Date: Mon, 28 Apr 2008 10:45:11 +0200 From: "Ivan Voras" <ivoras@freebsd.org> To: "Jeremy Chadwick" <koitsu@freebsd.org> Cc: Randy Bush <randy@psg.com>, freebsd-fs@freebsd.org Subject: Re: zfs and vfs.zfs.prefetch_disable="1" Message-ID: <9bbcef730804280145x6961c43ekab916ec289396361@mail.gmail.com> In-Reply-To: <20080428083133.GA81628@eos.sc1.parodius.com> References: <48142ABE.4050107@psg.com> <20080428083133.GA81628@eos.sc1.parodius.com>
next in thread | previous in thread | raw e-mail | index | archive | help
2008/4/28 Jeremy Chadwick <koitsu@freebsd.org>: > On Sun, Apr 27, 2008 at 04:26:54PM +0900, Randy Bush wrote: > > i have in my incantations for zfs on i386 to stick the following in > > /boot/loader.conf.local > > > > vm.kmem_size=600M > > vm.kmem_size_max=600M > > zfs_load=YES > > vfs.zfs.prefetch_disable=1 > > > > but i have no idea where that last one crept in. any clues? > > It probably came from the old version of the "ZFS Tuning Guide" section > of the ZFS on FreeBSD Wiki. It was removed on August 30th 2007 by Ivan > Voras. > > http://wiki.freebsd.org/ZFSTuningGuide?action=diff&rev2=12&rev1=11 > http://wiki.freebsd.org/ZFSTuningGuide?action=recall&rev=12 > http://wiki.freebsd.org/ZFSTuningGuide?action=recall&rev=11 > > I've CC'd him here. The change you reference is apparently about zil_disable, which wasn't removed, just moved. But the prefetch_disable setting was added and removed a couple of times to the page, the latest being that it was added since Pawel uses it in his post.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?9bbcef730804280145x6961c43ekab916ec289396361>