On Jan 21, 2011, at 7:36 PM, Tobias Lauridsen wrote:

> it is possible to se my hdd total time it have been in use  so I can switch 
> to a new one before it gets too many hours old

In theory, yes. In practice, I've never seen a disk properly report this data 
on a
consistent basis :-(  Perhaps some of the more modern disks do a better job?

Look for the power on hours (POH) attribute of SMART.
        http://en.wikipedia.org/wiki/S.M.A.R.T.

 -- richard

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