Re: Not constant sha1sum

[email protected] Sat, 08 Sep 2007 23:39:08 -0400
Newsgroups gmane.comp.security.forensics
Message-ID <[email protected]>
On Sat, 08 Sep 2007 10:33:38 +0200, LERTI - Paul Vidonne said:
> Hello all !
> 
> Does smb  met the following issue : several hash for an
> unique file ? Of course a big one (4 GB). OS is Linux 
> Fedora. File system EXT3 mounted on a SATA RAID-5 on Adaptec 
> card
> 
> Could you enlighten me ?

Most likely, you have marginal hardware, and you only *think* you're
sha1sum'ing the exact same data every time.  With a 4G file, it wouldn't
be at all surprising if a single-bit error was creeping in once in a while.

Have you run memtest86 or similar on the box in question?
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