#!/bin/bash p="/sys/kernel/debug/kvm" old_exits=0 old_irq_exits=0 while :; do exits="$(cat "$p/exits")" irq_exits="$(cat "$p/irq_exits")" d_exits=$((exits - old_exits)) d_irq_exits=$((irq_exits - old_irq_exits)) printf "%10d %10d\n" "$d_exits" "$d_irq_exits" sleep 1 old_exits="$exits" old_irq_exits="$irq_exits" done