/usr/share/systemtap/examples/profiling/ Current File: //usr/share/systemtap/examples/profiling/perf.meta

title: Show performance ratios using perf.counter to access performance counters
name: perf.stp
version: 1.0
author: Stan Cox
keywords: profiling
subsystem: any
status: production
exit: user-controlled
output: sorted-list
requires: findutils-debuginfo
scope: process
description: On exit the perf.stp script provides a sorted list showing cycles per insn, branches per insn, and cache refs per insn
test_support: rpm -q findutils-debuginfo
test_check: stap -w -p4 perf.stp
test_installcheck: stap -w perf.stp -c "find /usr/bin -name \"l*\" -printf \"%h/%f %s %Cx %Ck%CM %Y\n\""