Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 17 Jul 2004 12:56:32 -0700
From:      Kris Kennaway <kris@obsecurity.org>
To:        Brian Fundakowski Feldman <green@freebsd.org>
Cc:        Kris Kennaway <kris@obsecurity.org>
Subject:   Re: panic: APIC: Previous IPI is stuck
Message-ID:  <20040717195632.GA67466@xor.obsecurity.org>
In-Reply-To: <20040717184240.GT1626@green.homeunix.org>
References:  <20040717103509.N24726@alpha.siliconlandmark.com> <20040717180605.E58695-100000@electra.nolink.net> <20040717181026.GA63963@xor.obsecurity.org> <20040717184240.GT1626@green.homeunix.org>

next in thread | previous in thread | raw e-mail | index | archive | help

--82I3+IH0IqGh5yIs
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Sat, Jul 17, 2004 at 02:42:40PM -0400, Brian Fundakowski Feldman wrote:
> On Sat, Jul 17, 2004 at 11:10:26AM -0700, Kris Kennaway wrote:
> > On Sat, Jul 17, 2004 at 06:10:45PM +0200, Lars Erik Gullerud wrote:
> > > On Sat, 17 Jul 2004, Andre Guibert de Bruet wrote:
> > >=20
> > > > pmap_rltacziynftirx(:a 9sfp4u4nc 8f4o,r0 ,56040f0b0f0c0108
> > > > ,a9f44c80,8) at 0x606f31c5
> > > [snip]
> > >=20
> > > > I am a little worried by the line that starts with pmap_rltac. It a=
ppears
> > > > to be the output of two interleaved messages, which I have yet to m=
ake
> > > > sense of. At this point the machine is deadlocked and nothing short=
 of a
> > > > reset will get it to budge.
> > >=20
> > > FYI, the two interleaved lines actually seem to be:
> > >=20
> > > rtcintr(a9f44c84,0,64fbfc18,a9f44c80,8) at 0x606f31c5
> > > pmap_lazyfix: spun for 50000000
> > >=20
> > > I seem to remember Kris Kennaway also having a couple of panics where
> > > pmap_lazyfix errors got interleaved with the output.
> >=20
> > Yeah, I've had to disable SMP because this panic happens too often.
>=20
> Does it only happen with a constant $NCPU+ load average?  I have never
> seen it here.

Yeah, it's usually a pretty busy machine.  It does a lot of
buildworlds, nfs, concurrent www serving and ssh dispatching.

Kris

--82I3+IH0IqGh5yIs
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.4 (FreeBSD)

iD4DBQFA+YRwWry0BWjoQKURAklhAJ9W4pm7Z4HIgqswR14RiVT3Bnq5LQCYlVOc
rusYYQkCvU8alXXeUCkFHg==
=DQwo
-----END PGP SIGNATURE-----

--82I3+IH0IqGh5yIs--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20040717195632.GA67466>