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From "Suresh babu" <sureshygradu...@gmail.com>
Subject Re: out of memory error
Date Thu, 20 Jul 2006 10:57:11 GMT
GC details will be printed in console

On 7/20/06, MW Janssen <maarten@bedrijven.nl> wrote:
>
> thx for the fact that you want to look into it..i set those parameters and
> restarted tomcat..are GC details printed in stout.log??
>
> Maarten
>
> -----Oorspronkelijk bericht-----
> Van: Suresh babu [mailto:sureshygraduate@gmail.com]
> Verzonden: donderdag 20 juli 2006 7:32
> Aan: Tomcat Users List; Martin Gainty
> Onderwerp: Re: out of memory error
>
> Hi,
>
> please set this and send the verbose out put log file.
>
> set JAVA_OPTS=%JAVA_OPTS% -verbosegc -XX:+PrintGCDetails, I will look in
> to
> this.
>
>
> On 7/19/06, Martin Gainty <mgainty@hotmail.com> wrote:
> >
> > Good Afternoon Jon-
> >
> > set Max Mem and Min Mem within jvm.cfg (-Xmx and -Xms options) to the
> > same value
> > http://java.sun.com/docs/hotspot/PerformanceFAQ.html#8
> >
> > Exercise caution on playing with stack SS 64k is mightly lean
> > 512k(default for Sparc) and 256k(default for Intel) usually is plenty
> > unless your program has some grossly huge stack allocations
> >
> > Drivers-
> > Also be mindful of synch points for Type 2 (OCI) drivers vs using Type
> > 4
> > (thin) drivers..
> >
> > HTH
> > Martin --
> > *********************************************************************
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> >
> >
> > ----- Original Message -----
> > From: "Jon Wingfield" <jon.wingfield@mkodo.com>
> > To: "Tomcat Users List" <users@tomcat.apache.org>
> > Sent: Wednesday, July 19, 2006 12:12 PM
> > Subject: Re: out of memory error
> >
> >
> > > This may be of help (emphasis on may):
> > >
> > > http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4765019
> > >
> > > Has a bit about tuning Xss for a high number of threads.
> > >
> > > MW Janssen wrote:
> > >> Hi,
> > >>
> > >> These are my parameters:
> > >>
> > >> I have Xmx1024m and Xms1024m as well for the heap size memory. I
> > >> dont
> > set
> > >> Xss so I presume I use the default value.
> > >> My Operating System:
> > >>
> > >> OS Name: Windows 2003 OS Version: 5.2 Total RAM: 2.00Gb Free RAM:
> > 2.00Gb
> > >> Committed JVM memory: 1.02Gb Total swap: 4.00Gb Free swap: 3.87Gb
> > >> (from
> > >> lambdaprobe)
> > >>
> > >> Maarten
> > >>
> > >> -----Oorspronkelijk bericht-----
> > >> Van: David Tonhofer [mailto:d.tonhofer@m-plify.com]
> > >> Verzonden: woensdag 19 juli 2006 16:57
> > >> Aan: Tomcat Users List
> > >> Onderwerp: Re: out of memory error
> > >>
> > >>
> > >> MW Janssen wrote:
> > >>
> > >> "java.lang.OutOfMemoryError: unable to create new native thread"
> > >>
> > >>
> > >> Are you it isn't just the heap and/or stack that's too small? Try
> > starting
> > >> the Jvm with one of the extended options line "-Xss500k" "-Xmx100m"
> > >> (if
> > it
> > >> is the Sun
> > >> JVM)
> > >>
> > >> -------------------------------------------------------------------
> > >> -- To start a new topic, e-mail: users@tomcat.apache.org To
> > >> unsubscribe,
> > >> e-mail: users-unsubscribe@tomcat.apache.org
> > >> For additional commands, e-mail: users-help@tomcat.apache.org
> > >>
> > >> --
> > >> No virus found in this incoming message.
> > >> Checked by AVG Free Edition.
> > >> Version: 7.1.394 / Virus Database: 268.10.1/391 - Release Date:
> > 18-7-2006
> > >>
> > >>
> > >
> > >
> > >
> > > --------------------------------------------------------------------
> > > - To start a new topic, e-mail: users@tomcat.apache.org To
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> > >
> > >
>
>
>
>
> --
> Suresh Babu,
> Software Engineer,
> Computer Associates-India
>
> --
> No virus found in this incoming message.
> Checked by AVG Free Edition.
> Version: 7.1.394 / Virus Database: 268.10.2/393 - Release Date: 19-7-2006
>
>
> --
> No virus found in this outgoing message.
> Checked by AVG Free Edition.
> Version: 7.1.394 / Virus Database: 268.10.2/393 - Release Date: 19-7-2006
>
>
>
> ---------------------------------------------------------------------
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>
>


-- 
Suresh Babu,
Software Engineer,
Computer Associates-India

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