Date: 30 Sep 2011 13:48:20 -0000 From: "John Levine" <johnl@iecc.com> To: freebsd-questions@freebsd.org Cc: ml@my.gd Subject: Re: dump/restore, how to reduce slice size Message-ID: <20110930134820.48462.qmail@joyce.lan> In-Reply-To: <4E85C706.9000809@my.gd>
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>>> # df -h >>> Filesystem Size Used Avail Capacity Mounted on >>> /dev/ad4s1a 2G 206M 1.6G 11% / >>> devfs 1.0k 1.0k 0B 100% /dev >>> /dev/ad4s1e 3.9G 13M 3.6G 0% /tmp >>> /dev/ad4s1f 40G 25G 12G 67% /usr >>> /dev/ad4s1d 31G 3.6G 24G 13% /var >>> procfs 4.0k 4.0k 0B 100% /proc >>> /dev/ad2s1f 39G 25G 10G 71% /mnt >>> devfs 1.0k 1.0k 0B 100% /var/named/dev >>> >>> >>> as you can see /dev/ad4s1f is 40G and /dev/ad2s1f is 39G >>> but on ad4s1f only 25G used. >>> >>> How can I dump /dev/ad4s1f and restore it on /dev/ad2s1f? You can't. ad4s1f has 25G of files, but ad2s1f only has 10G of free space. You need a bigger disk. If you're just moving things around, I agree that a $100 USB disk is the best way to store backups temporarily. R's, John
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