[alsa-devel] HDA irq understanding
lamiaposta71 at gmail.com
Mon Feb 6 19:22:01 CET 2012
> Sorry, is your problem that you *do* get broken audio when you load the
> system, or that you *don't* get broken audio when you load the system?
> Either way, PulseAudio uses RT prio to get higher priority than your load
> scripts, so this is used in PulseAudio <=> ALSA communication, but not in
> mplayer <=> PulseAudio communication.
In fact the first problems appears in gnome interface
I'll do some SCHED_RR cpu loads applications.
> For the 10 msec frequency, it looks like timer-based scheduling is turned
> off (or possibly mplayer is using very small buffer sizes?). You might get
> help with this in the pulseaudio-discuss mailinglist.
> David Henningsson, Canonical Ltd.
I'll do some test changing mplayer buffer.
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