lkml.org 
[lkml]   [2001]   [Nov]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Swap
On Tue, 20 Nov 2001, David S. Miller wrote:
> From: Rik van Riel <riel@conectiva.com.br>
> Date: Tue, 20 Nov 2001 20:05:05 -0200 (BRST)
>
> Consider this a VM bug, mmap() really should be more efficient.
>
> read() is always going to be faster until mmap() can
> use large page mappings for the user. This is why
> mmap() is slower.

Uhhhh, read his original mail. When using mmap() he had
problems with the VM doing bad page replacement, while
read() was smooth.

Rik
--
Shortwave goes a long way: irc.starchat.net #swl

http://www.surriel.com/ http://distro.conectiva.com/

-
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: 2005-03-22 13:13    [W:0.110 / U:0.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site