On 2 May 2018 at 00:22, Hans Petter Selasky <[email protected]> wrote: > On 05/02/18 06:22, Eitan Adler wrote: >> >> On 1 May 2018 at 20:53, Eitan Adler <[email protected]> wrote: >>> >>> Hi all, >>> >>> I am noticing consistently high IRQ rates on xhci0 >>> >>> example from vmstat -i right now: >>> irq259: xhci0 2222153 1876 >>> >>> and this is not the highest I've seen. >>> >>> My understanding is that a rate of 1876/s is insane for USB devices. >>> Any suggestions of what I can do to debug? >>> >>> Things I've tried: >>> - disabling MSI interrupts >>> - disabling MSI-X interrupts >>> - powering off all usb devices using usbconfig >>> - unplugging all USB devices >>> >>> One thing of note: >>> My mobo has a broken USB connector resulting in one of the two front >>> USB-3 ports not working. I'm guessing this is related but I'd like >>> some confirmation and/or a way to bypass the issue in software. >> >> >> with insane debugging enabled: >> > > Try to see with usbdump if any traffic is passing on xhci0.
Heh. should have added that to the list of things I did. There is no traffic. -- Eitan Adler _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "[email protected]"
