I use the following article as a reference when dealing with GC related issues
http://www.petefreitag.com/articles/gctuning/ I suggest you activate the verbose option and send GC stats to a file. I don't remember exactly what was the option but you should find the information easily Good luck On 2010-06-09, at 11:35 AM, Paul wrote: >> Have you looked at the garbage collector statistics? I've experienced this >> kind of issues in the past > and I was getting huge spikes when the GC was doing its job. > > I haven't, and I'm not sure what a good way to monitor this is. The > problem occurs maybe once a week on a server. Should I run jstat the > whole time and redirect the output to a log file? Is there another way > to get that info? > > Also, I was suspecting GC myself. So, if it is the problem, what do I > do about it? It seems like increasing RAM might make the problem worse > because it would wait longer to GC, then it would have more to do.
