[ARTEMIS-2080] Artemis Mqtt

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Invalid
• Affects Version/s: 2.6.2
• Component/s: MQTT
• Assignee: Unassigned
• Reporter: Tanya
• Created: 07/Sep/18 17:54
• Updated: 07/Sep/18 18:23
• Resolved: 07/Sep/18 18:23

Description

There was not much activity on the broker when this occured -

The broker halted as the critical-analyzer-policy=HALT.

16:44:11,819 ERROR [org.apache.activemq.artemis.core.server] AMQ224079: The process for the virtual machine will be killed, as component org.apache.activemq.artemis.core.io.buffer.TimedBuffer@4fcd19b3 is not responsive
16:44:11,891 WARN [org.apache.activemq.artemis.core.server] AMQ222199: Thread dump: *******************************************************************************
Thread dump-

activemq-buffer-timeout" Id=35 WAITING on java.util.concurrent.Semaphore$NonfairSync@2743c947
 at sun.misc.Unsafe.park(Native Method)
 - waiting on java.util.concurrent.Semaphore$NonfairSync@2743c947
 at java.util.concurrent.locks.LockSupport.park(Unknown Source)
 at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown Source)
 at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedInterruptibly(Unknown Source)
 at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(Unknown Source)
 at java.util.concurrent.Semaphore.acquire(Unknown Source)
 at org.apache.activemq.artemis.core.io.buffer.TimedBuffer$CheckTimer.run(TimedBuffer.java:484)
 at java.lang.Thread.run(Unknown Source)

Note: we did not see such issues in 2.3.0