Re: Massive accumulation of ConcurrentHashMap in heap

2010-01-03 Thread Rob Davies
On 3 Jan 2010, at 02:07, J. Matthew Pryor wrote: Hi, I am trying to track down the reason for a massive accumulation of ConcurrentHashMap in the heap of our long running Java process. We are running Java 1.6 so I am pretty sure the known issue relating to the 1.5 JVM doesn't apply here.

ActiveMQ becomes slow for consumer

2010-01-03 Thread softsky
Hello guys. My situation is: Using AMQ 5.2.0. Have 1 consumer and 10 producers. Producers sends thousands of messages (in total) to some queue from different boxes. Consumer consumes them with some speed. Producers produce more messages per some time, then consumer can handle. If I run same consu

Re: ActiveMQ becomes slow for consumer

2010-01-03 Thread Rob Davies
I'd try 5.3 - there's been a lot of issues resolved since 5.2 - its possible you've hit an resolved issue On 3 Jan 2010, at 18:11, softsky wrote: Hello guys. My situation is: Using AMQ 5.2.0. Have 1 consumer and 10 producers. Producers sends thousands of messages (in total) to some queue f

Re: Massive accumulation of ConcurrentHashMap in heap

2010-01-03 Thread J. Matthew Pryor
Thanks for the reply Rob, I am not sure how we are accumulating these connections, could be anything to do with having turned JMX on? We sometime have clients with intermittent TCP/IP network connection? Perhaps we have timeout issues or some other reason for retaining the connections?