On Wed, Dec 8, 2010 at 6:09 PM, Brook Davies <cft...@logiforms.com> wrote: > > One again my memory usage was steady at 20%, something happened and now its > up and down from 15% to 90% and back down within minutes. Here is a screen > shot of the memory graph in seeFusion. GC seems to be doing its job, but > this does not seem normal or does it!? > > http://screencast.com/t/6SkU3bF9Gsx
Considering that the number of requests is not increasing this shouldn't happen (unless requests after 7:00am retrieve much more records from the database for example) > So I did a heapdump and analyzed it in MAT for eclipse: > > When I took the dump memory on the server was reported at 90% by seefusion. > The JVM has 1 gig allocated to it. The dump doesn't show near that much > memory in use, so maybe a GC ran right before I took the dump, I'm not sure. Your total memory seems low in the screenshot (aprox 200M) so I suspect that you took the heap-dump right after a gc. > Does anyone see anything that stands out in these reports? Should there be > that many jdbc.base.preparedStatement items? > > http://screencast.com/t/Th4ZiLZw > http://screencast.com/t/IdGqa6Uh In my experience 2775 is not that big for the number of PreparedStatements. -- Mack ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Order the Adobe Coldfusion Anthology now! http://www.amazon.com/Adobe-Coldfusion-Anthology/dp/1430272155/?tag=houseoffusion Archive: http://www.houseoffusion.com/groups/cf-talk/message.cfm/messageid:339914 Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/groups/cf-talk/unsubscribe.cfm
