From 384c5fe974abe35ab11dce4446dc5eed86585a3b Mon Sep 17 00:00:00 2001 From: "Frank Ch. Eigler" Date: Thu, 7 Aug 2008 16:47:18 -0400 Subject: samples: separate into subdirectories by subsystem --- testsuite/systemtap.examples/network/nettop.stp | 42 +++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100755 testsuite/systemtap.examples/network/nettop.stp (limited to 'testsuite/systemtap.examples/network/nettop.stp') diff --git a/testsuite/systemtap.examples/network/nettop.stp b/testsuite/systemtap.examples/network/nettop.stp new file mode 100755 index 00000000..96db413a --- /dev/null +++ b/testsuite/systemtap.examples/network/nettop.stp @@ -0,0 +1,42 @@ +#! /usr/bin/env stap + +global ifxmit, ifrecv + +probe netdev.transmit +{ + ifxmit[pid(), dev_name, execname(), uid()] <<< length +} + +probe netdev.receive +{ + ifrecv[pid(), dev_name, execname(), uid()] <<< length +} + + +function print_activity() +{ + printf("%5s %5s %-7s %7s %7s %7s %7s %-15s\n", + "PID", "UID", "DEV", "XMIT_PK", "RECV_PK", + "XMIT_KB", "RECV_KB", "COMMAND") + + foreach ([pid, dev, exec, uid] in ifrecv-) { + n_xmit = @count(ifxmit[pid, dev, exec, uid]) + n_recv = @count(ifrecv[pid, dev, exec, uid]) + printf("%5d %5d %-7s %7d %7d %7d %7d %-15s\n", + pid, uid, dev, n_xmit, n_recv, + n_xmit ? @sum(ifxmit[pid, dev, exec, uid])/1024 : 0, + n_recv ? @sum(ifrecv[pid, dev, exec, uid])/1024 : 0, + exec) + } + + print("\n") + + delete ifxmit + delete ifrecv +} + +probe timer.ms(5000), end, error +{ + print_activity() +} + -- cgit