Date: Thu, 9 Dec 2004 09:21:02 +0100 From: Stijn Hoop <stijn@win.tue.nl> To: "Greg 'groggy' Lehey" <grog@FreeBSD.org> Cc: freebsd-questions@FreeBSD.org Subject: Re: Has anybody EVER successfully recovered VINUM? Message-ID: <20041209082102.GC58675@pcwin002.win.tue.nl> In-Reply-To: <20041209020656.GG92212@wantadilla.lemis.com> References: <20041208054552.71553.qmail@web50708.mail.yahoo.com> <20041208100905.GA12684@tuatara.fishballoon.org> <20041208105255.GW39558@pcwin002.win.tue.nl> <20041209020656.GG92212@wantadilla.lemis.com>
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--TakKZr9L6Hm6aLOc Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Dec 09, 2004 at 12:36:56PM +1030, Greg 'groggy' Lehey wrote: > On Wednesday, 8 December 2004 at 11:52:55 +0100, Stijn Hoop wrote: > > AFAIK the only way to guarantee a consistent rebuild is to do it > > offline (at least in 4.x, haven't tested gvinum in 5.x yet). > > > > > To play it safe you might want to unmount the volume before starting. > > > > I *have* to. >=20 > The issue is contention round where stripes are being written. The > code *should* avoid the contention, but it appears that there's a bug > there somewhere. I certainly agree with you that you should umount > the file system first. Well, it is a workaround but certainly acceptable to me. > There's no reason to believe that this problem exists in gvinum: I > believe the code has been completely rewritten. That is good to hear. I certainly have to further test gvinum RAID-5 in the near future. Now that setstate, checkparity & rebuildparity have been implemented there's not a technical reason not to, except for possible bugs. --Stijn --=20 "What kind of a two-bit operation are they running out of this treehouse, Cooper? I have seen some slipshod backwater burgs, but this place takes the cake." -- Special Agent Albert Rosenfield, "Twin Peaks" --TakKZr9L6Hm6aLOc Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQFBuAruY3r/tLQmfWcRAocIAKCKyB7Dqwx7pTfrt0MwgBXSdYNbSACgnymB OvrWvhaeruC3WKQhbPcb6Dk= =VKod -----END PGP SIGNATURE----- --TakKZr9L6Hm6aLOc--
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