Date: Thu, 25 Oct 2007 17:10:04 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Attila Nagy <bra@fsn.hu> Cc: freebsd-fs@freebsd.org Subject: Re: ZFS and disk naming change (ex. da0->da4) Message-ID: <20071025151004.GA4511@garage.freebsd.pl> In-Reply-To: <47208FC8.7060203@fsn.hu> References: <471F5B46.9050106@fsn.hu> <20071024155723.GA1431@garage.freebsd.pl> <47208FC8.7060203@fsn.hu>
next in thread | previous in thread | raw e-mail | index | archive | help
--0OAP2g/MAC+5xKAE
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable
On Thu, Oct 25, 2007 at 02:44:56PM +0200, Attila Nagy wrote:
> On 10/24/07 17:57, Pawel Jakub Dawidek wrote:
> >ZFS caches components names in /boot/zfs/zpool.cache. You may remove
> >this file and import the pool again.
> > =20
> Pawel, thanks for the quick answer.
>=20
> On the same machine I do an rsync from another machine. The first run=20
> went OK, but the next (incremental, both sides contain nearly the same=20
> amount of stuff) ones result in a panic:
> rsync -va --progress --delete root@192.168.1.1:/home/cyrus/spool/=20
> /people/mail/var/spool/imap/
> receiving file list ...
> 586728 files to consider
> 169500 files... (crash)
>=20
> There are bigger and smaller files in many directories. There are=20
> mid-sized directories with several thousands of small files (40-50000),=
=20
> because this is a cyrus (maildir-like) mailspool.
>=20
> The target machine (which crashes) is:
> uname -a
> FreeBSD artax 7.0-BETA1 FreeBSD 7.0-BETA1 #1: Thu Oct 25 09:10:32 CEST=20
> 2007 root@artax:/usr/obj/usr/src/sys/ARTAX i386
>=20
> The machine has only 1G RAM, the ZFS and other kmem related settings are=
=20
> left on their default values.
> Unread portion of the kernel message buffer:
> panic: kmem_malloc(131072): kmem_map too small: 335319040 total allocated
> cpuid =3D 0
> Uptime: 18m22s
> Physical memory: 1015 MB
> Dumping 372 MB: 357 341 325 309 293 277 261 245 229 213 197 181 165 149=
=20
> 133 117 101 85 69 53 37 21 5
>=20
> #0 doadump () at pcpu.h:195
> 195 __asm __volatile("movl %%fs:0,%0" : "=3Dr" (td));
>=20
> I've tried to lower vfs.zfs.arc_max first to 32, then 16 MB, but the=20
> panics still occur.
Have you tried the patch I posted some weeks ago?
http://people.freebsd.org/~pjd/patches/vm_kern.c.2.patch
--=20
Pawel Jakub Dawidek http://www.wheel.pl
pjd@FreeBSD.org http://www.FreeBSD.org
FreeBSD committer Am I Evil? Yes, I Am!
--0OAP2g/MAC+5xKAE
Content-Type: application/pgp-signature
Content-Disposition: inline
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.4 (FreeBSD)
iD8DBQFHILHMForvXbEpPzQRApzdAKDQciepVnAnS+rirLg1ofbWB/sgSwCeP+Rm
RQRxuD5/SFkBdfzYOD23IrU=
=uZcC
-----END PGP SIGNATURE-----
--0OAP2g/MAC+5xKAE--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20071025151004.GA4511>