From owner-freebsd-hackers@FreeBSD.ORG  Wed Jul 20 08:57:01 2005
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Date: Wed, 20 Jul 2005 10:56:58 +0200
From: Marc Olzheim <marcolz@stack.nl>
To: =?iso-8859-1?Q?=D6zkan?= KIRIK <ozkan@mersin.edu.tr>
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Cc: freebsd-hackers@freebsd.org
Subject: Re: Real and Free Memory
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On Wed, Jul 20, 2005 at 11:42:57AM +0300, zkan KIRIK wrote:
> Hi,
>=20
> i am trying to measure free memory and real memory.
>=20
> but values at dmesg.boot and sysctl  are diffrent.
>=20
> # cat /var/run/dmesg.boot | grep real
> real memory  =3D 268435456 (256 MB)
>=20
> # sysctl vm.vmtotal  | grep Real
> Real Memory:            (Total: 232792K Active 122448K)
>=20
> As above, values are not equal,
> so that, i cant trust the Free Memory value that sysctl gives.
>=20
> how can i get right values?

sysctl hw.physmem

Zlo

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