[Beowulf] dedupe filesystem
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Rahul Nabar rpnabar at gmail.comThu Jun 25 11:09:19 PDT 2009
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On Tue, Jun 2, 2009 at 12:39 PM, Ashley Pittman <ashley at pittman.co.uk>wrote: > Fdupes scans the filesystem looking for files where the size matches, if > it does it md5's them checking for matches and if that matches it > finally does a byte-by-byte compare to be 100% sure. > Why is a full byte-by-byte comparison needed even after a md5 sum matches? I know there is a vulnerability in md5 but that's more of a security thing and by random chance super unlikely , right? Or, why not use another checksum that is as yet not vulnerable? SHA1? SHA2? etc.? Or are they way too expensive to compute? Just curious.... -- Rahul -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.scyld.com/pipermail/beowulf/attachments/20090625/b307f205/attachment.html
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