Date: Fri, 1 Feb 2002 21:33:53 +0100 From: Jesper Skriver <jesper@skriver.dk> To: Doug White <dwhite@resnet.uoregon.edu> Cc: stable@FreeBSD.ORG Subject: Re: mount the same filesystem read-only on multiple boxes, and read-write on one ? Message-ID: <20020201213353.B47427@skriver.dk> In-Reply-To: <20020201122950.C9956-100000@resnet.uoregon.edu>; from dwhite@resnet.uoregon.edu on Fri, Feb 01, 2002 at 12:30:35PM -0800 References: <20020201195701.F21826@FreeBSD.org> <20020201122950.C9956-100000@resnet.uoregon.edu>
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On Fri, Feb 01, 2002 at 12:30:35PM -0800, Doug White wrote: > On Fri, 1 Feb 2002, Jesper Skriver wrote: > > > I was wondering if it would be possible to mount the same filesystem > > (over fiberchannel) read-only on multiple boxes, while at the same > > time it would be mounted read-write on a single box which write > > updates to the files. > > I think some work would be needed to disable caching for the RO > filesystem. It couldn't cache anything since it could change out from > under it ... That would be less of a problem, assuming it wouldn't cache it for long periods of time anyway. > Also, most SANs don't let you export a volume to multiple systems. I was told by the storage people that it possible, I believe they use it on some Solaris clusters too. /Jesper -- Jesper Skriver, jesper(at)skriver(dot)dk - CCIE #5456 Work: Network manager @ AS3292 (Tele Danmark DataNetworks) Private: FreeBSD committer @ AS2109 (A much smaller network ;-) One Unix to rule them all, One Resolver to find them, One IP to bring them all and in the zone to bind them. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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