Date: Mon, 26 Jun 2006 16:05:55 +0300 (EEST) From: Dmitry Pryanishnikov <dmitry@atlantis.dp.ua> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: John-Mark Gurney <gurney_j@resnet.uoregon.edu>, Pawel Jakub Dawidek <pjd@freebsd.org>, freebsd-arch@freebsd.org Subject: Re: Accessing disks via their serial numbers. Message-ID: <20060626160403.X47547@atlantis.atlantis.dp.ua> In-Reply-To: <46654.1151326570@critter.freebsd.dk> References: <46654.1151326570@critter.freebsd.dk>
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On Mon, 26 Jun 2006, Poul-Henning Kamp wrote: >> I'm repeating my recent post to -current, just for the record... Actually, >> there IS the way to tell whether the last sector is in use on UFS, and >> reserve it from futher use by FS. It's badsect(8). Just declare the last >> sector as bad, [...] > > The problem with this approach is that if the user does a newfs and restore, > the information is not preserved. The last sector must be re-marked as BAD after newfs and before restore, just like actual BAD sector. I don't say that keeping the last sector out of use is simple, but it's definitely possible (again, with UFS). Sincerely, Dmitry -- Atlantis ISP, System Administrator e-mail: dmitry@atlantis.dp.ua nic-hdl: LYNX-RIPE
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