Enabling that enables thread pooling. It just increases context switching a bit.
Still it would be nice if you could create a test case that shows the problem and submit it so we can get to the root of the problem. Regards, Hiram On Thu, May 15, 2008 at 5:54 PM, Sridhar2008 <[EMAIL PROTECTED]> wrote: > > > Hi Hiram, > > We were having similar issue and confirmed the following > (-Dorg.apache.activemq.UseDedicatedTaskRunner=false) works for us. > > What are the implications of doing this ? > > Thanks > - Sridhar > > > Hiram Chirino wrote: >> >> Could you try updating your activemq startup script so that instead of: >> ACTIVEMQ_OPTS="-Xmx512M -Dorg.apache.activemq.UseDedicatedTaskRunner=true" >> it reads as: >> ACTIVEMQ_OPTS="-Xmx512M >> -Dorg.apache.activemq.UseDedicatedTaskRunner=false" >> >> I think that should help with your thread usage issues. >> >> >> On Tue, May 13, 2008 at 9:03 AM, Danilo Tuler <[EMAIL PROTECTED]> wrote: >>> >>> Hi, >>> >>> I have this problem too. It happens with AMQ 5.0.0 and 5.1.0. Works fine >>> with 4.1.1 and 4.1.2. >>> I can see the number of threads using the windows task manager, and it's >>> not >>> good :-) +2000 threads. >>> >>> My client application is a producer, and it sends thousands of messages >>> to >>> thousands of differents topics. There are no subscribers to those topics. >>> Async send is set to false. Even when the client application is shutdown >>> the >>> threads are kept alive. >>> >>> There is surely a thread leak, and maybe there is a direct relationship >>> with >>> the number of topics created. >>> >>> I've read several topics here, JIRA issues, and an article about AMQ >>> thread >>> handling, but did not come out with a clue. >>> >>> Best regards, >>> Danilo >>> >>> -- >>> View this message in context: >>> http://www.nabble.com/java.lang.OutOfMemoryError%3A-unable-to-create-new-native-thread-on-AMQ-5.0-tp17005441s2354p17207910.html >>> Sent from the ActiveMQ - User mailing list archive at Nabble.com. >>> >>> >> >> >> >> -- >> Regards, >> Hiram >> >> Blog: http://hiramchirino.com >> >> Open Source SOA >> http://open.iona.com >> >> > > -- > View this message in context: > http://www.nabble.com/java.lang.OutOfMemoryError%3A-unable-to-create-new-native-thread-on-AMQ-5.0-tp17005441s2354p17263408.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. > > -- Regards, Hiram Blog: http://hiramchirino.com Open Source SOA http://open.iona.com
