Date: Tue, 8 Sep 2009 18:44:13 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Gerrit =?iso-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de> Cc: freebsd-fs@freebsd.org, freebsd-stable@freebsd.org Subject: Re: zfs kernel panic Message-ID: <20090908164413.GC1539@garage.freebsd.pl> In-Reply-To: <20090908172332.476d9e0b.gerrit@pmp.uni-hannover.de> References: <20090908172332.476d9e0b.gerrit@pmp.uni-hannover.de>
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--JYK4vJDZwFMowpUq Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Sep 08, 2009 at 05:23:32PM +0200, Gerrit K=FChn wrote: > Hi folks, >=20 > I just upgraded a zfs server from 7.0-something to 7.2-stable and hoped to > get rid of some minor instabilities I experienced every 6 months or so. > Unfortunately, the new system crashed for the first time after only a few > hours when copying some files via scp onto it. > I got a kernel panic which looked quite similar to the one reported here > (kmem_map too small): > <http://www.archivum.info/freebsd-fs@freebsd.org/2009-04/00071/FreeBSD_7.= 2-RC1_-_ZFS_related_kernel_panic_quot_kmem_map_too_small_quot> >=20 > I have a dual cpu dual core opteron system with 4GB of RAM and a 3-disk > raidz1. I took out the memory settings from loader.conf as suggested in > UPDATING. I did not yet upgrade zpool nor zfs version (would that help?). > Are there any known issues or any further hints what might cause the > crash? I copied the files again, but this time everything went fine. If this is amd64, add vm.kmem_size=3D"4G" to your loader.conf back. --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --JYK4vJDZwFMowpUq Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFKpondForvXbEpPzQRAluUAJ44tvn4pDDin8niwggxLpojwbAsEgCfSi6+ bUW230aApqoP797xQp1WpD8= =zzNS -----END PGP SIGNATURE----- --JYK4vJDZwFMowpUq--
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