Date: Thu, 26 Mar 2009 20:25:42 +1030 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Peter Jeremy <peterjeremy@optushome.com.au> Cc: "Mikhail T." <mi+thun@aldan.algebra.com>, freebsd-stable@freebsd.org, fs@freebsd.org Subject: Re: support quality (Re: dump | restore fails: unknown tape header type 1853384566) Message-ID: <200903262025.43890.doconnor@gsoft.com.au> In-Reply-To: <20090326092504.GF56137@server.vk2pj.dyndns.org> References: <49C83673.3000604@aldan.algebra.com> <200903251925.36108.doconnor@gsoft.com.au> <20090326092504.GF56137@server.vk2pj.dyndns.org>
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--nextPart11060867.Y2l71WW5bB Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Thursday 26 March 2009 19:55:04 Peter Jeremy wrote: > On 2009-Mar-25 19:25:28 +1030, Daniel O'Connor <doconnor@gsoft.com.au>=20 wrote: > >One other thing would be to make absolutely sure that your version of du= mp > > & restore are in sync, the are very machine/version dependent. > > Actually, they aren't - the archive format is very stable. (This is a > fairly important requirement - you don't want to suddenly be unable to > restore your backups after an upgrade). I can restore dumps made on > FreeBSD4.8/i386 and FreeBSD4.9/alpha on a FreeBSD-current/amd64 system > without problems. Hmm interesting.. I must confess I haven't had problems recently but I tend= to=20 use tar these days anyway since it's more portable. > It's possible that you might have problems with a backup made using a > very recent dump on a very old restore if you've used filesystem > features that didn't exist when that restore was built. Could be, too long ago to remember :) =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart11060867.Y2l71WW5bB Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iD8DBQBJy1Ef5ZPcIHs/zowRAhr7AKClfJgj0nrgniAAEvpCB0F6+NgFiQCfRlhM WWs7qbDMmH4Gv12MURc+p/8= =GAR6 -----END PGP SIGNATURE----- --nextPart11060867.Y2l71WW5bB--
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