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>
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--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--
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