users@glassfish.java.net

Re: Performance Issue

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Wed, 17 Oct 2007 09:41:17 -0400

Hi Dennis,

are you using mod_jk between Apache and GlassFish, or do you forward
requets from Apache to GlassFish? Which platform GlassFish is running?

Thanks

-- Jeanfrancois

Dennis Gesker wrote:
> Ubuntu Linux Kernel 2.6.20-16
> Pentium 4 Processor 4 GB of Ram
> Java 1.6.0-b105
> Glassfish-v2-b58g
>
>
> I seem to be having an issue with Glassfish (after a couple of days)
> using all the CPU and making the rest of the system unresponsive. I am
> able login to the Admin console but even from this location I an unable
> to stop the instance of the server. Ultimately the machine become so
> unresponsive I have to to a hard restart.
>
> The server is not under a heavy load. The server is running three
> instances of JSPWiki (fronted by Apache2 on a different server) each of
> which get fewer than 10 hits a day.
>
> I've made changes to -Xms384m and -Xmx384m and added an -Xss64k entry.
>
> Could anyone offer any hints to put me and this machine on the right track?
>
>
> --
> Dennis R. Gesker
> email: dennis_at_gesker.com <mailto:dennis_at_gesker.com>
> Key Id: 0xEFA10A51
> First things first, but not necessarily in that order. -- Unknown