Ropers,

You can find the badblocks utility prepackaged in "e2fsprogs".
 

Hope this helps,

  BadBlocks Hard Drive Validation and/or Destructive Wipe
  http://calomel.org/badblocks_wipe.html

--
  Calomel @ http://calomel.org
  Open Source Research and Reference


On Fri, Apr 18, 2008 at 08:44:27PM +0200, ropers wrote:
>Sometimes I find myself in need of a disk checking utility that can
>check both disks with known *and unknown* filesystems, and/or that can
>check even currently unpartitioned space on a disk.
>
>There exists such a program for Linux, called badblocks:
>http://www.linuxmanpages.com/man8/badblocks.8.php
>A command of "badblocks -svn /dev/devicename" allows me to scan all
>kinds of disks, even some of these old Macintosh floppies and other
>esoteric stuff. The "n" is for a non-destructive read and write scan.
>Basically it scans the entire disk, and doesn't care what's on it, it
>just reads every single bit of data on the device, then does its write
>test and write back the original data. Sure, fsck can also scan disks,
>but AFAIK it can't do a surface scan, much less of an unknown file
>system, because fsck only "invokes file-system-specific programs".
>
>Thus far, I've mostly booted Linux Live-CDs and then issued "badblocks
>-svn /dev/devicename" whenever I needed to do such checks.
>
>Is there a way to do the same thing with OpenBSD? I am not a
>programmer, and anything exceeding script-kiddie level scripting will
>probably be over my head.
>
>Many thanks and kind regards,
>--ropers

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