[CentOS] Looking for a good disk exerciser

Mark Hull-Richter wrote:
> I recently added a Seagate 400Gb SATA drive to my system, and it has 
> been behaving strangely since I put it in.  for one thing, the BIOS 
> S.M.A.R.T. came up with a warning the last time I booted with it 
> enabled, saying that I should backup my data and replace the disk (!).
> 
> I still have not made any irreversible data transfers to this drive, and 
> I have some time yet to take it back, but I'd like to know for sure that 
> it needs it, or at least have some reasonable evidence of failure.
> 
> What is a good program out there that exercises a disk to give some 
> assurance of errors or lack thereof?

If the drive supports SMART, smartctl should be able to test it and 
display the diagnostics.  I'd try to get a replacement before the 
warranty expires.

-- 
   Les Mikesell
    lesmikesell at gmail.com