bad sectors on my ntfs partition, what do i do?

Brian McKee brian.mckee at gmail.com
Sun Aug 23 19:43:40 UTC 2009


On Sun, Aug 23, 2009 at 12:17 PM, Haneef Bashir<darkfena313 at gmail.com> wrote:
> i just want to know is this haddrive still any good? can it be fixed,
> can i install windows on another partition with out any problem?

Harddrives can reassign bad sectors automatically - when they start
showing up without the harddrive hiding them from you before you got
to them it's often not a good sign.

Step one is make darned sure you have a backup of everything on that drive, then

You could run Spinrite on it - a commercial product that attempts to
recover the data from the bad partitions and rewrite them elsewhere.
A pass with it will also give you a better idea of just how many
issues there are on the drive.  Run it a second time and if new
problems keep popping up it's time to trash the drive.  If the
problems stay fixed and the SMART data looks ok, than I'd put it back
in service.

If you'd prefer free or open solutions, you could repartition it to a
single partition, then run mke2fs -cc on it - that will do a
read-write test for bad blocks as it formats.  Once it completes I'd
write /dev/random to the whole drive with dd as a last test watching
the output for errors, again if it looks ok and SMART tests pass, I'd
put it back in service.l

HTH
Brian

-- 
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