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From Vic Cekvenich>
Subject Re: Full GC freezes Tomcat
Date Tue, 15 Apr 2003 16:15:34 GMT
Try using one of the many non Sun VM. (BEA, Orcale and IBM do).

You will have much luck with this, it's free:
Note how you can monitor the GC remotely and a nice paper on GC.

.V wrote:
> Hi!
> We recently upgraded a one processor, 256 Mbytes RAM machine, to a 2
> processors, 1 Gbytes RAM machine.
> The old machine was nicely running Tomcat 4.1.12 with j2sdk-1.4.0 (Xms48M
> and Xmx128M), and the new one is running Tomcat 4.1.18 with j2sdk-1.4.1_01
> (Xms512M and Xmx512M).
> With the new configuration, memory consumption keeps growing (some GCs and
> Full GCs are performed, releasing some memory) until it reaches the total
> available memory, when even Full GC canĀ“t release enough memory and the
> Tomcat server stops responding.
> What can be wrong? Should we use jdsdk_3 in order to be able to use the XX
> parameters?
> Thanks in Advance,
> Carlos Zottmann.

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