#!/usr/sbin/dtrace -Cqs

long milliintr;


BEGIN{
    printf("Measure usr/sys/intr/idle on a system in per thousand of a CPU\n");
    usr = 0;
    sys = 0;
    intr = 0;
    idle = 0;

    ticks = 0;
    t0=timestamp;	 
    t00 = t0;
    cpux = cpu;
}

profile-1ms {
    usr += (arg1 != 0) ? 1 : 0;
    sys += (arg0 != 0) ? 1 : 0; /* usr + intr +idle */
    idle += (curthread == curthread->t_cpu->cpu_idle_thread) ? 1 : 0;
    intr += ((curthread->t_cpu->cpu_intr_actv - 16384) > 0) ? 1 : 0;
    ticks += (cpu == cpux) ? 1 : 0;
}

tick-10s{
    milliusr = (10000 * usr) / ticks;
    millisys = (10000 * (sys - intr - idle)) / ticks;
    milliidle = (10000 * idle) / ticks;
    milliintr = (10000 * intr) / ticks;
    millittot = milliusr + millisys + milliintr + milliidle;

    printf("busy=%5d (usr/sys/intr -- idl/tot) (%5d/%5d/%5d -- %5d/%6d)\n",
	milliusr + millisys + milliintr,
	milliusr, millisys, milliintr, milliidle, millittot); 

    idle = 0;
    usr = 0;
    intr = 0;
    sys = 0;

    ticks = 0;
    t0=timestamp; 
}