remoting.protocol.IOHub$OnReady.run(IOHub.java:795)
      	at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
      	at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      	at java.lang.Thread.run(Thread.java:748)
        49.665 [id=93]	INFO	o.c.j.p.k.p.PodTemplateStepExecution$PodTemplateCallback#finished: Removing pod template runInPod-... from cloud kubernetes
        49.692 [id=92]	INFO	o.c.j.p.k.KubernetesSlave#deleteSlavePod: Terminated Kubernetes instance for agent kubernetes-plugin-test/runinpod-...
      Terminated Kubernetes instance for agent kubernetes-plugin-test/runinpod-...
        49.692 [id=92]	INFO	o.c.j.p.k.KubernetesSlave#_terminate: Disconnected computer runinpod-...
      Disconnected computer runinpod-...
        49.698 [run In Pod #1] [Pipeline] }
      

      I also noticed a related stack trace in a user's log that is even more egregious since it arose from a call to SlaveComputer.closeChannel!

      ... WARNING jenkins.slaves.DefaultJnlpSlaveReceiver channelClosed
      Computer.threadPoolForRemoting [#...] for ... terminated
      java.nio.channels.ClosedChannelException
      	at org.jenkinsci.remoting.protocol.impl.ChannelApplicationLayer.onReadClosed(ChannelApplicationLayer.java:209)
      	at org.jenkinsci.remoting.protocol.ApplicationLayer.onRecvClosed(ApplicationLayer.java:222)
      	at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.onRecvClosed(ProtocolStack.java:816)
      	at org.jenkinsci.remoting.protocol.FilterLayer.onRecvClosed(FilterLayer.java:287)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.onRecvClosed(SSLEngineFilterLayer.java:181)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.switchToNoSecure(SSLEngineFilterLayer.java:283)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.processWrite(SSLEngineFilterLayer.java:503)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.processQueuedWrites(SSLEngineFilterLayer.java:248)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.doSend(SSLEngineFilterLayer.java:200)
      	at org.jenkinsci.remoting.protocol.impl.SSLEngineFilterLayer.doCloseSend(SSLEngineFilterLayer.java:213)
      	at org.jenkinsci.remoting.protocol.ProtocolStack$Ptr.doCloseSend(ProtocolStack.java:784)
      	at org.jenkinsci.remoting.protocol.ApplicationLayer.doCloseWrite(ApplicationLayer.java:173)
      	at org.jenkinsci.remoting.protocol.impl.ChannelApplicationLayer$ByteBufferCommandTransport.closeWrite(ChannelApplicationLayer.java:314)
      	at hudson.remoting.Channel.close(Channel.java:1452)
      	at hudson.remoting.Channel.close(Channel.java:1405)
      	at hudson.slaves.SlaveComputer.closeChannel(SlaveComputer.java:832)
      	at hudson.slaves.SlaveComputer.access$800(SlaveComputer.java:105)
      	at hudson.slaves.SlaveComputer$3.run(SlaveComputer.java:741)
      	at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
      	at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	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)
      

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            • Assignee:
              jglick Jesse Glick
              Reporter:
              jglick Jesse Glick
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                Updated:
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