Date: Sat, 11 Dec 2010 23:05:26 +0300 (MSK) From: Dmitry Morozovsky <marck@rinet.ru> To: Freddie Cash <fjwcash@gmail.com> Cc: freebsd-fs@freebsd.org Subject: Re: how to get rid of stale pool? [was (incorrect) stale zpool: how to rename?] Message-ID: <alpine.BSF.2.00.1012112303120.1864@woozle.rinet.ru> In-Reply-To: <AANLkTikeZoSQxcYfrBQT3dYJemjdn_Mq-VAJrjMMu9mm@mail.gmail.com> References: <alpine.BSF.2.00.1012092147200.88989@woozle.rinet.ru> <20101209193027.GA10784@icarus.home.lan> <alpine.BSF.2.00.1012101724020.20527@woozle.rinet.ru> <AANLkTikeZoSQxcYfrBQT3dYJemjdn_Mq-VAJrjMMu9mm@mail.gmail.com>
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On Fri, 10 Dec 2010, Freddie Cash wrote: FC> On Fri, Dec 10, 2010 at 6:25 AM, Dmitry Morozovsky <marck@rinet.ru> wrote: FC> > On Thu, 9 Dec 2010, Jeremy Chadwick wrote: FC> > JC> > how can I clear stale traces of old pool? FC> FC> zero out the first and last MB of the disk. FC> FC> ZFS stores the GPT and other pool metadata in those two locations. FC> It's nowhere near a MB in size, but if you clear out the first and FC> last MB, you're guaranteed to clear out all traces of ZFS metadata. well, bot what if I would have keep my existing pool on these disks? ;-) On the other hand, it's a mirror, and not too heavylu used, so I can remove second disk, clean it up, add it back, resilver, then do the same on the first one; however, it seems to be a bit more generic problem: stale pool referring no-longre-accessible devices seem to be unclearable... -- Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: marck@FreeBSD.org ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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