From 7f79ea13a0f64573ce13353257d322ae49ef0c27 Mon Sep 17 00:00:00 2001 From: William Cohen Date: Thu, 24 Apr 2008 12:20:13 -0400 Subject: Move examples to testsuite/systemtap.examples --- .../systemtap.examples/small_demos/sched_snoop.stp | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100755 testsuite/systemtap.examples/small_demos/sched_snoop.stp (limited to 'testsuite/systemtap.examples/small_demos/sched_snoop.stp') diff --git a/testsuite/systemtap.examples/small_demos/sched_snoop.stp b/testsuite/systemtap.examples/small_demos/sched_snoop.stp new file mode 100755 index 00000000..623643dd --- /dev/null +++ b/testsuite/systemtap.examples/small_demos/sched_snoop.stp @@ -0,0 +1,35 @@ +#!/usr/bin/env stap + +global start_ts + +probe begin { + start_ts = gettimeofday_us() + printf("%12s %3s %5s %5s %-16s ACTION\n", + "TIMESTAMP", "CPU", "PID", "TID", "EXECNAME") +} + +function report(action:string) { + printf("%3d %12d %5d %5d %-16s %s\n", + gettimeofday_us() - start_ts, cpu(), + pid(), tid(), execname(), action) +} + +probe scheduler.cpu_off { + report(sprintf("cpu_off%s", idle? " [idle]" : "")) +} + +probe scheduler.cpu_on { + report(sprintf("cpu_on%s", idle? " [idle]" : "")) +} + +probe scheduler.tick { + report(sprintf("tick%s", idle? " [idle]" : "")) +} + +probe scheduler.migrate ? { + report("migrate") +} + +probe scheduler.balance ? { + report("balance") +} -- cgit