#!/usr/sbin/dtrace -s
/*
 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
 */

#pragma D option quiet

tcp:::receive
{
	@bytes[args[2]->ip_saddr, args[4]->tcp_dport] =
	    sum(args[2]->ip_plength - args[4]->tcp_offset);
}

tcp:::send
{
	@bytes[args[2]->ip_daddr, args[4]->tcp_sport] =
	    sum(args[2]->ip_plength - args[4]->tcp_offset);
}

profile:::tick-1sec
{
	printf("\n   %-32s %16s\n", "HOST", "BYTES/s");
	printa("   %-32s %@16d\n", @bytes);
	trunc(@bytes);
}