/*
 * rb_objcpu-type.d - measure Ruby Object create on-CPU time
 * 
 *                    This example script is based off js_objcpu.d from the 
 *                    helper monkey javascript package written by Brenden Gregg.
 */

#pragma D option quiet

BEGIN
{
	printf("Tracing... Hit Ctrl-C to end.\n");
}

ruby$target:::object-create-start
{
	self->vstart = vtimestamp;
}

ruby$target:::object-create-done
/self->vstart/
{
	this->oncpu = vtimestamp - self->vstart;
	@dist["Object Creation on-CPU time (ns):"] = quantize(this->oncpu);
	@total["Total on-CPU time (us):"] = sum(this->oncpu);
	self->vstart = 0;
}

END
{
	normalize(@total, 1000);
}