Re: Interactivity problems

2010/7/12 Doug Barton <dougb_at_freebsd.org>:
> Howdy,
>
> I use -current on my laptop as my regular X platform, and for the last
> few months I've been noticing that interactivity problems have been
> getting a lot worse, by which I mean that if I have something running in
> the background that is either disk or cpu intensive, anything else I try
> to do on the system suffers. The most usual symptom is painfully slow
> refresh times on windows, skipping audio, jumpy mouse, etc. These
> problems persist even if I nice the hungry process.
>
> My kernel conf is a typical GENERIC minus stuff I don't have. You can
> see the diff to GENERIC at
> http://people.freebsd.org/~dougb/kernel-conf.diff
>
> My loader.conf:
> umass_load="yes"
> coretemp_load="yes"
> linux_load="YES"
> nvidia_load="YES"
> if_wpi_load="YES"
>
> /etc/sysctl.conf
> debug.debugger_on_panic=0
> kern.module_path=/boot/kernel;/boot/modules;/usr/local/modules
>
> No malloc.conf or libmap.conf. The only diff in my src tree is a patch
> from mav vs. his latest timer update. All in all this is a very GENERIC
> system, pardon the pun. :)
>
> Is anyone else seeing this problem? Does anyone have suggestions?

Can you try to extract schedgraph traces for KTR_SCHED?

Attilio


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