Date: Thu, 5 Mar 1998 09:53:10 -0100 (GMT) From: Remy NONNENMACHER <remy@synx.com> To: Terry Lambert <tlambert@primenet.com> Cc: tlambert@primenet.com, hackers@FreeBSD.ORG Subject: Re: Disk write caches Message-ID: <Pine.A32.3.91.980305094557.16895O-100000@rs1> In-Reply-To: <199803042312.QAA17919@usr01.primenet.com>
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On Wed, 4 Mar 1998, Terry Lambert wrote: > > > I would be very interested to see what the benchmarks on a machine > > > with soft updates would be with a disk with and without write > > > cacheing. > > > > I tested cache benefits within disks. Write cache disabling lowered the > > perfs from 2 to 10 time depending on operations. > > Did this include soft updates, however? > No. It was using 3.0 from December (25). How does soft update compares with async mounts ? Will the driver immediatly responding 'OK' for each write have no more interest with soft update ? To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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