SUMMARY: problems mounting backup filesystem created with dump

From: Richard Bemrose <rb237_at_phy.cam.ac.uk>
Date: Fri, 23 Oct 1998 20:44:46 +0100 (BST)

Hello admins,

I must first thank the following people for extremely fast responses
(under 10 minutes!)
        Alan <alan_at_nabeth.cxo.dec.com>
        Donn Aiken <daiken_at_regents.edu>

In my original poster I asked why we could not mount a filesystem which
was created via the dump command. We was attempting:

-- START: THIS IS *NOT* CORRECT --
        dump -0f /dev/rz17a /
-- END --

As Alan and Donn pointed out the correct way is:

On Fri, 23 Oct 1998 alan_at_nabeth.cxo.dec.com wrote:
> Dump does not writes its archive as a file system. By
> writing directly to /dev/rz17a, you're writing the
> dump archive of the file system on the partition rather
> than duplicating the file system. The effect you're
> trying to achieve can be gotten with:
>
> # mount /mnt/backup-root /dev/rz17a
> # dump 0f - / | ( cd /mnt/backup-root ; restore rf - )

Many thanks for your help!

Regards,
Rich

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/_/ Richard A Bemrose /_\ Polymers and Colloids Group \_\
/_/ email: rb237_at_phy.cam.ac.uk /_\ Cavendish Laboratory \_\
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Received on Fri Oct 23 1998 - 19:45:36 NZDT

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