Increase the MaxPermSize as well. CF can fill this while the heap still has space.
On Feb 14, 2008 3:56 PM, Duncan <[EMAIL PROTECTED]> wrote: > Hi All, > > We are having some terrible server issues at the moment, and now we need > some outside ideas, as we have run out! > > The symptoms of which are as follows. > > About every 3/4 hours jrun (CF7) locks up and hangs at 25%, SQLServer 2005 > stops doing anything. The server has plenty of RAM (3.5Gb), and is usually > sitting at about 50% usage. The waiting requests number goes up and up, and > CF doesn't seem to time out the requests running fast enough. We have this > set up to timeout after 30 seconds. > > Server is Windows 2003 Server, Xeon 3.00GHz. Performance monitor suggests > that CF easily copes with the load, only a few timeouts, but always 2-4 > simultaneous requests runnnig. > > Current Java Args are: Java VM Arguments: -DJINTEGRA_NATIVE_MODE > -DJINTEGRA_PREFETCH_ENUMS -XX:+UseParallelGC -Xms512m -Xmx512m - > Dsun.io.useCanonCaches=false -XX:MaxPermSize=128m > > In CF Admin we have 8 simultaneous requests, caching 5000 templates, Save > Class files ON. > > We have been using VisualGC to see what the JVM is doing with its memory. > > We have since upped the Xms and Xmx to 850 and have thus far been up for 2h > 15m. > > SQL is running at a limited 1Gb memory. > > My questions are this: > > In VisualGC we are seeing that the OldGeneration goes up and up, and doesn't > seem to fall very much - is that normal? > > VisualGC shows that we have 20800 class files loaded, but only 9500 are > actually unloaded. Again - is this normal? > > We have done lots of the usual things, defrag disks, optimise queries and > tweak code, and made some progress, but its still happening. > > What else can we look for / do to try and resolve this? > > Thanks in advance, I hope you can save my hair before I pull it all out! > > -- > Duncan I Loxton > [EMAIL PROTECTED] > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Adobe® ColdFusion® 8 software 8 is the most important and dramatic release to date Get the Free Trial http://ad.doubleclick.net/clk;160198600;22374440;w Archive: http://www.houseoffusion.com/groups/CF-Talk/message.cfm/messageid:298969 Subscription: http://www.houseoffusion.com/groups/CF-Talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=11502.10531.4
