Good call on looking at external and code issues. I had a server that would hang solid every few days and FusionReactor showed me the culprit: a lock deep in some CF library. Took care of that and the server's been rock-solid since.
On 8/29/12 5:56 PM, Wil Genovese wrote: > Do you have any metrics monitoring of the JVM? There can be any number of > reason why sites are "sluggish" at times. Blindly altering the JVM settings > may not help you and may hurt your cause. > > You can enable metrics logging in ColdFusion Standard by editing the JRUN.XML > file. > http://cfwhisperer.net/post.cfm/10-steps-to-a-stable-and-performant-web-application-step-2 > > You can download and run CFTracker http://www.cftracker.net > > You can install the Trial of Fusion Reactor or SeeFusion. > > All of these will give you greater insight into your server, JVM inner memory > spaces and the last two can give you metrics data on the JDBC data. > > Odds are ColdFusion is keeping just fine. In most cases that I've worked on > there are outside factors affecting the server; database, system I/O, > backups, network issues, cfhttp calls, over active spiders, unexpected > consequences of code when scaled etc. > > Regards, > > > Wil Genovese > Sr. Web Application Developer/ > Systems Administrator > CF Webtools > www.cfwebtools.com > > wilg...@trunkful.com > www.trunkful.com > > On Aug 29, 2012, at 7:38 PM, Robert Rhodes wrote: > >> Yes: Java HotSpot(TM) 64-Bit Server VM >> >> How about I try setting min and max heap size to 2gb and see how that goes? >> Anything else I should tweak? Garbage Collection? >> >> On Wed, Aug 29, 2012 at 8:05 PM, .jonah <jonah....@creori.com> wrote: >> >>> Are you running 64bit Java? >>> >>> You can give the JVM as much RAM as you can spare. >>> >>> >>> On 8/29/12 4:56 PM, Robert Rhodes wrote: >>>> Hello to all. >>>> >>>> I have several Windows 2008 R2 x64 servers running Coldfusion 9 standard. >>>> Each has 6 gigabytes of RAM. Each runs about 50 fairly active sites. >>> I >>>> have not had any JVM errors I know about but sometimes the sites run >>> slower >>>> than they should, as if CF is having trouble keeping up. >>>> >>>> Any suggestions on JVM settings for this configuration? Currently, I >>> have >>>> Min and Max JVM size both set at 1GB. I have changed no other arguments. >>>> >>>> Thanks for the help. >>>> >>>> -RR >>>> >>>> >>>> >>> >> > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| 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:352346 Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/groups/cf-talk/unsubscribe.cfm