[PD] pd and 64bit Linux again
ritsch at iem.at
Fri Aug 17 11:07:08 CEST 2007
> I've been getting various real-time problems too, but I'm not sure whether
> to blame the new Pd version, or the 64-bit kernel, or the new machines I'm
> running it on.
> Just to make things one bit more compicated, I've updated the included
> version of portaudio and added optional callback scheduling too --
> I'll probably upload changes to CVS after another day or so of testing.
just found out that afeter 2hours and more, netconnections between
GUI-Instance and PD-DSP become notible long (> 300ms), maybe the networking ?
But since one rule is, never guess, measure why, I have a quick question. Is
there a profiling tool on oject or message base ? I can remember there was
one in Max/FTS, so I can find out the bad objects... ?
> On Thu, Aug 16, 2007 at 11:25:17AM +0200, Winfried Ritsch wrote:
> > Am Donnerstag, 16. August 2007 03:59 schrieb Malte Steiner:
> > > Miller Puckette wrote:
> > > > I think most of the 64-bit bugs only got cleaned up for 0.41 (and the
> > > > test version in CVS is pretty stable at the moment)
> > >
> > > ok, I give it a try tomorrow and post back here.
> > > Thanks for the info,
> > just run 0.41 on 64studio 64 bit and a complex patch (CUBEmixer) just
> > run fine. But the disk access makes a DAC-slip on the 2.6.22 realtime
> > kernel, much worse than on non-realtimekernel. Is there anything to
> > adjust on the kernel site to get better disk access scheduling ?
> > mfg winfried
> > --
> > --
> > - ao.Univ.Prof. DI Winfried Ritsch
> > - ritsch at iem.at - http://iem.at/ritsch
> > - Institut fuer Elektronische Musik und Akustik
> > - University of Music and Dramatic Art Graz
> > - Tel. ++43-316-389-3510 (3170) Fax ++43-316-389-3171
> > - PGP-ID 69617A69 (see keyserver http://wwwkeys.eu.gpg.net/)
> > --
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