Date: Sat, 19 Jul 2008 08:56:28 +0200 From: Peter Boosten <peter@boosten.org> To: Malcolm Kay <malcolm.kay@internode.on.net> Cc: freebsd-questions@freebsd.org Subject: Re: dump and restore Message-ID: <4881901C.8000504@boosten.org> In-Reply-To: <200807191137.21771.malcolm.kay@internode.on.net> References: <48810956.5090905@boosten.org> <200807191137.21771.malcolm.kay@internode.on.net>
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Malcolm Kay wrote: > On Sat, 19 Jul 2008 06:51 am, Peter Boosten wrote: >> >> The /usr/ partition was 74Gb, and it took (according to dump >> 52631 seconds (~ 14.5 hours) to copy. Both disks are IDE, in >> the same machine on different IDE controllers. >> > The time for dump/restore normally depends more on the occupancy > of the partition than its actual size. This is one reason why we > avoid using dd for this purpose as we must then copy the entire > 74Gb rather than just that used. > Hmmm, I didn't even know it was possible to dump a partition unmounted. Try that next time then. The actual partition size was ~200GB, but around 74Gb data. Thanks all for your answers. Peter -- http://www.boosten.org
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