lkml.org 
[lkml]   [2005]   [May]   [30]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
DateMon, 30 May 2005 08:05:57 +0200
FromJens Axboe <>
SubjectRe: Playing with SATA NCQ
On Sun, May 29 2005, Jeff Garzik wrote:
> Michael Thonke wrote:
> >Well the subjective feeling is great through! What I noticed is a
> >improvement on rsync (goes slighty faster drive to drive).
> >The noise decrease now it only make noise on very heavy IO reads and 
> >writes.
> 
> 
> It might be as simple as...  NCQ means the drive is doing more work. 
> More work means more noise.

You can argue both ways :-). Usually more noise means more seeks and
thus less work done.

-- 
Jens Axboe

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-05-30 08:11    [from the cache]
©2003-2008