Date: Fri, 16 Mar 2007 15:56:28 -0400 From: John Nielsen <lists@jnielsen.net> To: freebsd-questions@freebsd.org Cc: Steve Franks <stevefranks@ieee.org> Subject: Re: mirror without destroying existing contents Message-ID: <200703161556.28792.lists@jnielsen.net> In-Reply-To: <539c60b90703161248p7ddf9aefxf766ef482b6036cd@mail.gmail.com> References: <539c60b90703131212m731986b1p8603a86eca00d6b2@mail.gmail.com> <200703161208.49305.lists@jnielsen.net> <539c60b90703161248p7ddf9aefxf766ef482b6036cd@mail.gmail.com>
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On Friday 16 March 2007 15:48, Steve Franks wrote: > On 3/16/07, John Nielsen <lists@jnielsen.net> wrote: > > On Friday 16 March 2007 11:18, Steve Franks wrote: > > > I get the following: > > > > > > #gmirror label -v -b split -s 1024 data ad0 > > > can't store metadata on ad0: operation not permitted. > > > > That most likely means that you currently have a filesystem on ad0 > > mounted. If that's the case you should be glad that the OS was smarter > > than you. What steps had you taken prior to this? > > It appears to say in the manpage that you can do this on a disk with > an existing filesys - would you expect it to work if the disk is > unmounted first, then? > > Steve > > man gmirror: > "Create a mirror on disk with valid data (note that the last sector of the > disk will be overwritten). Add another disk to this mirror, so it > will be synchronized with existing disk: > > gmirror label -v -b round-robin data da0 > gmirror insert data da1 > " I would expect it to, yes. JN
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