Sound performance problems in FreeBSD

Daniel O'Connor doconnor at gsoft.com.au
Sun Sep 26 20:36:32 PDT 2004


On Sun, 26 Sep 2004 22:17, Ryan Freeman wrote:
> > Does a purely CPU bound process cause the problem?
> > ie try something like..
> > dd if=/dev/zero | md5
>
> well i gave that command a shot (i closed gkrellm first to reduce any
> clicking that may happen from it running) then started an mp3 with mpg123
> alongside running that command. didn't skip a beat, so i guess its all
> related to sysctl...

More likely there is lots of stuff running under Giant whe you run the sysctl, 
and the sound subsystem still runs under Giant (I think) so you get 
congestion..

-- 
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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