users@glassfish.java.net

Re: Performance Problem

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Mon, 09 Jun 2008 17:09:55 -0400

Hi,

glassfish_at_javadesktop.org wrote:
> Hi,
>
> detect an performance problem on my production server.
> System: Intel Xeon 3050 2x2,13 GHz (2048 MB), OpenSuSE 10.2, Java6, GlassFish V2 UR1, MySQL 5.0
>
> The problem occurs in an application with 120000 PI per day.
> My own logging shows me up to 1000 requests with big run time (5 - 30 seconds)
>
> Did some additional logging to find the reason.
> The problem occurs on the first call to the parameter map of the request (request.getParameter(key).
>

This is evaluate lazily, and that's why the first request invocation
takes more times. Just curious, how many threads have you configured?

Thanks

-- Jeanfrancois


> Does anybody now why could take so much time?
> Is this Map stored to disk or something?
>
> thanx,
> J. Hammoud
> [Message sent by forum member 'hammoud' (hammoud)]
>
> http://forums.java.net/jive/thread.jspa?messageID=278516
>
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