Date: Fri, 13 Apr 2007 20:13:02 +0200 From: des@des.no (Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?=) To: freebsd-current@FreeBSD.ORG Cc: freebsd-fs@FreeBSD.ORG, zfs-discuss@opensolaris.org, pjd@FreeBSD.ORG Subject: Re: ZFS committed to the FreeBSD base. Message-ID: <86veg0kus1.fsf@dwp.des.no> In-Reply-To: <200704131520.l3DFKSLs041554@lurza.secnetix.de> (Oliver Fromme's message of "Fri, 13 Apr 2007 17:20:28 %2B0200 (CEST)") References: <200704131520.l3DFKSLs041554@lurza.secnetix.de>
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Oliver Fromme <olli@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=3D1" 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 --=20 Dag-Erling Sm=F8rgrav - des@des.no
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