RELENG_7 jerky mouse and skipping sound (still a problem -BETA3)

Kris Kennaway kris at
Fri Jan 4 13:30:39 PST 2008

Josh Carroll wrote:
>> The problems I am currently interested in are people who have not found
>> an acceptable workaround for their performance problems :)
> Ok, good point. :) And I guess we should assume that anyone who is
> still having the problem has not had success with any of the
> workarounds. I guess ideally, out-of-the-box, either with GENERIC or
> GENERIC with SCHED_ULE, they should not see jerkiness, and if they do
> they should report it here.


>> There are outstanding reports of people for whom (as I understand it)
>> neither scheduler performs well on UP 7.0 systems when running X,
>> compared to the same version of X on 6.x.  i.e. there seems to be some
>> kind of regression that we need to understand and then fix.
> Ahh, I'm running SMP here, so that could certainly be part of the
> reason just using sysmouse worked for me. Although I personally would
> like to know why it's jerky when using psm0, and perhaps it might help
> someone with a UP setup? If so, would the schedgraph info be useful?
> If not, I'll butt out and let someone who's still having the problem
> chime in. :)

It might be, but it is just as likely to be something else.


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