If you're real hung up about actual stats, the built in defrag program
pales compared to 3rd party ones you can buy; like Diskkeeper.
There are unmovable files that will hinder defrag also.
Most are content with just letting defrag do its thing via the GUI
interface and let it go at that.
www.FreeComputerConsultant.com
Roger K wrote:
> I defragged my C drive (80GB with 27GB free). I used "defrag -v" from the
> cmd prompt in Safe Mode, and the reported status on starting was Total
> fragmentation 11%, File fragmentation 23%. The process took 5 hours+ .
>
> Afterwards when I rechecked using "defrag -a" the report said that the
> fragmentation was exactly the same.
>
> I'll rerun the defrag tonight, but can anyone suggest the reason for no
> change in frag level afterwards?
>
> OS is Windows XP Home +SP2.
>
> TIA
>
>