On Sun, 2005-11-20 at 01:25 +0100, Christoph Eckert wrote: > 11: 1636542 XT-PIC Intel 82801CA-ICH3, Intel 82801CA-ICH3 > Modem, uhci_hcd:usb1, uhci_hcd:usb2,eth0, yenta, yenta, ohci1394, > nvidia You have your USB audio device on the same interrupt as the binary only nvidia driver?!? You won't get a lot of help from the open source community if you insist on loading proprietary kernel modules. The FIRST thing you should do if you're trying to optimize your system is don't load any binary only kernel modules!!! Lee