From: Kenn Humborg (kenn at domain avalon.wombat.ie)
Date: Thu 07 Oct 1999 - 17:13:58 IST
On Thu, Oct 07, 1999 at 07:03:14AM -0500, Stephen_Reilly at domain dell.com wrote:
> GHOST will do a sector by sector copy, thus reproducing the Ext2 filesystem,
> an improvement on datablasting though. Compression eh, curiously the RH6.1
> cd image is only 435 Mb but that's beside the point. I'd have to try it out
> on high compression to get exact figures for you but if it can't associate a
> compression type with the filesystem I'd image you'd end up with a bigger
> image . . .
A tip: Before saving off an image of a partition, fill the spare space
with zeros. This will give a smaller compressed image:
$ dd if=/dev/zero of=/zero-fill bs=1024k
$ rm /zero-fill
Can make a massive difference.
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