21 Jan
2010
21 Jan
'10
11:15 p.m.
On Thu, Jan 21, 2010 at 04:36:21PM -0500, lyricalnanoha wrote:
On Thu, 21 Jan 2010, Larry McVoy wrote:
We compare the CRC against previous backups. A table of
pathname, size, mtime, CRC
you compare all the ones that are the same and flag the ones that differ
only in CRC.
Sounds a lot like SFV files.
Yeah, except that it works when the files don't have the CRC's, i.e.,
it works for all files unchanged since the last backup.
--
---
Larry McVoy lm at bitmover.com http://www.bitkeeper.com
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If you aren't backing up with a crc then you are
doing it wrong.
True, but CRC does not buy you much if the media are fubared enough to be
largely unreadable.