Both processors? Well you will have to post your JVM arguments
-----Original Message----- From: bill foresman [mailto:[EMAIL PROTECTED] Sent: 01 March 2005 15:04 To: CF-Server Subject: Re: memory use and CF I came into this late in the game. How can I tell if MX is using both servers? Robertson-Ravo, Neil (RX) wrote: >Don't confuse CF as a "server. Unlike CF5, MX is an application not a >server - it is entirely bound by Java - and from the args in the JVM it was >not using both processors for GC - you can verify that by a VisualGC. > > > > > >-----Original Message----- >From: bill foresman [mailto:[EMAIL PROTECTED] >Sent: 01 March 2005 14:51 >To: CF-Server >Subject: Re: memory use and CF > >Sorry, I always made the assumption (I know, I know) that CF would use >whatever processors are in the box? > > > >Robertson-Ravo, Neil (RX) wrote: > > > >>All of this really stems on how your application interacts with Java/JVM. >>There is no really technotes from Macromedia or otherwise which will >> >> >provide > > >>you with a best fit setting. Whatever else has been said ConcMarkSweep >> >> >will > > >>give you worse performance than a Parallel GC - for sure. However f you >> >> >are > > >>not sure, then simply remove any setting of the GC type and the JVM will >>take / use Parallel - if you have multiple CPU's you need to use them ;-) >> >>What metrics have you ran before to give you memory consumption? (DO NOT >>rely on Task manager!) >> >>In Task manager ensure that you have the VM column visible, What you are >>probably seeing is timedout requests or queued requests being buffered into >>the system. Do you have a lot of Connection Reset by Peer's in the runtime >>logs? If you do, then CF is backlogging processing of the requests which >>will consume memory. >> >>I would certainly update your JVM as the GC in later versions is greatly >>improved. >> >>Thanks >> >>Neil >> >>-----Original Message----- >>From: Douglas Knudsen [mailto:[EMAIL PROTECTED] >>Sent: 01 March 2005 14:04 >>To: CF-Server >>Subject: Re: memory use and CF >> >>thanks for the reply Neil, very helpful. Info out there on this is >>scarce. I'm going to reply inline below. >> >> >>On Tue, 1 Mar 2005 10:03:52 -0000, Robertson-Ravo, Neil (RX) >><[EMAIL PROTECTED]> wrote: >> >> >> >> >>>OK, >>> >>>Sorry I was delayed, damn timezones! OK, it looks as though you have a >>>fairly beefy machine...A few things you can do here (and these are never >>>documents by MM as they are no doubt out of scope of CF!) >>> >>>I would remove the -XX:+UseConcMarkSweepGC from your arguments and replace >>>it with -XX:+UseParallelGC. If you have a 4 processor box then you going >>> >>> >>> >>> >>to >> >> >> >> >>>suffer some performance problems with a ConcMarkSweep. >>> >>> >>> >>> >>This is interesting, Robi Sen's blog mentions the opposite and I think >>B Purcell's does too >>http://www.robisen.com/index.cf >> >> >This e-mail is from Reed Exhibitions (Oriel House, 26 The Quadrant, >Richmond, Surrey, TW9 1DL, United Kingdom), a division of Reed Business, >Registered in England, Number 678540. It contains information which is >confidential and may also be privileged. It is for the exclusive use of the >intended recipient(s). If you are not the intended recipient(s) please note >that any form of distribution, copying or use of this communication or the >information in it is strictly prohibited and may be unlawful. If you have >received this communication in error please return it to the sender or call >our switchboard on +44 (0) 20 89107910. The opinions expressed within this >communication are not necessarily those expressed by Reed Exhibitions. >Visit our website at http://www.reedexpo.com > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Now there’s a better way to fax. eFax makes it possible to use your existing email account to send and receive faxes. Try eFax free. http://www.houseoffusion.com/banners/view.cfm?bannerid=63 Message: http://www.houseoffusion.com/lists.cfm/link=i:10:5199 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=11502.10531.10 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
