Stroller wrote:
> I've just tried `shred` on a file in a ResierFS partition and it
> certainly appears to work.

$ man shred >file
$ ls -l file
-rw-r--r--  1 ben users 3685 Oct 31 00:11 file
$ shred file
$ ls -l file
-rw-r--r--  1 ben users 131072 Oct 31 00:11 file

Hmm, would that mean that the "block size" on this reiserfs 
filesystem is 128K?

Taken from 'man shred':

  CAUTION:  Note  that shred relies on a very important assumption: 
  that the file system overwrites data in place.  This is the 
  traditional way  to  do things,  but  many  modern file system 
  designs do not satisfy this assumption.  The following are
  examples of file systems on which  shred  is  not effective:

  * log-structured or journaled file systems, such as those 
  supplied with AIX and Solaris (and JFS, ReiserFS, XFS, Ext3, etc.)

Benno
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