[PD] pd watchdog/ non-root realtime priority?
geiger at xdv.org
Thu Mar 18 13:08:02 CET 2004
On Thu, 18 Mar 2004, derek holzer wrote:
> Answering my own posts again... isn't it lovely to see someone else's
> thought processes in motion? ;-)
> Anyway... I thought I remembered some discussion a while back on this
> topic, so an archive-hunt turned up a source patch for PD. I'll try this
> later, but can I ask Guenter.... did this not make it into CVS or normal
> PD 0.37.1 release?
Yes, it surely is included in the devel_0_37 branch.
The watchdog should not bark at 50%, so there is something
wrong. Did you take a look at the system performance with top ?
Probably there are other processes that eat up all you CPU ?
Does this happen always or just with a specific patch ?
Are you using jack ?
(more questions than answers, I know)
> > On Sun, 18 Jan 2004, Michal Seta wrote:
> >> Hi all,
> >> I've been experiencing a problem with running pd -rt -jack for some
> >> time now. After starting pd I get:
> >> watchdog: signaling pd...
> >> and of course pd doesn't respond to any commands.
> >> At some point I thought the problem was gone but it isn't.
> > Hi,
> > I couldn't reproduce until now, because my SBLive has a minimum
> > latency setting of 512 samples.
> > Now, using the playback only trick I got down to 256 and ...
> > I have the same behaviour.
> > I had this problem fixed in CVS once, but it seems that it got
> > changed back, but it is quite easy to fix:
> > in s_inter.c, in the function sys_set_priority(int higher)
> > change the line
> > p3 = (higher ? p2 - 1 : p2 - 3);
> > to
> > p3 = (higher ? p1 + 3 : p1 + 1);
> > .. let me know if it works
> > Thanks for reporting,
> > Guenter
> > PS: I will update the CVS as soon as sourceforge lets m
> derek holzer ::: http://www.umatic.nl
> ---Oblique Strategy # 51:
> "Distorting time"
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