On Mon, Apr 17, 2006 at 01:05:29AM -0400, Lee Revell wrote: > On Sun, 2006-04-16 at 23:22 +0200, torbenh@xxxxxx wrote: > > > > Work is underway in improving the latency for big channel counts, > > like 24in / 24out. There seems to be a bottleneck in the kernels > > handling of big UDP Packets. > > Nice, I'm looking forward to the LKML thread! actually i dont want to report it. i evaluated "the irc opinion" and came to the conclusion: - most people think udp is evil ;) - it looks like i am the only one messing with BIG (16k) udp packets in low latency situations under high SCHED_FIFO load. i am currently implementing packet fragmentation into netjack. if that improves the situation drastically i would start reporting on this. in fact i am pretty annoyed by the kernel. i would be very happy, if somebody (sletz ?) could test the performance of 24ch connections under OSX. and i dont have an rt-kernel on the second machine so i cant verify if its already fixed in rt-preempt. Perhaps we need some kind of rt-network packet. /me hides. > > (you do plan to report it right...?) not really :/ -- torben Hohn http://galan.sourceforge.net -- The graphical Audio language
