From owner-freebsd-fs@FreeBSD.ORG Thu Oct 25 17:21:12 2007 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 381E916A46B for ; Thu, 25 Oct 2007 17:21:12 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (arm132.internetdsl.tpnet.pl [83.17.198.132]) by mx1.freebsd.org (Postfix) with ESMTP id C26AC13C4AC for ; Thu, 25 Oct 2007 17:21:11 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id F18FF46B40; Thu, 25 Oct 2007 19:21:09 +0200 (CEST) Received: from localhost (154.81.datacomsa.pl [195.34.81.154]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.garage.freebsd.pl (Postfix) with ESMTP id 4BCCF45F82; Thu, 25 Oct 2007 19:21:04 +0200 (CEST) Date: Thu, 25 Oct 2007 19:20:39 +0200 From: Pawel Jakub Dawidek To: Attila Nagy Message-ID: <20071025172039.GA5172@garage.freebsd.pl> References: <471F5B46.9050106@fsn.hu> <20071024155723.GA1431@garage.freebsd.pl> <47208FC8.7060203@fsn.hu> <20071025151004.GA4511@garage.freebsd.pl> <4720C8C5.2040909@fsn.hu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="UlVJffcvxoiEqYs2" Content-Disposition: inline In-Reply-To: <4720C8C5.2040909@fsn.hu> User-Agent: Mutt/1.4.2.3i X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 7.0-CURRENT i386 X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on mail.garage.freebsd.pl X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=BAYES_00 autolearn=ham version=3.0.4 Cc: freebsd-fs@freebsd.org Subject: Re: ZFS and disk naming change (ex. da0->da4) X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 Oct 2007 17:21:12 -0000 --UlVJffcvxoiEqYs2 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Oct 25, 2007 at 06:48:05PM +0200, Attila Nagy wrote: > On 10/25/07 17:10, Pawel Jakub Dawidek wrote: > >>panic: kmem_malloc(131072): kmem_map too small: 335319040 total allocat= ed > >>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 > >> > >>#0 doadump () at pcpu.h:195 > >>195 __asm __volatile("movl %%fs:0,%0" : "=3Dr" (td)); > >> > >>I've tried to lower vfs.zfs.arc_max first to 32, then 16 MB, but the=20 > >>panics still occur. > >> =20 > > > >Have you tried the patch I posted some weeks ago? > > > > http://people.freebsd.org/~pjd/patches/vm_kern.c.2.patch > > =20 > Umm, no, not until now. >=20 > The result is the same: > Unread portion of the kernel message buffer: > panic: kmem_malloc(131072): kmem_map too small: 335331328 total allocated > cpuid =3D 0 > Uptime: 15m25s > Physical memory: 1015 MB > Dumping 371 MB: 356 340 324 308 292 276 260 244 228 212 196 180 164 148= =20 > 132 116 100 84 68 52 36 20 4 >=20 > #0 doadump () at pcpu.h:195 > 195 __asm __volatile("movl %%fs:0,%0" : "=3Dr" (td)); >=20 > This is with the default settings, so: > vm.kmem_size_max: 335544320 > vm.kmem_size: 335544320 One more thing. Can you add: vm.kmem_size=3D629145600 vm.kmem_size_max=3D629145600 to your /boot/loader.conf, but don't touch any other settings (ie. don't tune maximum number of vnodes, ARC size, etc.), let ZFS to autotune them. --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --UlVJffcvxoiEqYs2 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFHINBnForvXbEpPzQRAkevAJ9FnmxIrE2MjKmBNsQu0qx8Mrp75gCg0300 keyTuXHJxz+qJ1s54tqRWvE= =pxUn -----END PGP SIGNATURE----- --UlVJffcvxoiEqYs2--