diff options
Diffstat (limited to 'src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/demo/udp/udptop.d')
-rwxr-xr-x | src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/demo/udp/udptop.d | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/demo/udp/udptop.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/demo/udp/udptop.d new file mode 100755 index 00000000..a626e571 --- /dev/null +++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/demo/udp/udptop.d @@ -0,0 +1,133 @@ +#!/usr/sbin/dtrace -s +/* + * udptop: display top UDP network packets by process. + * Written using DTrace udp Provider. + * + * Usage: dtrace -s udptop.d [count] [interval] + * + * This analyses UDP network packets and prints the responsible PID plus + * standard details such as IP address and port. This captures traffic + * of newly created UDP connections that were established while this program + * was running along with traffic from existing connections. It can help + * identify which processes is causing UDP traffic. + * + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + * + */ +/* + * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. + * + * Portions Copyright 2010 Brendan Gregg + */ + +#pragma D option quiet +#pragma D option defaultargs +#pragma D option switchrate=10hz + +/* + * Print header + */ +dtrace:::BEGIN +{ + /* starting values */ + counts = $1 ? $1 : 10; + secs = $2 ? $2 : 5; + UDP_out = 0; + UDP_in = 0; + + printf("Sampling... Please wait.\n"); +} + + +udp:::send +/ args[1]->cs_pid != -1 / +{ + @out[args[1]->cs_zoneid, args[1]->cs_pid, args[2]->ip_saddr, + args[4]->udp_sport, args[2]->ip_daddr, args[4]->udp_dport] = + sum(args[4]->udp_length); +} + +udp:::receive +/ args[1]->cs_pid != -1 / +{ + @out[args[1]->cs_zoneid, args[1]->cs_pid, args[2]->ip_daddr, + args[4]->udp_dport, args[2]->ip_saddr, args[4]->udp_sport] = + sum(args[4]->udp_length); +} + +/* + * UDP Systemwide Stats + */ +mib:::udpHCOutDatagrams { UDP_out += args[0]; } +mib:::udpHCInDatagrams { UDP_in += args[0]; } + +profile:::tick-1sec +/secs != 0/ +{ + secs--; +} + +/* + * Print Report + */ +profile:::tick-1sec +/secs == 0/ +{ + /* fetch 1 min load average */ + this->load1a = `hp_avenrun[0] / 65536; + this->load1b = ((`hp_avenrun[0] % 65536) * 100) / 65536; + + /* print status */ + printf(%Y, load: %d.%02d, UDP datagrams in: %6d, ", + walltimestamp, this->load1a, this->load1b, UDP_in); + printf("UDP datagrams out: %6d\n\n", UDP_out); + + /* print headers */ + printf("%6s %6s %-15s %5s %-15s %5s %9s\n", + "ZONE", "PID", "LADDR", "LPORT", "RADDR", "RPORT", "SIZE"); + + /* print data */ + printa("%6d %6d %-15s %5d %-15s %5d %@9d\n", @out); + printf("\n"); + + /* clear data */ + trunc(@out); + UDP_in = 0; + UDP_out = 0; + secs = 5; + counts--; +} + +/* + * End of program + */ +profile:::tick-1sec +/counts == 0/ +{ + exit(0); +} + +/* + * Cleanup for Ctrl-C + */ +dtrace:::END +{ + trunc(@out); +} |