RE: RE : Tomcat 6.0.35 Crashed again

2013-04-12 Thread saumil shah
Thanks again I forgot to mention that big thing I found from this is that I should add

RE: RE : Tomcat 6.0.35 Crashed again

2013-04-12 Thread saumil shah
Thanks I forgot to mention that big thing I found from this thread is that I should add -XX:HeapDumpPath=PATH -XX:+HeapDumpOnOutOfMemoryError2. Is there any concerns over Tomcat bootup and shutdown times , if the heap size is bumped to 4096m ? Many thanks again.

RE: RE : Tomcat 6.0.35 Crashed again

2013-04-12 Thread Caldarale, Charles R
From: saumil shah [mailto:saumil...@hotmail.com] Subject: RE: RE : Tomcat 6.0.35 Crashed again Is there any concerns over Tomcat bootup and shutdown times , if the heap size is bumped to 4096m ? Not really. You could probably measure the impact in microseconds, but not any coarser

Re: RE : Tomcat 6.0.35 Crashed again

2013-04-11 Thread Neven Cvetkovic
Saumil, On Thu, Apr 11, 2013 at 1:09 AM, saumil shah saumil...@hotmail.com wrote: Hello All, We are using Tomcat 6.0.35 for our production system with 64 bit JVM (1.6.33) on Windows 2008 R2 SP1. Our physical memory is 24gb. Load is ~ 100 concurrent sessions. The Tomcat crashed again with

Re: RE : Tomcat 6.0.35 Crashed again

2013-04-11 Thread Mark H. Wood
Really, no one else can tell you what settings to use. The best we can hope for is some accepted rules of thumb *as starting points* for further tuning. I'd suggest choosing a tool that lets you easily monitor the memory pools, and checking it frequently as you adjust the pool sizes. If your

Re: RE : Tomcat 6.0.35 Crashed again

2013-04-11 Thread Howard W. Smith, Jr.
On Thu, Apr 11, 2013 at 10:41 AM, Mark H. Wood mw...@iupui.edu wrote: Really, no one else can tell you what settings to use. The best we can hope for is some accepted rules of thumb *as starting points* for further tuning. +1 to Dan, Neven, and Mark's responses. Please consider-or-do

RE: RE : Tomcat 6.0.35 Crashed again

2013-04-11 Thread Martin Gainty
facilement être sujets à la manipulation, nous ne pouvons accepter aucune responsabilité pour le contenu fourni. Date: Thu, 11 Apr 2013 11:40:46 -0400 Subject: Re: RE : Tomcat 6.0.35 Crashed again From: smithh032...@gmail.com To: users@tomcat.apache.org On Thu, Apr 11, 2013 at 10:41 AM

Re: RE : Tomcat 6.0.35 Crashed again

2013-04-11 Thread Howard W. Smith, Jr.
seulement et n'aura pas n'importe quel effet légalement obligatoire. Étant donné que les email peuvent facilement être sujets à la manipulation, nous ne pouvons accepter aucune responsabilité pour le contenu fourni. Date: Thu, 11 Apr 2013 11:40:46 -0400 Subject: Re: RE : Tomcat 6.0.35

RE: RE : Tomcat 6.0.35 Crashed again

2013-04-11 Thread Caldarale, Charles R
From: saumil shah [mailto:saumil...@hotmail.com] Subject: RE : Tomcat 6.0.35 Crashed again It would be prefered to make Min and Max heap size same Usually that is the case. is -XX:+UseParallelGC recommended , since I have 8 core machine or would there be penalty to that ? You very