Date: Thu, 2 Dec 2004 15:21:59 -0600 From: Kirk Strauser <kirk@strauser.com> To: freebsd-stable@freebsd.org Subject: Re: 4.x can't read 5.x dump? Message-ID: <200412021522.02664.kirk@strauser.com> In-Reply-To: <47772.1101988548@thrush.ravenbrook.com> References: <47772.1101988548@thrush.ravenbrook.com>
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[-- Attachment #1 --] On Thursday 02 December 2004 05:55, Nick Barnes wrote: > There's no theoretical reason why the formats used by dump and restore > shouldn't be forward and backward compatible, allowing an older > restore (to an older filesystem type) to pick out the parts of the > dump which make sense to it while ignoring parts which it doesn't > understand. There may be security reasons, though. If you've locked down a filesystem through the extensive use of ACLs, then you wouldn't want to dump/restore it to another system that doesn't support those ACLs and expect your security framework to still be intact - at least not without *lots* of warnings. -- Kirk Strauser [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- iD8DBQBBr4d65sRg+Y0CpvERAgREAJ9g1ErAWqgPo8rWUlg1Cmb3RbrygQCfQ3bF XQwlzuw1kZ2xPDB/oS4w4bw= =dLiX -----END PGP SIGNATURE-----
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