one more note: i'm using pd (version 0.37 TEST 8) for all my realtime audio, and the best i can get it to do is 16 ms latency. removing eth0 and it's modules does not improve performance. On Mon, 6 Oct 2003 dwillis@xxxxxxxxxx wrote: > two years ago i did a bunch of testing on latency to find the best kernel > and patches for my system, and got some damn good results with several > kernels (the best being 2.4.12-ac3-pe (alan cox's patch and pre-emptive > kernel patch using alsa on suse 7.3 with gcc 2.96 20000731). i now have a > new computer with gentoo linux and alsa 0.9.6, and can only get 16 ms > latency with perfect results. same soundcard - m-audio audiophile 2496 > (ice1712). i've used kernel 2.4.20 with pe, ll, and some other options, > compiling with gcc version 3.2.3 20030422, and i get the same result with > all of them (as well as without pe or ll). > > does anyone know what the problem could be? alsa version? gcc version? > kernel version? hardware (eth0 and soundcard share irq - never thought to > test without eth0 loaded)? i'd like to get latency under 4 ms. > > thanks for your input, > dave >
