Here's the Macromedia TechNote on JVM tuning for CFMX http://www.macromedia.com/cfusion/knowledgebase/index.cfm?id=tn_18540
Dave Hannum ----- Original Message ----- From: "Robertson-Ravo, Neil (RX)" <[EMAIL PROTECTED]> To: "CF-Server" <[email protected]> Sent: Thursday, June 16, 2005 10:46 AM Subject: RE: CF and Jrun.exe at 99% > Well its not really MM's problem - the performance of your app is > ultimately > down to your tweaks in the JVM and the state of your code - most > performance > issues are a direct result of code gobbling up too much memory. > > > > > > -----Original Message----- > From: Robert Walters [mailto:[EMAIL PROTECTED] > Sent: 16 June 2005 15:45 > To: CF-Server > Subject: Re: CF and Jrun.exe at 99% > > Thanks. I apologize for the rashness but it is very frustrating that > MACR does not seem to offer much help anywhere. This seems to be a > widespread issue from what I read and no real support anywhere. I will > keep digging but it is very disappointing. > > Thanks......Rob > > Dave Hannum wrote: > >>Jump ship? You have to remember what CFMX is. CFMX is actually a Java >>application running in JRun (or Websphere, or whatever other Java engine > you >>want). The issue is tweaking the JVM to run on your particular hardware & >>load setup. It's not uncommon for a specific application to need the JVM >>adjusted to optimize the power of that application. ColdFusion does this. >>I've seen Oracle do this as well. It does not seem to be an issue of >>platform (Win over Unix over Linux, etc). I'd not get too bent out of > shape >>over it. You just do some reading and work with it. Sometimes, it's also >>an issue of tuning the settings in your CF Administrator as well. Because >>the hardware (CPU, RAM, etc) varies so much from system to system, it's >>impossible for there to be a one size fits all solution. And if you're >>running other Java applications side by side with your ColdFusion, you'll >>probably have more tuning issues. So I would not be too hard on >>ColdFusion > >>for this. >> >>Good luck, >>Dave Hannum >> >> >> >>----- Original Message ----- >>From: <[EMAIL PROTECTED]> >>To: "CF-Server" <[email protected]> >>Sent: Thursday, June 16, 2005 10:18 AM >>Subject: CF and Jrun.exe at 99% >> >> >> >> >>>Hello, >>> >>>We just built a server with CF MX 7 and it seems that jrun.exe is running >>>at 99% of our server's CPU regularly. I found some info on the web of >>>some tweaks to do and am looking for more info from anyone that has this >>>problem. >>> >>>This seems to be a major issue for CF MX that MACR is not publicly >>>talking > >>>about enough. Shouldn't CF work out of the box without all this >>>tweaking? >>> >>>Makes me want to jump ship on CF altogether. >>> >>>Thanks....Rob Walters >>> >>> >>> >>> >> >> > > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Discover CFTicket - The leading ColdFusion Help Desk and Trouble Ticket application http://www.houseoffusion.com/banners/view.cfm?bannerid=48 Message: http://www.houseoffusion.com/lists.cfm/link=i:10:5438 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/10 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:10 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.10 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
