Adam Heath wrote: > I just had an OutOfMemoryError on one of our deployments. I then ran > jmap, to do a heap dump, and looked at the resulting java.hprof binary > file using IBM's HeapAnalyzer(1), and jhat. > > What I found, was a WeakHashMap inside dbcp, that contained 346000 > WeakHashMap$Entry objects, taking up 125M of memory, out of 193M total > heap. These Entry objects contain Transaction instances, not Connections. > > Has anyone ran into something similiar? This is against ofbiz version > 595296. > > ps: I'm currently running the ofbiz test cases in this ofbiz version on > an 8-way machine, with 8G of ram, underneath hprof, trying to track this > down. > > 1: http://www.alphaworks.ibm.com/tech/heapanalyzer
Got it. This version of ofbiz is using commons-dbcp 20070730, and a leak fix was done on 20081012. I'll retest, you can ignore this mail for now.
