From owner-freebsd-questions@FreeBSD.ORG  Sat Aug 19 21:02:45 2006
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: freebsd-questions@freebsd.org
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 55AD516A4DE
	for <freebsd-questions@freebsd.org>;
	Sat, 19 Aug 2006 21:02:45 +0000 (UTC)
	(envelope-from kris@obsecurity.org)
Received: from elvis.mu.org (elvis.mu.org [192.203.228.196])
	by mx1.FreeBSD.org (Postfix) with ESMTP id CC60D43D60
	for <freebsd-questions@freebsd.org>;
	Sat, 19 Aug 2006 21:02:44 +0000 (GMT)
	(envelope-from kris@obsecurity.org)
Received: from obsecurity.dyndns.org (elvis.mu.org [192.203.228.196])
	by elvis.mu.org (Postfix) with ESMTP id 92DED1A4DB4;
	Sat, 19 Aug 2006 14:02:44 -0700 (PDT)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id EE37E53ADD; Sat, 19 Aug 2006 17:02:43 -0400 (EDT)
Date: Sat, 19 Aug 2006 17:02:43 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Lisa Casey <lisa@jellico.com>
Message-ID: <20060819210243.GA61102@xor.obsecurity.org>
References: <000501c6c3cf$044f72c0$e0891342@net>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="HlL+5n6rz5pIUxbD"
Content-Disposition: inline
In-Reply-To: <000501c6c3cf$044f72c0$e0891342@net>
User-Agent: Mutt/1.4.2.2i
Cc: freebsd-questions@freebsd.org
Subject: Re: Tuning FreeBSD
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 19 Aug 2006 21:02:45 -0000


--HlL+5n6rz5pIUxbD
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Sat, Aug 19, 2006 at 04:35:29PM -0400, Lisa Casey wrote:
> Hi Folksm
>=20
> I'm getting these on a FreeBSD 5.3 box:
>=20
> Aug 19 15:46:32 radius sm-mta[12850]: k7JJk1rt012776: SYSERR(UID0): fill_=
fd:
> disconnect: cannot open /dev/null:
>  Too many open files in system
> Aug 19 15:46:40 radius kernel: kern.maxfiles limit exceeded by uid 0, ple=
ase
> see tuning(7).
> Aug 19 15:46:40 radius kernel: kern.maxfiles limit exceeded by uid 0, ple=
ase
> see tuning(7).
> Aug 19 15:46:35 radius sm-mta[12784]: k7JJk7F0012784: SYSERR(UID0): queue=
up:
> cannot create queue file ./qfk7JJk
> 7F0012784, euid=3D0, fd=3D-1, fp=3D0x0: Too many open files in system
>=20
> I checked, and the system shows:
>=20
> radius# sysctl kern.maxfiles
> kern.maxfiles: 1416
> radius# sysctl kern.maxusers
> kern.maxusers: 43
>=20
> I googled and read that kern.maxfiles is dependent upon kern.maxusers and
> that I shou;d raise maxusers which I tried to do via sysctl:
> radius# sysctl -w kern.maxusers=3D50
> sysctl: oid 'kern.maxusers' is a read only tunable
> sysctl: Tunable values are set in /boot/loader.conf
>=20
> My /boot/loader.conf is a zero byte length file.
>=20
> How can I fix this too many open files problem?

Edit loader.conf and make the specified change, then reboot.  See the
loader.conf manpage for more.

Kris

--HlL+5n6rz5pIUxbD
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.5 (FreeBSD)

iD8DBQFE53xzWry0BWjoQKURAqN6AJ9ajt0so7m1SXzn8Fag4mVtLV1wEACgsnB5
mTzGbADXgppKTQTIVm1PoZg=
=k/W0
-----END PGP SIGNATURE-----

--HlL+5n6rz5pIUxbD--