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From
SubjectRe: IDE drive data transfer rates, kernel optimization?
Date
In article <199808060643.IAA00557@cave.BitWizard.nl>,
Rogier Wolff <R.E.Wolff@BitWizard.nl> wrote:
>In practise, you get about 5 - 10 Mb per second out of one disk, and
>the next disk needs to be on a different controller to get any decent
>performance out of the two.
>
>My Quantum gets about 5.7Mb per second on the first 100Mb:
>
>time dd if=/dev/hda of=/dev/null bs=1024k count=100
>-> 17.95 seconds "elapsed time".

# time dd if=/dev/hda of=/dev/null bs=1024k count=100
-> 7.89 seconds "elapsed time".

That's 12 MB/sec ;) [Actually "hdparm -t /dev/hda" gives the same results
and is lots easier to use]

hda: Maxtor 90840D6, 8010MB w/256kB Cache, CHS=1021/255/63, UDMA

Not bad huh?

Mike.
--
Miquel van Smoorenburg | Our vision is to speed up time,
miquels@cistron.nl | eventually eliminating it. <*>

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