Re: [announce, patch] 4G/4G split on x86, 64 GB RAM (and more) support

From: Andi Kleen (ak@suse.de)
Date: Wed Jul 09 2003 - 07:44:40 EST


"Kirill Korotaev" <kksx@mail.ru> writes:

> I didn't change TASK_SIZE in my patch, since there is a bug in libpthread,
> which causes SIGSEGV when java on non-standart kernel split is run :(((
> Test it with your kernel pls if not yet. You can find a jbb2000 test in
> internet.

That's fixed in the Sun JVM 1.4.2, or in Blackdown 1.4.1. I had the same
problem on AMD64. Currently it has a special "3GB" personality to
deal with the older JVMs. All the personality does is to move the top
of stack, an application could still place mmaps behind it.

-Andi
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