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From "Christoph Gaffga" <>
Subject Re: New JDK available
Date Thu, 24 Jul 2003 11:40:20 GMT
we are running Cocoon 2.1m3 on JDK 1.2
with -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -Xmx120
0m -Xms1200m and we see only little perfomance increase. But there is
something I read in the java perfomance docs, they say: Don't use object
pools, because the internal garbagge collection ist better and does it
faster, also with overhead of creating an new instance. Is this true for


----- Original Message -----
From: "Berin Loritsch" <>
To: <>
Sent: Wednesday, July 23, 2003 3:23 PM
Subject: New JDK available

> Ladies and gentlemen,
> The new Java 1.4.2 runtime/SDK is available, and it has some new
> enhancements.  Among them is a parallel (concurrent) garbage collector.
> would be very telling to see how that affects Cocoon's scalability on the
> server.
> Any enterprising individual up to the challenge?  Since my current work
> that I do fat client development, I don't have the time to do it myself.
> have long dreamed of such a garbage collection algorithm, and now we can
> if it pays off.
> --
> "They that give up essential liberty to obtain a little temporary safety
>   deserve neither liberty nor safety."
>                  - Benjamin Franklin

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