[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Bug#441847: linux-image-2.6.21-2-486: poor via sata performance



On Tue, Sep 11, 2007 at 02:52:15PM +0000, Debian Live user wrote:
> Package: linux-image-2.6.21-2-486
> Version: 2.6.21-6
> Severity: normal
> 
> 
> I put several drives into a computer to zero them. With hdparm -t -T the
> sata drives appear to be the fastest but when writing urandom to all
> drives in parallel the order of speed observed is
> 1) USB2 fastest
> 2) IDE master (slightly slower than USB when the same drive connected)
> 3) IDE slave (slightly slower than master)
> 4) SATA ( *MUCH* slower than either IDE or USB although much faster
> drive connected)

Did the performance inprove with more recent kernels?

Cheers,
        Moritz



Reply to: