Hi，
We are using ActiveMQ to accept SSL connection over the WAN.
After sometime, the ActiveMQ refuses to accept connection.
We did not figure out how this ahppen and dont know how to resolve it.
Could we get help here?
Log file is full of below logs
2021-03-16 08:05:30,681 | ERROR | Could not accept connection from null : {} |
org.apache.activemq.broker.TransportConnector | ActiveMQ
BrokerService[broker-slave] Task-62393
java.lang.IllegalStateException: Timer already cancelled.
at java.util.Timer.sched(Timer.java:397)[:1.8.0_275]
at java.util.Timer.schedule(Timer.java:193)[:1.8.0_275]
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$1.run(TransportConnector.java:218)[activemq-broker-5.15.3.jar:5.15.3]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)[:1.8.0_275]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)[:1.8.0_275]
at java.lang.Thread.run(Thread.java:748)[:1.8.0_275]
2021-03-16 08:05:37,328 | ERROR | Could not accept connection from null : {} |
org.apache.activemq.broker.TransportConnector | ActiveMQ
BrokerService[broker-slave] Task-62393
java.lang.IllegalStateException: Timer already cancelled.
at java.util.Timer.sched(Timer.java:397)[:1.8.0_275]
at java.util.Timer.schedule(Timer.java:193)[:1.8.0_275]
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$1.run(TransportConnector.java:218)[activemq-broker-5.15.3.jar:5.15.3]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)[:1.8.0_275]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)[:1.8.0_275]
at java.lang.Thread.run(Thread.java:748)[:1.8.0_275]
2021-03-16 08:05:39,446 | ERROR | Could not accept connection from null : {} |
org.apache.activemq.broker.TransportConnector | ActiveMQ
BrokerService[broker-slave] Task-62393
java.lang.IllegalStateException: Timer already cancelled.
at java.util.Timer.sched(Timer.java:397)[:1.8.0_275]
at java.util.Timer.schedule(Timer.java:193)[:1.8.0_275]
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$1.run(TransportConnector.java:218)[activemq-broker-5.15.3.jar:5.15.3]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)[:1.8.0_275]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)[:1.8.0_275]
at java.lang.Thread.run(Thread.java:748)[:1.8.0_275]
