Date: Fri, 4 Feb 2011 13:29:57 -0800 From: Jeremy Chadwick <freebsd@jdc.parodius.com> To: Bruce Cran <bruce@cran.org.uk> Cc: FreeBSD Filesystems <freebsd-fs@freebsd.org> Subject: Re: geom_sched and ZFS Message-ID: <20110204212957.GA9549@icarus.home.lan> In-Reply-To: <20110204172822.00006149@unknown> References: <AANLkTikY15zS7YvfNfRB0unb2qYaHkyQp__YJ7_b8nUa@mail.gmail.com> <20110204172822.00006149@unknown>
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On Fri, Feb 04, 2011 at 05:28:22PM +0000, Bruce Cran wrote: > On Fri, 4 Feb 2011 08:40:03 -0800 > Freddie Cash <fjwcash@gmail.com> wrote: > > > Just curious if anyone has played around with geom_sched underneath > > ZFS, and found it to be extremely worthwhile, or not worth the bother, > > or if if it should be avoided altogether. > > ZFS has its own I/O scheduler so shouldn't have any use for geom_sched. > See http://www.solarisinternals.com/wiki/index.php/ZFS_Performance for > details. And furthermore, gsched greatly angers things like sysinstall. -- | Jeremy Chadwick jdc@parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP 4BD6C0CB |
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