Date: Fri, 14 Sep 2007 13:08:14 +0200 From: "Ulrich Spoerlein" <uspoerlein@gmail.com> To: "Brandon Weisz" <lists@avioc.org> Cc: Joao Barros <joao.barros@gmail.com>, Pawel Jakub Dawidek <pjd@freebsd.org>, current@freebsd.org Subject: Re: ZFS not caching right? Message-ID: <7ad7ddd90709140408p49468629hd01e41c6c8820a3a@mail.gmail.com> In-Reply-To: <1189721343.17751.20.camel@section-8.ipv6.avioc.org> References: <20070906184853.GB90021@roadrunner.spoerlein.net> <20070910195833.GE1103@garage.freebsd.pl> <70e8236f0709131425h2f651c32j5e23d7901ce6e1f7@mail.gmail.com> <1189721343.17751.20.camel@section-8.ipv6.avioc.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On 9/14/07, Brandon Weisz <lists@avioc.org> wrote: > On Thu, 2007-09-13 at 22:25 +0100, Joao Barros wrote: > > This happened 1 day after compiling new sources: > > panic: kmem_malloc(90112): kmem_map too small: 329805824 total allocated > > when writing through NFS. > > Machine has 1GB of ram and: > > vfs.zfs.arc_min: 16777216 > > vfs.zfs.arc_max: 251658240 > > > > I hadn't had any panics with sources from August 16 but before your > > recent changes vfs.zfs.arc_max was 167772160 > > kern.maxvnodes is not set to 50000 as recomended ( on purpose ) and is > > currently at 52242 set by the system. Is 50000 still recomended after > > your changes? > > > > Just a "me too" - > > I am also seeing "kmem_map too small" panics on a amd64 NFS server with > 1 GB ram after the recent zfs changes. setting > vm.kmem_size_max="402653184" seems to have stopped the panics, however > this was not needed previously. Hmm, it's solid for me. i386 with 1GB RAM and arc_max of 128MB (instead of 256MB). maxvnodes is set to 50k and kmem is at its system tuned default. Uli
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?7ad7ddd90709140408p49468629hd01e41c6c8820a3a>