On Fri, 2005-05-13 at 23:34 +0200, Florian Schmidt wrote: > On Fri, 13 May 2005 17:02:42 -0400 > Lee Revell <[EMAIL PROTECTED]> wrote: > > > > paul knows that zyn is not RT-safe. he had several conversations with > > > me at LAC2005 about how to redesign the internals. it works fine at > > > larger latencies. > > > > Judging from those messages, it seems like it should certainly work at > > 128 frames, maybe 64. But 32 is insanely low - too low for most sound > > hardware. That setting is more appropriate for stress testing the > > kernel, than for actual music making. > > I beg to differ. Especially because some AD/DA's introduce quite a bit > of additional latency. When i used my cs46xx based card i had to go down > to 32 frames to get an acceptable latency for playing my guitar through > jack-rack. I once measured the roundtrip latency of this card and found > out my AD/DA's added another 4-5ms of latency to the 1.333ms latency > which were caused by the periodsize of 32 frames. And it seems 6ms total > latency was fine for me :)
Well, my point was really that it will depend a lot on the soundcard. RME can't go below 64 at all. My emu10k1s can do 32 in playback only mode but need to use 64 for full duplex. Etc... Lee
