Date: Fri, 16 Dec 2005 17:32:17 +0100 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Lapo Nustrini <lapo@seanet.com> Cc: freebsd-geom@freebsd.org Subject: Re: gconcat Message-ID: <20051216163217.GC14985@garage.freebsd.pl> In-Reply-To: <52A581CA-EC39-4C83-8C77-CB373F68D3FB@seanet.com> References: <8B452D98-4FD5-4755-AB7F-31D278DF33F7@seanet.com> <20051216021759.GA14087@garage.freebsd.pl> <52A581CA-EC39-4C83-8C77-CB373F68D3FB@seanet.com>
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[-- Attachment #1 --] On Fri, Dec 16, 2005 at 08:10:51AM -0800, Lapo Nustrini wrote: +> +> On Dec 15, 2005, at 6:17 PM, Pawel Jakub Dawidek wrote: +> +> >On Thu, Dec 15, 2005 at 04:06:08PM -0800, Lapo Nustrini wrote: +> >+> +> >+> Can anyone tell me whether it is possible to expand a gconcat volume (by adding a drive to the end of it) without having to wipe the data from the existing set and +> >recreate +> >+> from scratch? +> >+> I don't mind having to manually edit bsdlabels and such. Just wondering if its possible at all. +> >+> I've been looking for some docs on this but can't seem to find a definitive answer. +> > +> >It should just work be relabeling providers. +> >If you did something like: +> > +> > # gconcat label foo da0 da1 +> > +> >You can expand it with: +> > +> > # gconcat label foo da0 da1 da2 da3 +> > +> >etc. Just be sure the order of old providers is the same. +> > +> >PS. You'd need to stop device 'foo' first. +> > +> +> This is what I tried: +> +> # mount /dev/concat/gc0 /mnt +> # cp -pr ttt /mnt +> # ls -la /mnt +> total 8 +> drwxr-xr-x 4 root wheel 512 Dec 16 07:49 . +> drwxr-xr-x 25 root wheel 1024 Dec 15 15:02 .. +> drwxrwxr-x 2 root operator 512 Dec 16 07:48 .snap +> drwxr-xr-x 2 lapo wheel 512 Nov 9 22:48 ttt +> # umount /mnt +> # gconcat stop gc0 +> # gconcat label gc0 ad1 ad3 ad4 ad6 ad7 +> # mount /dev/concat/gc0 /mnt +> # ls -la +> ls: ttt: Bad file descriptor +> total 6 +> drwxr-xr-x 4 root wheel 512 Dec 16 07:49 . +> drwxr-xr-x 25 root wheel 1024 Dec 15 15:02 .. +> drwxrwxr-x 2 root operator 512 Dec 16 07:48 .snap +> +> Am I missing a step? +> Thanks! Are you sure you gave correct order? It works here just fine... What was the previous 'gconcat label' command you gave? -- Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDouwRForvXbEpPzQRAqlEAKDXFG5rCBDdJbLrx2WFCT+rfIjOmQCgtJTA eaoLso0t7hmcCrBP6CL3lHg= =6ab2 -----END PGP SIGNATURE-----
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