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From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Peter Steele <psteele@webmail.maxiscale.com>
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Cc: freebsd-questions@freebsd.org
Subject: RE: Is this a gmirror bug?
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>> that do zcat [partition image.gz] >/dev/partition
>
> We have a two step process. First we run a script that creates the
> master image as a tgz. The image is created at an alternate root using
> the -C option of pkg_add and the DESTDIR option of the various OS
> install scripts. We only run this script when we need to make a change
> to the master image.
>
> We use this image to create bootable USB sticks, and when a system is
> booted from one of these sticks there is automatic startup logic that
> clones the disk onto the target hard drive of the box (configuring the

good but seems quite overcomplex expecially this pkg_add.

why just not to compress whole filesystem(s) by tar+gzip?