/usr/share/systemtap/examples/network/ Current File: //usr/share/systemtap/examples/network/tcp_trace.meta

title: TCP Connection Tracing Utility
name: tcp_trace.stp
version: 1.0
author: varuncha@in.ibm.com wilder@us.ibm.com
keywords: network trace
subsystem: network
status: production
exit: user-controlled
output: timed
scope: socket
arg_[0-9]+: tcp_trace.stp  filter=all|state|txq|rxq|srtt|snd_cwnd|snd_wnd|rexmit|pmtu|ssthresh|timer|rcvwnd [timeout=<sec>] [update=change|all] Rule
description: This scripts traces a given TCP connection based on the filter parameters given by the user. The indexing is done by the 4 tuples local address, remote address, local port, remote port.
test_check: stap -p4 tcp_trace.stp
test_installcheck: stap tcp_trace.stp 127.0.0.1:*-127.0.0.1:* timeout=1