From owner-freebsd-net@FreeBSD.ORG  Wed May 24 19:53:16 2006
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
X-Original-To: freebsd-net@freebsd.org
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 98F8D16A435
	for <freebsd-net@freebsd.org>; Wed, 24 May 2006 19:53:16 +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 CAEF443D76
	for <freebsd-net@freebsd.org>; Wed, 24 May 2006 19:53:09 +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 92C961A4EAB;
	Wed, 24 May 2006 12:53:09 -0700 (PDT)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id 054B151616; Wed, 24 May 2006 15:53:08 -0400 (EDT)
Date: Wed, 24 May 2006 15:53:08 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Marko Lerota <marko.lerota@zg.t-com.hr>
Message-ID: <20060524195308.GA87701@xor.obsecurity.org>
References: <20060523135201.75470.qmail@web36303.mail.mud.yahoo.com>
	<86vervva0x.fsf@redcloud.local>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="5vNYLRcllDrimb99"
Content-Disposition: inline
In-Reply-To: <86vervva0x.fsf@redcloud.local>
User-Agent: Mutt/1.4.2.1i
Cc: freebsd-net@freebsd.org, Nash Nipples <trashy_bumper@yahoo.com>
Subject: Re: nfsd and CPU/performance problem
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 24 May 2006 19:53:18 -0000


--5vNYLRcllDrimb99
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Wed, May 24, 2006 at 03:15:42PM +0200, Marko Lerota wrote:
> Nash Nipples <trashy_bumper@yahoo.com> writes:
>=20
> >    Hi Marko,
> >
> > Actually i dont find that load critical. I think those lines well tell =
that actually the process is running 581m42s and now it utilizes 13.48%=20
>=20
> Sometimes it was 80%
>=20
> > which sounds like a "kernel tuning issue" if you have excluded nfsserve=
r out of your kernel config last time u were compiling it. if you didnt jus=
t skip this part at this time.
> >     please make sure that the following lines do exist
> >     options         NFSCLIENT               # Network Filesystem  Client
> >     options         NFSSERVER               # Network Filesystem Server
> >     options         NFS_ROOT                # NFS usable as /, requires=
 NFSCLIENT
>=20
> No=20
>=20
> > These options are added in rc.conf and server now works correctly. =20
> >
> > rpc_lockd_enable=3D"YES"
> > rpc_statd_enable=3D"YES"
>=20
> It didn't help.

See discussion on stable@ for what is believed to be the problem.
Backing out the changes to vfs_lookup.c would work around the problem
for now (although it reintroduces other bugs).

> Now cpu is like it should be, but BSD crashes twice a day=20
> with nothing in logs that I can find.

What do you mean "crashes" then?  Do you need to configure crashdumps
as described in the handbook and developers' handbook?

Kris

--5vNYLRcllDrimb99
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.3 (FreeBSD)

iD8DBQFEdLmkWry0BWjoQKURAl9KAKCNtWcZ0haEzvxoiVaRmSMew+pevgCeLhR2
sYBKAFTj+ODVkalmykt16kI=
=/kSc
-----END PGP SIGNATURE-----

--5vNYLRcllDrimb99--