Date: Tue, 05 Dec 2006 10:25:21 -0600 From: Eric <heli@mikestammer.com> To: Ronald Paul <ronald@rcpaul.nl> Cc: "B. Cook" <bcook@poklib.org>, freebsd-questions@freebsd.org Subject: Re: Moving to a new disk.. Message-ID: <45759D71.1000901@mikestammer.com> In-Reply-To: <457599D5.5000904@rcpaul.nl> References: <457594C2.90803@poklib.org> <457599D5.5000904@rcpaul.nl>
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Ronald Paul wrote: > B. Cook wrote: > >> I've got a dying drive on my hands.. and I know I found a doc/guide >> on the handbook before regarding this.. >> >> something like.. >> >> # tar cf - --one-file-system -C /var . | tar xpvf - -C /mnt/var > > [..] > >> what would be the best way? > > I do it this way: > > dd if=/dev/ad0 of=/dev/ad2 bs=8m > > Where /dev/ad0 is the source disk and /dev/ad2 is the destination > disk. Make sure nothing is mounted. This process takes place at sector > level, so the boot sector, the partition table and even empty sectors > are copied. That someone might want to resize some partitions > afterwards to be able to use that extra 10 GB. > this is one reason why dump is better. it only dumps what there is to dump. no need to worry about the extra space, etc after the fact
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