Subject: Re: paging like crazy
To: Jukka Marin , Current Users <current-users@NetBSD.ORG>
From: Manuel Bouyer <>
List: current-users
Date: 09/04/2001 15:45:13
On Sat, Sep 01, 2001 at 08:25:39AM +0300, Jukka Marin wrote:
> Isn't there REALLY a way to limit the amount of RAM used by the disk buffer
> cache?
> After a full backup, _everything_ has been paged to disk and a 900 MHz
> Athlon with 384 MB RAM is much slower than a 50 MHz 486 with 16 MB and
> an older version of NetBSD.
> Please tell me what the kernel option is..  I'm still running 1.5W, but
> plan to move to 1.5X soon.

Did you try playing with the vm.anonmin, vm.vtextmin and vm.vnodemin sysctls ?
Especially try increasing anonmin & vtextmin (this is an integer between 0 and

Manuel Bouyer, LIP6, Universite Paris VI.