Hello Matthew, Am 25.04.2012 15:53, schrieb Matthew Garrett: > watch -n 0.1 cat /proc/interrupts When running "watch -n 0,1 cat /proc/interrupts" (watch -n 0.1 errors out, maybe because of German environment???), the following row increases after each press: 9: 5 0 0 0 IO-APIC-fasteoi acpi Others increase more quickly, but they are iwlwifi, i915, "Local timer interrupts" and "Rescheduling interrupts" which are out of interest, right? Best regards, Peter -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html