Re: ZFS committed to the FreeBSD base.

From: Dag-Erling Smørgrav <des_at_des.no>
Date: Fri, 13 Apr 2007 20:13:02 +0200
Oliver Fromme <olli_at_lurza.secnetix.de> writes:
> Just a quick question: Does ZFS still work reliable when the write
> cache for ATA disks is enabled, i.e. with the line "hw.ata.wc=1" in
> /boot/loader.conf?

Yes, as long as the disk doesn't lie about flushing its cache.  Some
early ATA disks faked the FLUSHCACHE command to improve their
benchmark results.  I don't know if any still do.

DES
-- 
Dag-Erling Smørgrav - des_at_des.no
Received on Fri Apr 13 2007 - 16:13:07 UTC

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