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Re: badblocks -- how much time does it take?



On Sat, Jan 12, 2008 at 09:40:36AM -0800, Towncat wrote:
> 
> I did a
> 
> /sbin/badblocks -c 10240 -w -t random -v /dev/sda2
> 
> where sda2 is a 320 gb partition. The process has been running for
> approx 18 hours and is just over three thirds. Is this really supposed
> to be so slow, or is there something wrong? The machine is a Core Duo
> 1,6, 2GB memory.

The limiting factor will be the disk bandwidth.  Assuming that you're
not trying to run a normal system while you do a badblocks check (the
drive will end up doing a lot of seeking which slows down the check).
If the drive light is on continuously, then the drive isn't sitting
idle.

So the processor and memory are of little importance.  If its a fast
drive, it will be fast...

Have patience.

This is one of the limitations of having One Big Drive.  You only have
one spindle to work with.

Doug.


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