2011/5/16 Luís de Sousa <[email protected]>:
> Dear all,
>
> I'm struggling with one of those situations where Geoserver hangs up,
> occupying 100% of CPU and not answering requests.

Haven't experienced something like this for a long time. What version
of GS is that?

> In the log files I'm
> getting loads of time out exceptions, but nothing special, apart the
> exception reproduced below. This locked file exception is coming when
> I shutdown Geoserver.
>
> Can this exception be causing Geoserver to hang up? If not, is there a
> way to avoid Geoserver permanently occupying the CPU at 100%, like
> tweaking some threshold?

Use jstack and find out what is chewing up all the CPU, see here:

http://docs.geoserver.org/latest/en/user/production/troubleshooting.html

Cheers
Andrea

-- 
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Ing. Andrea Aime
GeoSolutions S.A.S.
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