mat@mat-laptop:~$ cat /proc/interrupts CPU0 0: 4419251 IO-APIC-edge timer 1: 486 IO-APIC-edge i8042 8: 9 IO-APIC-edge rtc 9: 102162 IO-APIC-fasteoi acpi 12: 2404 IO-APIC-edge i8042 14: 49978 IO-APIC-edge libata 15: 194279 IO-APIC-edge libata 16: 1348029 IO-APIC-fasteoi ohci1394, wifi0 17: 1055165 IO-APIC-fasteoi uhci_hcd:usb4, eth0, i915@pci:0000:00:02.0 18: 8 IO-APIC-fasteoi uhci_hcd:usb3, yenta 19: 2 IO-APIC-fasteoi uhci_hcd:usb1, ehci_hcd:usb5 20: 712403 IO-APIC-fasteoi uhci_hcd:usb2 21: 81250 IO-APIC-fasteoi HDA Intel NMI: 0 LOC: 4419158 ERR: 0 MIS: 0