[rescue] u2 drive trays

Jonathan C. Patschke jp at celestrion.net
Mon Aug 18 17:25:42 CDT 2003

On Tue, 19 Aug 2003, Frank Van Damme wrote:

> This one is really, really hard to weed out. While the ide protocol obviously
> sucks, the bus does not "negotiate till the lowest spec". An udma33 and an
> udma133 disk will each operate at their own speed.

Are you speaking from theory or practice?  I'm speaking from practice.

> They will fight for bandwidth however. Also, these speeds don't get
> used automatically, you have to set the right settings (with eg hdparl
> on linux).

There are similar settings for 'doze, as well.

Jonathan Patschke   )  "We're Texans.  We figure out ways to do these
Elgin, TX          (    things..."                    --Bill Bradford

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