[
https://issues.apache.org/jira/browse/AMQ-7452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17132966#comment-17132966
]
wangxiaoqing commented on AMQ-7452:
-----------------------------------
"MQTTInactivityMonitor Async Task:
java.util.concurrent.ThreadPoolExecutor$Worker@3992a088[State = -1, empty
queue]" #320435 daemon prio=5 os_prio=0 tid=0x00007f1018952800 nid=0xf590
waiting for monitor entry [0x00007f0f1e26e000]
java.lang.Thread.State: BLOCKED (on object monitor)
at
org.apache.activemq.broker.TransportConnection.stopAsync(TransportConnection.java:1136)
- waiting to lock <0x0000000731d552e0> (a
org.apache.activemq.broker.jmx.ManagedTransportConnection)
at
org.apache.activemq.broker.jmx.ManagedTransportConnection.stopAsync(ManagedTransportConnection.java:66)
at
org.apache.activemq.broker.TransportConnection.stopAsync(TransportConnection.java:1131)
at
org.apache.activemq.broker.TransportConnection.serviceTransportException(TransportConnection.java:239)
at
org.apache.activemq.broker.TransportConnection$1.onException(TransportConnection.java:210)
at
org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:114)
at
org.apache.activemq.transport.mqtt.MQTTInactivityMonitor.onException(MQTTInactivityMonitor.java:196)
at
org.apache.activemq.transport.mqtt.MQTTInactivityMonitor$1$1.run(MQTTInactivityMonitor.java:81)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"MQTTInactivityMonitor Async Task:
java.util.concurrent.ThreadPoolExecutor$Worker@2bf53728[State = -1, empty
queue]" #320402 daemon prio=5 os_prio=0 tid=0x00007f1018951800 nid=0xf56f
waiting for monitor entry [0x00007f0f158e5000]
java.lang.Thread.State: BLOCKED (on object monitor)
at
org.apache.activemq.broker.TransportConnection.stopAsync(TransportConnection.java:1136)
- waiting to lock <0x0000000731d12260> (a
org.apache.activemq.broker.jmx.ManagedTransportConnection)
at
org.apache.activemq.broker.jmx.ManagedTransportConnection.stopAsync(ManagedTransportConnection.java:66)
at
org.apache.activemq.broker.TransportConnection.stopAsync(TransportConnection.java:1131)
at
org.apache.activemq.broker.TransportConnection.serviceTransportException(TransportConnection.java:239)
at
org.apache.activemq.broker.TransportConnection$1.onException(TransportConnection.java:210)
at
org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:114)
at
org.apache.activemq.transport.mqtt.MQTTInactivityMonitor.onException(MQTTInactivityMonitor.java:196)
at
org.apache.activemq.transport.mqtt.MQTTInactivityMonitor$1$1.run(MQTTInactivityMonitor.java:81)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
> java.lang.IllegalStateException: Timer already cancelled.
> ---------------------------------------------------------
>
> Key: AMQ-7452
> URL: https://issues.apache.org/jira/browse/AMQ-7452
> Project: ActiveMQ
> Issue Type: Bug
> Components: Broker
> Affects Versions: 5.15.3
> Reporter: wangxiaoqing
> Priority: Blocker
> Attachments: activemq.xml, docker-mq.yaml
>
>
> 2020-03-24 12:54:47,990 | ERROR | Could not accept connection from
> tcp://10.0.1.5:41212 : {} | org.apache.activemq.broker.TransportConnector |
> ActiveMQ BrokerService[localhost] Task-174422020-03-24 12:54:47,990 | ERROR |
> Could not accept connection from tcp://10.0.1.5:41212 : {} |
> org.apache.activemq.broker.TransportConnector | ActiveMQ
> BrokerService[localhost] Task-17442java.lang.IllegalStateException: Timer
> already cancelled. at java.util.Timer.sched(Timer.java:397)[:1.8.0_191] at
> java.util.Timer.schedule(Timer.java:193)[:1.8.0_191] at
> org.apache.activemq.transport.AbstractInactivityMonitor.startConnectCheckTask(AbstractInactivityMonitor.java:425)[activemq-client-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.transport.AbstractInactivityMonitor.startConnectCheckTask(AbstractInactivityMonitor.java:400)[activemq-client-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.transport.InactivityMonitor.start(InactivityMonitor.java:50)[activemq-client-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:64)[activemq-client-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.transport.WireFormatNegotiator.start(WireFormatNegotiator.java:72)[activemq-client-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:64)[activemq-client-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.broker.TransportConnection.start(TransportConnection.java:1066)[activemq-broker-5.15.3.jar:5.15.3]
> at
> org.apache.activemq.broker.TransportConnector$1$1.run(TransportConnector.java:218)[activemq-broker-5.15.3.jar:5.15.3]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)[:1.8.0_191]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)[:1.8.0_191]
> at java.lang.Thread.run(Thread.java:748)[:1.8.0_191]
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