From owner-freebsd-fs@FreeBSD.ORG Thu May 10 17:26:45 2007 Return-Path: X-Original-To: freebsd-fs@freebsd.org Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id CB7EB16A402 for ; Thu, 10 May 2007 17:26:45 +0000 (UTC) (envelope-from garyj@jennejohn.org) Received: from mail08b.verio.de (mail08b.verio.de [213.198.55.74]) by mx1.freebsd.org (Postfix) with SMTP id 308F513C44B for ; Thu, 10 May 2007 17:26:45 +0000 (UTC) (envelope-from garyj@jennejohn.org) Received: from mx79.stngva01.us.mxservers.net (204.202.242.150) by mail08b.verio.de (RS ver 1.0.95vs) with SMTP id 0-015788000 for ; Thu, 10 May 2007 19:26:41 +0200 (CEST) Received: from mmm808.verio.de [213.198.55.120] (EHLO mmm808.verio.de) by mx79.stngva01.us.mxservers.net (mxl_mta-1.3.8-10p4) with ESMTP id a4253464.24060.372.mx79.stngva01.us.mxservers.net; Thu, 10 May 2007 13:11:38 -0400 (EDT) Received: (qmail 74131 invoked from network); 10 May 2007 17:26:39 -0000 Received: from unknown (HELO peedub.jennejohn.org) (89.59.26.168) by with SMTP; 10 May 2007 17:26:39 -0000 Received: from jennejohn.org (localhost [127.0.0.1]) by peedub.jennejohn.org (8.14.1/8.14.1) with ESMTP id l4AHQXi0013739; Thu, 10 May 2007 19:26:36 +0200 (CEST) (envelope-from garyj@jennejohn.org) Message-Id: <200705101726.l4AHQXi0013739@peedub.jennejohn.org> X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.0.4 To: Bakul Shah In-reply-to: Your message of "Thu, 10 May 2007 09:44:57 PDT." <20070510164457.7FCA35B5A@mail.bitblocks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 10 May 2007 19:26:33 +0200 From: Gary Jennejohn X-Spam: [F=0.4608847928; heur=0.500(-19800); stat=0.450; spamtraq-heur=0.510(2007022501)] X-MAIL-FROM: X-SOURCE-IP: [213.198.55.120] X-SF-Loop: 1 Cc: freebsd-fs@freebsd.org Subject: Re: zfs and kmem_map too small panic X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Gary Jennejohn List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 May 2007 17:26:45 -0000 Bakul Shah writes: > I still see this panic even after reducing kern.maxvfs to > 75000 (and even compling in a limit of 75000). Trying to > rsync the freebsd cvs repo from a UFS disk to ZFS triggers it > every time. Is anyone else seeing this problem? If so, what > is your configuration? I am running -current on an X2 Dual > core opteron system but in 32 bit mode. If you are running a > similar system but do not run into this bug, did you have to > change any default parameters for zfs or the amount of KVM? > Thanks! > I'm running i386 on an AMD64 X2 with 2GB of RAM. I used to see panics until I made the following additions: /boot/loader.conf vfs.zfs.zil_disable="1" vm.kmem_size="536870912" vfs.zfs.arc_max="67108865" /etc/sysctl.conf kern.maxvnodes=74500 [was 100000] The worst I've hammered the system recently was to ``rm -rf /usr/src'' (UFS) and then cvsup it from the local CVS repository (ZFS). --- Gary Jennejohn / garyjATjennejohnDOTorg gjATfreebsdDOTorg garyjATdenxDOTde