Date: Thu, 26 Mar 2009 15:01:32 +0100 From: Peter Schuller <peter.schuller@infidyne.com> To: Mike Tancsa <mike@sentex.net> Cc: "Jack L. Stone" <jacks@sage-american.com>, freebsd-stable@freebsd.org, fs@freebsd.org Subject: Re: support quality (Re: dump | restore fails: unknown tape headertype 1853384566) Message-ID: <20090326140131.GA45201@hyperion.scode.org> In-Reply-To: <200903261331.n2QDVd4b038485@lava.sentex.ca> References: <3.0.1.32.20090326065337.00f081e0@sage-american.com> <3.0.1.32.20090325072137.00ee6b48@sage-american.com> <49C9E635.5010106@kkip.pl> <49C83673.3000604@aldan.algebra.com> <200903251820.54749.doconnor@gsoft.com.au> <200903251925.36108.doconnor@gsoft.com.au> <3.0.1.32.20090325072137.00ee6b48@sage-american.com> <3.0.1.32.20090326065337.00f081e0@sage-american.com> <3.0.1.32.20090326070807.00f081e0@sage-american.com> <200903261331.n2QDVd4b038485@lava.sentex.ca>
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--J/dobhs11T7y2rNN Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > >Yes, but it's for running a dump on a (L)ive FS and just spits out warni= ngs > >to that effect and has no effect on solving the problem(s). >=20 > Unless the filesystem is very busy, you will get your data backed up.=20 > If you have things like databases, I still would not trust=20 > snapshots. =20 Uh. If backuping up a live database from a snapshot is not trustworthy, either the snapshot facility is broken or the database is broken (i.e., not crash-safe to begin with). That said there are plenty of other reasos to use proper dump tools (data portability, confirming the ability to actually read all rows =66rom a table, using a more often exercised code path and perhaps less likely to have edge case bugs, etc). --=20 / Peter Schuller PGP userID: 0xE9758B7D or 'Peter Schuller <peter.schuller@infidyne.com>' Key retrieval: Send an E-Mail to getpgpkey@scode.org E-Mail: peter.schuller@infidyne.com Web: http://www.scode.org --J/dobhs11T7y2rNN Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (FreeBSD) iEYEARECAAYFAknLirsACgkQDNor2+l1i31ZEgCdEqNBg7vRQorydzFVUmRMFI3H UVcAnA6sie1EgWonOybD7Ce/RRoZ/DgD =3wsx -----END PGP SIGNATURE----- --J/dobhs11T7y2rNN--
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