# cat /proc/interrupts
           CPU0
  0:    1454301    XT-PIC-XT        timer
  2:          0    XT-PIC-XT        cascade
  4:        754    XT-PIC-XT        serial
 10:          0    XT-PIC-XT        eth0
 11:          0    XT-PIC-XT        eth1
 12:      59518    XT-PIC-XT        ra0
 14:          0    XT-PIC-XT        ehci_hcd:usb1
 15:          0    XT-PIC-XT        ohci_hcd:usb2
NMI:          0   Non-maskable interrupts
TRM:          0   Thermal event interrupts
SPU:          0   Spurious interrupts
ERR:          0