Date: Mon, 24 Sep 2001 08:57:30 -0600 (MDT) From: Ronald G Minnich <rminnich@lanl.gov> To: David Malone <dwmalone@maths.tcd.ie> Cc: Attila Nagy <bra@fsn.hu>, <freebsd-hackers@FreeBSD.ORG> Subject: Re: Disk based file system cache Message-ID: <Pine.LNX.4.33.0109240856270.2435-100000@snaresland.acl.lanl.gov> In-Reply-To: <20010924152556.A90833@walton.maths.tcd.ie>
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On Mon, 24 Sep 2001, David Malone wrote: > On Mon, Sep 24, 2001 at 01:07:00PM +0200, Attila Nagy wrote: > > I'm just curious: is it possible to set up an NFS server and a client > > where the client has very big (28 GB maximum for FreeBSD?) swap area on > > multiple disks and caches the NFS exported data on it? > > This could save a lot of bandwidth on the NFS server and also redues load > > on that. > > This would really be more than NFS is supposed to do. There other > filesystems which can do this sort of thing - I think Coda might > be one of them. see the autocacher paper at http://www.acl.lanl.gov/~rminnich let me know if this is what you mean. I recently built a new one "from scratch" and it works. BUT, at least with Linux, my measurements show that the dcache really eliminates most of the benefits. ron To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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