"EC2 alive slaves monitor thread" Id=6127 Group=main BLOCKED on hudson.plugins.ec2.AmazonEC2Cloud@7edc4b33 owned by "jenkins.util.Timer [#2]" Id=38 at hudson.plugins.ec2.EC2Cloud.connect(EC2Cloud.java:634) - blocked on hudson.plugins.ec2.AmazonEC2Cloud@7edc4b33 at hudson.plugins.ec2.EC2AbstractSlave.getInstance(EC2AbstractSlave.java:277) at hudson.plugins.ec2.EC2AbstractSlave.fetchLiveInstanceData(EC2AbstractSlave.java:429) at hudson.plugins.ec2.EC2AbstractSlave.isAlive(EC2AbstractSlave.java:397) at hudson.plugins.ec2.EC2SlaveMonitor.execute(EC2SlaveMonitor.java:47) at hudson.model.AsyncPeriodicWork$1.run(AsyncPeriodicWork.java:101) at java.lang.Thread.run(Thread.java:748) "jenkins.util.Timer [#1]" Id=22 Group=main BLOCKED on hudson.plugins.ec2.AmazonEC2Cloud@7edc4b33 owned by "jenkins.util.Timer [#2]" Id=38 at hudson.plugins.ec2.EC2Cloud.connect(EC2Cloud.java:634) - blocked on hudson.plugins.ec2.AmazonEC2Cloud@7edc4b33 at hudson.plugins.ec2.EC2AbstractSlave.stop(EC2AbstractSlave.java:298) at hudson.plugins.ec2.EC2AbstractSlave.idleTimeout(EC2AbstractSlave.java:346) at hudson.plugins.ec2.EC2RetentionStrategy.internalCheck(EC2RetentionStrategy.java:123) at hudson.plugins.ec2.EC2RetentionStrategy.check(EC2RetentionStrategy.java:85) at hudson.plugins.ec2.EC2RetentionStrategy.check(EC2RetentionStrategy.java:43) at hudson.slaves.ComputerRetentionWork$1.run(ComputerRetentionWork.java:72) at hudson.model.Queue._withLock(Queue.java:1373) at hudson.model.Queue.withLock(Queue.java:1250) at hudson.slaves.ComputerRetentionWork.doRun(ComputerRetentionWork.java:63) at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:51) at jenkins.security.ImpersonatingScheduledExecutorService$1.run(ImpersonatingScheduledExecutorService.java:58) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Number of locked synchronizers = 3 - java.util.concurrent.ThreadPoolExecutor$Worker@3e92395c - java.util.concurrent.locks.ReentrantLock$NonfairSync@68f689be - java.util.concurrent.locks.ReentrantLock$NonfairSync@95e3a06 "jenkins.util.Timer [#2]" Id=38 Group=main RUNNABLE (in native) at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(SocketInputStream.java:116) at java.net.SocketInputStream.read(SocketInputStream.java:171) at java.net.SocketInputStream.read(SocketInputStream.java:141) at sun.security.ssl.InputRecord.readFully(InputRecord.java:465) at sun.security.ssl.InputRecord.readV3Record(InputRecord.java:593) at sun.security.ssl.InputRecord.read(InputRecord.java:532) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:983) - locked java.lang.Object@3a65176 at sun.security.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:940) at sun.security.ssl.AppInputStream.read(AppInputStream.java:105) - locked sun.security.ssl.AppInputStream@d61bf72 at org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139) at org.apache.http.impl.io.SessionInputBufferImpl.read(SessionInputBufferImpl.java:200) at org.apache.http.impl.io.ChunkedInputStream.read(ChunkedInputStream.java:191) at org.apache.http.conn.EofSensorInputStream.read(EofSensorInputStream.java:137) at com.amazonaws.internal.SdkFilterInputStream.read(SdkFilterInputStream.java:72) at com.amazonaws.event.ProgressInputStream.read(ProgressInputStream.java:180) at java.io.FilterInputStream.read(FilterInputStream.java:107) at com.ctc.wstx.io.UTF8Reader.loadMore(UTF8Reader.java:365) at com.ctc.wstx.io.UTF8Reader.read(UTF8Reader.java:110) at com.ctc.wstx.io.ReaderSource.readInto(ReaderSource.java:84) at com.ctc.wstx.io.BranchingReaderSource.readInto(BranchingReaderSource.java:57) at com.ctc.wstx.sr.StreamScanner.loadMore(StreamScanner.java:992) at com.ctc.wstx.sr.BasicStreamReader.readTextSecondary(BasicStreamReader.java:4628) at com.ctc.wstx.sr.BasicStreamReader.readCoalescedText(BasicStreamReader.java:4126) at com.ctc.wstx.sr.BasicStreamReader.finishToken(BasicStreamReader.java:3701) at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1023) at com.ctc.wstx.evt.WstxEventReader.peek(WstxEventReader.java:306) at com.amazonaws.transform.StaxUnmarshallerContext.nextEvent(StaxUnmarshallerContext.java:220) at com.amazonaws.services.ec2.model.transform.TagStaxUnmarshaller.unmarshall(TagStaxUnmarshaller.java:40) at com.amazonaws.services.ec2.model.transform.InstanceStaxUnmarshaller.unmarshall(InstanceStaxUnmarshaller.java:209) at com.amazonaws.services.ec2.model.transform.ReservationStaxUnmarshaller.unmarshall(ReservationStaxUnmarshaller.java:79) at com.amazonaws.services.ec2.model.transform.DescribeInstancesResultStaxUnmarshaller.unmarshall(DescribeInstancesResultStaxUnmarshaller.java:54) at com.amazonaws.services.ec2.model.transform.DescribeInstancesResultStaxUnmarshaller.unmarshall(DescribeInstancesResultStaxUnmarshaller.java:30) at com.amazonaws.http.StaxResponseHandler.handle(StaxResponseHandler.java:102) at com.amazonaws.http.StaxResponseHandler.handle(StaxResponseHandler.java:44) at com.amazonaws.http.response.AwsResponseHandlerAdapter.handle(AwsResponseHandlerAdapter.java:70) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.handleResponse(AmazonHttpClient.java:1503) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeOneRequest(AmazonHttpClient.java:1226) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeHelper(AmazonHttpClient.java:1030) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.doExecute(AmazonHttpClient.java:742) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeWithTimer(AmazonHttpClient.java:716) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.execute(AmazonHttpClient.java:699) at com.amazonaws.http.AmazonHttpClient$RequestExecutor.access$500(AmazonHttpClient.java:667) at com.amazonaws.http.AmazonHttpClient$RequestExecutionBuilderImpl.execute(AmazonHttpClient.java:649) at com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:513) at com.amazonaws.services.ec2.AmazonEC2Client.doInvoke(AmazonEC2Client.java:13551) at com.amazonaws.services.ec2.AmazonEC2Client.invoke(AmazonEC2Client.java:13527) at com.amazonaws.services.ec2.AmazonEC2Client.executeDescribeInstances(AmazonEC2Client.java:6530) at com.amazonaws.services.ec2.AmazonEC2Client.describeInstances(AmazonEC2Client.java:6506) at com.amazonaws.services.ec2.AmazonEC2Client.describeInstances(AmazonEC2Client.java:6542) at hudson.plugins.ec2.EC2Cloud.countCurrentEC2Slaves(EC2Cloud.java:363) at hudson.plugins.ec2.EC2Cloud.getPossibleNewSlavesCount(EC2Cloud.java:499) at hudson.plugins.ec2.EC2Cloud.getNewOrExistingAvailableSlave(EC2Cloud.java:518) - locked hudson.plugins.ec2.AmazonEC2Cloud@7edc4b33 at hudson.plugins.ec2.EC2Cloud.provision(EC2Cloud.java:547) at hudson.slaves.NodeProvisioner$StandardStrategyImpl.apply(NodeProvisioner.java:715) at hudson.slaves.NodeProvisioner.update(NodeProvisioner.java:320) at hudson.slaves.NodeProvisioner.access$000(NodeProvisioner.java:61) at hudson.slaves.NodeProvisioner$NodeProvisionerInvoker.doRun(NodeProvisioner.java:809) at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:51) at jenkins.security.ImpersonatingScheduledExecutorService$1.run(ImpersonatingScheduledExecutorService.java:58) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Number of locked synchronizers = 2 - java.util.concurrent.ThreadPoolExecutor$Worker@1a015f2b - java.util.concurrent.locks.ReentrantLock$NonfairSync@1210f3c7 "Running CpsFlowExecution[Owner[JOBNAME/26:JOBNAME #26]]" Id=6317 Group=main WAITING on java.util.concurrent.locks.ReentrantLock$NonfairSync@68f689be owned by "jenkins.util.Timer [#1]" Id=22 at sun.misc.Unsafe.park(Native Method) - waiting on java.util.concurrent.locks.ReentrantLock$NonfairSync@68f689be at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199) at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209) at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285) at hudson.model.Queue.schedule2(Queue.java:582) at hudson.model.Queue.schedule2(Queue.java:708) at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution.start(ExecutorStepExecution.java:96) at org.jenkinsci.plugins.workflow.cps.DSL.invokeStep(DSL.java:224) at org.jenkinsci.plugins.workflow.cps.DSL.invokeMethod(DSL.java:150) at org.jenkinsci.plugins.workflow.cps.CpsScript.invokeMethod(CpsScript.java:108) at sun.reflect.GeneratedMethodAccessor257.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:155) at org.kohsuke.groovy.sandbox.GroovyInterceptor.onMethodCall(GroovyInterceptor.java:23) at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SandboxInterceptor.onMethodCall(SandboxInterceptor.java:133) at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:153) at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:157) at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:127) at com.cloudbees.groovy.cps.sandbox.SandboxInvoker.methodCall(SandboxInvoker.java:17) at com.cloudbees.groovy.cps.impl.ContinuationGroup.methodCall(ContinuationGroup.java:57) at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.dispatchOrArg(FunctionCallBlock.java:109) at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.fixArg(FunctionCallBlock.java:82) at sun.reflect.GeneratedMethodAccessor239.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72) at com.cloudbees.groovy.cps.impl.ClosureBlock.eval(ClosureBlock.java:46) 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:122) at org.codehaus.groovy.runtime.GroovyCategorySupport.use(GroovyCategorySupport.java:261) at com.cloudbees.groovy.cps.Continuable.run0(Continuable.java:163) at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.access$001(SandboxContinuable.java:19) at org.jenkinsci.plugins.workflow.cps.SandboxContinuable$1.call(SandboxContinuable.java:35) at org.jenkinsci.plugins.workflow.cps.SandboxContinuable$1.call(SandboxContinuable.java:32) at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.GroovySandbox.runInSandbox(GroovySandbox.java:108) at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.run0(SandboxContinuable.java:32) at org.jenkinsci.plugins.workflow.cps.CpsThread.runNextChunk(CpsThread.java:174) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.run(CpsThreadGroup.java:330) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.access$100(CpsThreadGroup.java:82) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:242) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:230) 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:112) at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28) at java.util.concurrent.Executors$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$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Number of locked synchronizers = 1 - java.util.concurrent.ThreadPoolExecutor$Worker@64fdcfa1