[openjms-user] exception followed by performance issues

[Datacom - M. <ma...@da...>]

Hi, We are having performance issues with openjms, we think it is 
related with application's load average. Here is the error (after this 
error the application's performance decrease) :

INFO   | jvm 1    | 2005/11/29 11:45:01 | OpenJMS 0.7.6.1
INFO   | jvm 1    | 2005/11/29 11:45:01 | The OpenJMS Group. (C) 
1999-2004. All rights reserved.
INFO   | jvm 1    | 2005/11/29 11:45:01 | http://openjms.sourceforge.net
INFO   | jvm 1    | 2005/11/29 16:30:57 | Exception in thread 
"LeaseManagerReaper" java.util.ConcurrentModificationException
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
java.util.LinkedList$ListItr.checkForComodification(Unknown Source)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
java.util.LinkedList$ListItr.next(Unknown Source)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
org.exolab.jms.messagemgr.TopicDestinationCache.resolveExpiredMessage(TopicDestinationCache.java:381)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
org.exolab.jms.messagemgr.DestinationCache.onLeaseExpired(DestinationCache.java:398)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
org.exolab.jms.messagemgr.MessageLeaseHelper.onLeaseExpired(MessageLeaseHelper.java:266)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
org.exolab.jms.lease.BaseLease.notifyLeaseExpired(BaseLease.java:161)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
org.exolab.jms.lease.LeaseManager.expire(LeaseManager.java:291)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
org.exolab.jms.lease.LeaseManager.run(LeaseManager.java:246)
INFO   | jvm 1    | 2005/11/29 16:30:57 |     at 
java.lang.Thread.run(Unknown Source)

-- 
MARCELO Ribeiro