Date: Thu, 17 May 2012 13:43:42 +0200 From: Matthew Seaman <matthew@FreeBSD.org> To: Matthias Petermann <matthias@d2ux.net> Cc: freebsd-questions@FreeBSD.org Subject: Re: Filesystem dump incremental? Message-ID: <4FB4E46E.2040007@FreeBSD.org> In-Reply-To: <4FB4D7AB.9030200@d2ux.net> References: <4FB4D7AB.9030200@d2ux.net>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig722366837C5EDAD940683F77 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 17/05/2012 12:49, Matthias Petermann wrote: > currently I am experiencing something confusing. Some hours ago I did a= > level 0 dump with the following command: >=20 > dump -a -0 -f /mnt/da0/backup-compaq.0.dump / >=20 > This results in a quite big dump file. After changing a couple of files= , > I tried to do another dump. This time as level 1. My expectation was > that the resulting dump would only contain the files which changed sinc= e > the level 0 dump. >=20 > dump -a -1 -f /mnt/da0/backup-compaq.1.dump / >=20 > To my surprise this seems to generate another full dump instead of > incremental. >=20 > What did I miss or what mistake do I make? You need '-u' on tose command lines in order to record the dates of your dumps, including your initial level 0 dump, in /etc/dumpdates. Cheers, Matthew --=20 Dr Matthew J Seaman MA, D.Phil. PGP: http://www.infracaninophile.co.uk/pgpkey --------------enig722366837C5EDAD940683F77 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.16 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk+05G4ACgkQ8Mjk52CukIzobwCeIgSyayjIX6itzCujlfrU/aqs URcAn2JlFhR8hAO7bPCA1ihvJdJhHMko =iRIz -----END PGP SIGNATURE----- --------------enig722366837C5EDAD940683F77--
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