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Date:      Sat, 25 Apr 1998 20:29:12 +0200
From:      Eivind Eklund <eivind@yes.no>
To:        Mikhail Teterin <mi@aldan.algebra.com>, current@FreeBSD.ORG
Subject:   Re: sysctl from Linux (*envy*)
Message-ID:  <19980425202912.47672@follo.net>
In-Reply-To: <199804251631.MAA08608@rtfm.ziplink.net>; from Mikhail Teterin on Sat, Apr 25, 1998 at 12:31:47PM -0400
References:  <19980425182642.30642@follo.net> <199804251631.MAA08608@rtfm.ziplink.net>

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On Sat, Apr 25, 1998 at 12:31:47PM -0400, Mikhail Teterin wrote:
> Eivind Eklund once stated:
> 
> => Wait. Then, I'm confused. Does linux's overcommit_memory affect kernel
> => or libc's malloc? 
> 
> =kernel.
> =
> =It stop the kernel from giving out page-mappings it doesn't have
> =backing for.
> 
> Oh, so, strictly speaking, it does not have much to do with malloc
> at all, but rather with sbrk(2)? Your initial posting confused me.

Just to clarify: My initial posting was a quote from the Linux
documentation, with a two-line comment at the end of my own.

Basically, what would be nice was a model where one could avoid memory
overcommit, both on an entire system and on a process-by-process basis.

Eivind.

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