An application but always throw out of memory exception -------------------------------------------------------- Key: AMQ-2142 URL: https://issues.apache.org/activemq/browse/AMQ-2142 Project: ActiveMQ Issue Type: Bug Affects Versions: 5.1.0 Environment: Apache tomcat 6.0.13 tomcat memory1024M stack memory maxim256M thread stack size 4096KB Reporter: gongdonghui Priority: Critical Exception in thread "InactivityMonitor Async Task: java.util.concurrent.ThreadPoolExecutor$Worker@1a55477" java.lang.OutOfMemoryError: unable to create new native thread at java.lang.Thread.start0(Native Method) at java.lang.Thread.start(Unknown Source) at org.apache.activemq.broker.TransportConnection.stopAsync(TransportConnection.java:904) at org.apache.activemq.broker.TransportConnection.serviceTransportException(TransportConnection.java:218) at org.apache.activemq.broker.TransportConnection$1.onException(TransportConnection.java:192) at org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:99) at org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:99) at org.apache.activemq.transport.WireFormatNegotiator.onException(WireFormatNegotiator.java:152) at org.apache.activemq.transport.InactivityMonitor.onException(InactivityMonitor.java:244) at org.apache.activemq.transport.InactivityMonitor$4.run(InactivityMonitor.java:164) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Exception in thread "ActiveMQ Transport Initiator: /218.26.227.189:12572" java.lang.OutOfMemoryError: unable to create new native thread at java.lang.Thread.start0(Native Method) at java.lang.Thread.start(Unknown Source) at org.apache.activemq.transport.TransportThreadSupport.doStart(TransportThreadSupport.java:43) at org.apache.activemq.transport.tcp.TcpTransport.doStart(TcpTransport.java:382) at org.apache.activemq.util.ServiceSupport.start(ServiceSupport.java:50) at org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:57) at org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:57) at org.apache.activemq.transport.WireFormatNegotiator.start(WireFormatNegotiator.java:72) at org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:57) at org.apache.activemq.broker.TransportConnection.start(TransportConnection.java:850) at org.apache.activemq.broker.TransportConnector$1$1.run(TransportConnector.java:213) Exception in thread "InactivityMonitor WriteCheck" java.lang.OutOfMemoryError: unable to create new native thread at java.lang.Thread.start0(Native Method) at java.lang.Thread.start(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.addIfUnderMaximumPoolSize(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.execute(Unknown Source) at org.apache.activemq.transport.InactivityMonitor.writeCheck(InactivityMonitor.java:128) at org.apache.activemq.transport.InactivityMonitor$2.run(InactivityMonitor.java:103) at org.apache.activemq.thread.SchedulerTimerTask.run(SchedulerTimerTask.java:33) at java.util.TimerThread.mainLoop(Unknown Source) at java.util.TimerThread.run(Unknown Source) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.