Date: Wed, 15 Oct 2003 11:24:56 +0200 From: "Roger 'Rocky' Vetterberg" <listsub@401.cx> To: "Greg 'groggy' Lehey" <grog@freebsd.org> Cc: rtjohan@syspres.com Subject: Re: Restoring vinum root from dump Message-ID: <3F8D1268.2020305@401.cx> In-Reply-To: <20031014012450.GQ57013@wantadilla.lemis.com> References: <3F89E312.6090502@syspres.com> <20031014012450.GQ57013@wantadilla.lemis.com>
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Greg 'groggy' Lehey wrote: > There's nothing special that you *need* to do for restoring to a Vinum > volume. There are, however, things that are important when restoring > system components. In particular, if you restore /usr/lib you'll > replace the C library /usr/lib/libc.so. It's then possible to crash > dynamically linked processes (since they no longer have libraries), > after which you could be left with a mainly unusable system. > > Vinum offers a solution to this problem, as you've noted: detach a > plex from each volume and restore to it. Then do some magic in single > user mode to remove the other plex and attach the one you've just > restored to. I'm not quite sure about the best way of doing this. > I'll think about it, but if anybody else has suggestions for doing > this with the least chance of shooting yourself in the foot, I'd be > interested to hear them. > > Greg I have tried different approaches a few times, but not only did I shoot myself in the foot, I blew away everything from the neck down. If there is a safe way to accomplish this, I would love a step-by-step howto or examples from someone that has actually accomplished this with a positive result. -- R
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