The usbmon trace contains a bunch of -63 error codes. 28 of them occurred during the 13-second trace. This code is documented to mean "During an OUT transfer, the Host Controller could not retrieve data system memory fast enough to keep up with the USB data rate".
In other words, the PCI bus in your old laptop was overloaded. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1136110 Title: USB Audio Codec choppy playback To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1136110/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
