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  1. Jenkins
  2. JENKINS-55392

java.util.concurrent.RejectedExecutionException AGAIN

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: Blocker Blocker
    • kubernetes-plugin
    • None
    • 1.15.4

      I saw closed issue https://issues.jenkins-ci.org/browse/JENKINS-42136, but the problem still occurs for us (even with the newest plugin version).

      Stacktrace:

      java.util.concurrent.RejectedExecutionException: Task okhttp3.RealCall$AsyncCall@4b0f8dab rejected from java.util.concurrent.ThreadPoolExecutor@71ed53eb[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 7]
      	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
      	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
      	at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
      	at okhttp3.Dispatcher.enqueue(Dispatcher.java:130)
      	at okhttp3.RealCall.enqueue(RealCall.java:100)
      	at okhttp3.internal.ws.RealWebSocket.connect(RealWebSocket.java:183)
      	at okhttp3.OkHttpClient.newWebSocket(OkHttpClient.java:436)
      	at io.fabric8.kubernetes.client.dsl.internal.PodOperationsImpl.exec(PodOperationsImpl.java:267)
      	at io.fabric8.kubernetes.client.dsl.internal.PodOperationsImpl.exec(PodOperationsImpl.java:61)
      	at org.csanchez.jenkins.plugins.kubernetes.pipeline.ContainerExecDecorator$1.doLaunch(ContainerExecDecorator.java:319)
      	at org.csanchez.jenkins.plugins.kubernetes.pipeline.ContainerExecDecorator$1.launch(ContainerExecDecorator.java:237)
      	at hudson.Launcher$ProcStarter.start(Launcher.java:455)
      	at org.jenkinsci.plugins.durabletask.BourneShellScript.launchWithCookie(BourneShellScript.java:188)
      	at org.jenkinsci.plugins.durabletask.FileMonitoringTask.launch(FileMonitoringTask.java:99)
      	at org.jenkinsci.plugins.workflow.steps.durable_task.DurableTaskStep$Execution.start(DurableTaskStep.java:278)
      	at org.jenkinsci.plugins.workflow.cps.DSL.invokeStep(DSL.java:270)
      	at org.jenkinsci.plugins.workflow.cps.DSL.invokeMethod(DSL.java:178)
      	at org.jenkinsci.plugins.workflow.cps.CpsScript.invokeMethod(CpsScript.java:122)
      	at sun.reflect.GeneratedMethodAccessor416.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93)
      	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
      	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1213)
      	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1022)
      	at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:42)
      	at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)
      	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)
      	at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:157)
      	at org.kohsuke.groovy.sandbox.GroovyInterceptor.onMethodCall(GroovyInterceptor.java:23)
      	at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SandboxInterceptor.onMethodCall(SandboxInterceptor.java:155)
      	at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:155)
      	at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:159)
      	at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:129)
      	at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:129)
      	at com.cloudbees.groovy.cps.sandbox.SandboxInvoker.methodCall(SandboxInvoker.java:17)
      Caused: java.io.IOException: Connection was rejected, you should increase the Max connections to Kubernetes API
      	at org.csanchez.jenkins.plugins.kubernetes.pipeline.ContainerExecDecorator$1.doLaunch(ContainerExecDecorator.java:329)
      	at org.csanchez.jenkins.plugins.kubernetes.pipeline.ContainerExecDecorator$1.launch(ContainerExecDecorator.java:237)
      	at hudson.Launcher$ProcStarter.start(Launcher.java:455)
      	at org.jenkinsci.plugins.durabletask.BourneShellScript.launchWithCookie(BourneShellScript.java:188)
      	at org.jenkinsci.plugins.durabletask.FileMonitoringTask.launch(FileMonitoringTask.java:99)
      	at org.jenkinsci.plugins.workflow.steps.durable_task.DurableTaskStep$Execution.start(DurableTaskStep.java:278)
      	at org.jenkinsci.plugins.workflow.cps.DSL.invokeStep(DSL.java:270)
      	at org.jenkinsci.plugins.workflow.cps.DSL.invokeMethod(DSL.java:178)
      	at org.jenkinsci.plugins.workflow.cps.CpsScript.invokeMethod(CpsScript.java:122)
      	at sun.reflect.GeneratedMethodAccessor416.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93)
      	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
      	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1213)
      	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1022)
      	at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:42)
      	at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)
      	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)
      	at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:157)
      	at org.kohsuke.groovy.sandbox.GroovyInterceptor.onMethodCall(GroovyInterceptor.java:23)
      	at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SandboxInterceptor.onMethodCall(SandboxInterceptor.java:155)
      	at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:155)
      	at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:159)
      	at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:129)
      	at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:129)
      	at com.cloudbees.groovy.cps.sandbox.SandboxInvoker.methodCall(SandboxInvoker.java:17)
      	at WorkflowScript.run(WorkflowScript:100)
      	at ___cps.transform___(Native Method)
      	at com.cloudbees.groovy.cps.impl.ContinuationGroup.methodCall(ContinuationGroup.java:57)
      	at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.dispatchOrArg(FunctionCallBlock.java:109)
      	at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.fixArg(FunctionCallBlock.java:82)
      	at sun.reflect.GeneratedMethodAccessor304.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72)
      	at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.dispatchOrArg(FunctionCallBlock.java:103)
      	at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.fixArg(FunctionCallBlock.java:82)
      	at sun.reflect.GeneratedMethodAccessor304.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72)
      	at com.cloudbees.groovy.cps.impl.ContinuationGroup.methodCall(ContinuationGroup.java:60)
      	at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.dispatchOrArg(FunctionCallBlock.java:109)
      	at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.fixArg(FunctionCallBlock.java:82)
      	at sun.reflect.GeneratedMethodAccessor304.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72)
      	at com.cloudbees.groovy.cps.impl.ConstantBlock.eval(ConstantBlock.java:21)
      	at com.cloudbees.groovy.cps.Next.step(Next.java:83)
      	at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:174)
      	at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:163)
      	at org.codehaus.groovy.runtime.GroovyCategorySupport$ThreadCategoryInfo.use(GroovyCategorySupport.java:129)
      	at org.codehaus.groovy.runtime.GroovyCategorySupport.use(GroovyCategorySupport.java:268)
      	at com.cloudbees.groovy.cps.Continuable.run0(Continuable.java:163)
      	at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.access$101(SandboxContinuable.java:34)
      	at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.lambda$run0$0(SandboxContinuable.java:59)
      	at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.GroovySandbox.runInSandbox(GroovySandbox.java:108)
      	at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.run0(SandboxContinuable.java:58)
      	at org.jenkinsci.plugins.workflow.cps.CpsThread.runNextChunk(CpsThread.java:182)
      	at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.run(CpsThreadGroup.java:332)
      	at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.access$200(CpsThreadGroup.java:83)
      	at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:244)
      	at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:232)
      	at org.jenkinsci.plugins.workflow.cps.CpsVmExecutorService$2.call(CpsVmExecutorService.java:64)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:131)
      	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)
      Finished: FAILURE
      

      We noticed that issue exists, since you added kubernetes clients cache. It seems, that you close the kubernetes client (so also dispatcher executor service), which is still available in the cache.

            csanchez Carlos Sanchez
            dpacierpnik Damian Pacierpnik
            Votes:
            23 Vote for this issue
            Watchers:
            37 Start watching this issue

              Created:
              Updated:
              Resolved: