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https://issues.apache.org/jira/browse/AMQ-7452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17215835#comment-17215835
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Raigedas edited comment on AMQ-7452 at 10/17/20, 10:10 AM:
-----------------------------------------------------------
i am getting this too.
my env: i am running activemq in a docker container. i get the errors in about
a week after the start (happened two times alrready). there are 20-50 clients
connected at all times. one of them "floods" several messages per second
nonstop.
{{ERROR | Could not accept connection from tcp://192.168.1.238:55976 : {}}}
{{java.lang.IllegalStateException: Timer already cancelled.}}
{{ at java.util.Timer.sched(Timer.java:397)[:1.8.0_201]}}
{{ at java.util.Timer.schedule(Timer.java:248)[:1.8.0_201]}}
{{ at
org.apache.activemq.transport.mqtt.MQTTInactivityMonitor.startConnectChecker(MQTTInactivityMonitor.java:239)[activemq-mqtt-5.15.6.jar:5.15.6]}}
{{ at
org.apache.activemq.transport.mqtt.MQTTTransportFilter.start(MQTTTransportFilter.java:155)[activemq-mqtt-5.15.6.jar:5.15.6]}}
{{ at
org.apache.activemq.transport.mqtt.MQTTInactivityMonitor.start(MQTTInactivityMonitor.java:148)[activemq-mqtt-5.15.6.jar:5.15.6]}}
{{ at
org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:64)[activemq-client-5.15.6.jar:5.15.6]}}
{{ at
org.apache.activemq.broker.TransportConnection.start(TransportConnection.java:1066)[activemq-broker-5.15.6.jar:5.15.6]}}
{{ at
org.apache.activemq.broker.TransportConnector$1$1.run(TransportConnector.java:218)[activemq-broker-5.15.6.jar:5.15.6]}}
{{ at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)[:1.8.0_201]}}
{{ at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)[:1.8.0_201]}}
{{ at java.lang.Thread.run(Thread.java:748)[:1.8.0_201]}}
{{ERROR | Could not accept connection from tcp://192.168.1.225:54107 : {}}}
was (Author: freeraigedas):
i am getting this too.
my env: i am running activemq in a docker container. i get the errors in about
a week after the start (happened two times alrready). there are 20-50 clients
connected at all times. one of them "floods" several messages per second
nonstop.
> 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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