i think i read somewhere that the bad performance is related to some kernel-firewire implementation stuff... (as i understand this will not change too fast) most of my problems with my saffire le have been related to irq sharing ... but i had no hiss glitches ... sorry that i can not help ... Susanne Schneider schrieb: > hi, > this is no complaint (!) about anything, just to reflect over my > yesterday's exerience with a newly purchased Focusrite Saffire Pro10, > connected via Belkin PCMCIA Firewirecard to my Lenovo R61 - the FW Chip > in this Laptop is one of those crappy Ricoh parts, I tried this, too, > but as expected it just didn't work... > So I compiled the ffado Release Candidate, afterwards compiled the > actual Jack 0.116.1 and finally got things running. > Compared to my Lexicon Omega Studio USB Device the performance of that > FW assembly (don't want to blame a single device of that chain) just was > disappointing, already in idlemode without any clients open the > jackserver showed a workload of roughly 5% (128 frames/3 periods), while > my Lexicon produces between 0.5 to 1% (128 frames/2 periods). > Opening Ardour and just replaying one of my sessions produced glitches > where only a strong hiss could be heard. (The session itself caused a > workload of less than 20%.) - I remember having had those hiss glitches > in my early days in 2005 with the MAudio Transit USB and Kernel 2.6.11 - > I never expected them coming back some day... *lol* > I then had a look on my interrupts and had to notice the FW Card sharing > it's interrupt (no 16) with the Nwidia Graficscard - so I might have > found the culprit - or not? - I don't know... :-((( > I tried to change the pci settings in the bios - no success. > Now my question to those who also tried firewire audio: was it a success > story for you from the beginning or did anybody make similar experiences > and how did you proceed further? > thanks for your attention > Susanne > _______________________________________________ > Linux-audio-user mailing list > Linux-audio-user@xxxxxxxxxxxxxxxxxxxx > http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user > > _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
