Date: Fri, 1 Feb 2002 22:11:41 +0100 From: Wilko Bulte <wkb@freebie.xs4all.nl> To: Doug White <dwhite@resnet.uoregon.edu> Cc: Jesper Skriver <jesper@FreeBSD.ORG>, stable@FreeBSD.ORG Subject: Re: mount the same filesystem read-only on multiple boxes, and read-write on one ? Message-ID: <20020201221141.B9318@freebie.xs4all.nl> 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 ... > > Also, most SANs don't let you export a volume to multiple systems. That is not an attribute of the SAN but of the array controller. I can 'export' a LUN on our CPQ HSG80 controllers to lots of servers at the same time. Need to be able to do that for example for Tru64 Truclusters. W/ -- | / o / /_ _ email: wilko@FreeBSD.org |/|/ / / /( (_) Bulte Arnhem, the Netherlands To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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