[CM] thread progress report

Fernando Lopez-Lezcano nando at ccrma.Stanford.EDU
Fri Jul 4 11:04:42 PDT 2008


On Fri, 2008-07-04 at 07:20 -0700, Bill Schottstaedt wrote:
> Some first impressions of Snd/CLM and threads: on a machine with
> 2 quad-core 3.0 Ghz 86-64 processors (8 "cores"), I can currently
> get with-threaded-sound to run about 4 to 6 times faster than 
> with-sound, and multichannel edits (filter-channel) run 6 to 8
> times faster.  I'm still chasing race conditions and so on, but this
> looks promising. 

Wow, _very_ nice! I presume this applies to scheme only right? (I forget
which lisp you were testing this with). 

-- Fernando


> Also, if you have 8 GBytes or more RAM, you
> can now use that 2^32 element table-lookup you've always
> wanted -- I think all vct, sound-data, and clm table sizes can
> be off_t's.  Use mus-fft for an fft in that size range (and take
> a vacation while it computes).




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