[JIRA] (JENKINS-57993) Noisy ClosedChannelException from DefaultJnlpSlaveReceiver.channelClosed

[jgl...@cloudbees.com (JIRA)]

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Jesse Glick created an issue   Jenkins / JENKINS-57993 Noisy ClosedChannelException from DefaultJnlpSlaveReceiver.channelClosed Issue Type: Bug Assignee: Jesse Glick Components: core Created: 2019-06-12 19:38 Labels: diagnostics logging kubernetes Priority: Minor Reporter: Jesse Glick 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) Add Comment   This message was sent by Atlassian Jira (v7.11.2#711002-sha1:fdc329d) -- You received this message because you are subscribed to the Google Groups "Jenkins Issues" group. 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