That makes me think you should try a different GC... How about the concMarksweep GC? Theoretically it should handle scheduling across multiple procs better than the default parallel GC. Can you post your java args from the JVM.config file - and the general config of the server?
-Mark -----Original Message----- From: Kevin Pompei [mailto:[EMAIL PROTECTED] Sent: Tuesday, October 30, 2007 9:53 AM To: CF-Talk Subject: Re: Server performance problem since upgrading to CF8 You're correct. One core is at 100%. On 10/29/07, James Holmes <[EMAIL PROTECTED]> wrote: > > On a four core system, a CPU pegged at 25% means one core is at 100%; > CF has probably filled the JVM memory and is permanently garbage > collecting. > > I agree with Dave - get FusionReactor and set a memory alert threshold > in the crash prevention options. > > On 10/30/07, Kevin Pompei <[EMAIL PROTECTED]> wrote: > > Every since upgrading to CF8 I've been having a frustrating > problem. After > > starting CF, it will run for a while (sometimes serveral hours, > sometimes > > less than an hour) at about 1% - 3% in terms of processor load. > > (It's a > 2 > > cpu - 4 core system.) Then, all of a sudden, the processor load > > will > jump > > up to about 25% and stay there until CF is restarted. Pages then > > start loading very sluggishly. This never happened with CF7 and I > > haven't > made > > any code changes since upgrading. > > Also, the CF code that this server runs is very light. > > -- > mxAjax / CFAjax docs and other useful articles: > http://www.bifrost.com.au/blog/ > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Get the answers you are looking for on the ColdFusion Labs Forum direct from active programmers and developers. http://www.adobe.com/cfusion/webforums/forum/categories.cfm?forumid-72&catid=648 Archive: http://www.houseoffusion.com/groups/CF-Talk/message.cfm/messageid:292333 Subscription: http://www.houseoffusion.com/groups/CF-Talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4
