Date: Fri, 24 Aug 2007 08:16:53 +0200 (CEST) From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> To: Patrick Baldwin <Patrick.Baldwin@studsvik.com> Cc: freebsd-questions@freebsd.org Subject: Re: FreeBSD USB disks - booting and backups Message-ID: <20070824080818.W73687@wojtek.tensor.gdynia.pl> In-Reply-To: <46CDFD6F.6070502@studsvik.com> References: <46CDB649.8060102@studsvik.com> <20070823205805.B25633@wojtek.tensor.gdynia.pl> <46CDFD6F.6070502@studsvik.com>
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>> >> i'm doing this with my notebook. > > Great. What kind of drive? And have you actually > had to do a restore? > some used 80GB 3.5" drive (Seagate) + noname USB-IDE jack (true noname, nothing written on it). the latter costed 6$ new, including disk power supply. works very well. i don't make any partitions on it, just dd if=/dev/zero of=/dev/da0 bs=1m count=1 to clear things up newfs -m 0 -O1 -i 16384 -b 4096 -f 512 -U /dev/da0 options for max of space, not performance, as i backup 120GB notebook drive. then to make a copy i do: mount -o noatime /dev/da0 /root/copy cd /root/copy rsync -avrlHpogDtS --delete --force --exclude-from=/root/copy.exclude / . umount /root/copy my copy.exclude file looks like that (change to your needs: /OLD /root/copy/* /dev/* /usr/ports /proc/* swap /tmp/* /var/tmp/* /usr/compat/linux/proc/* /usr/obj the /OLD file are on copy drive, not master, just to be able to have many generations done by cp -lpR after copying first time you have to bsdlabel -B da0 WARNING: when booting from copy, get to single user and fix fstab to have /dev/da0 as root. other remarks: keep the copy plugged only when copying, then store in safe place :)
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