Subject: Re: more on performance of "make build" in -current vs. 1.5
To: Hubert Feyrer <hubert.feyrer@informatik.fh-regensburg.de>
From: Jason R Thorpe <thorpej@zembu.com>
List: tech-kern
Date: 02/19/2001 10:05:28 
On Mon, Feb 19, 2001 at 05:40:09PM +0100, Hubert Feyrer wrote:

 > > Err.. you'll note that with UBC, it does significantly fewer I/O
 > > operations...
 > 
 > shouldn't this result in *less* CPU use (as no IO needs to be scheduled)?

I/O generally doesn't cause CPU time unless it's non-DMA.

-- 
        -- Jason R. Thorpe <thorpej@zembu.com>