Date: Tue, 22 Feb 2011 11:05:00 +0000 From: Bruce Cran <bruce@cran.org.uk> To: Jeremy Chadwick <freebsd@jdc.parodius.com> Cc: Greg Bonett <greg@bonett.org>, freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: 8.1 amd64 lockup (maybe zfs or disk related) Message-ID: <1298372700.4940.76.camel@debian.nessbank> In-Reply-To: <20110207085537.GA20545@icarus.home.lan> References: <1297026074.23922.8.camel@ubuntu> <20110207045501.GA15568@icarus.home.lan> <1297065041.754.12.camel@ubuntu> <20110207085537.GA20545@icarus.home.lan>
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On Mon, 2011-02-07 at 00:55 -0800, Jeremy Chadwick wrote: > # NOTE: Systems with 8GB of RAM or more have prefetch enabled by default. > vfs.zfs.prefetch_disable="1" I think ZFS is enabled with 4 GB or more, not 8 GB: "ZFS NOTICE: Prefetch is disabled by default if less than 4GB of RAM is present; to enable, add "vfs.zfs.prefetch_disable=0" to /boot/loader.conf." -- Bruce Cran
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