From 23c614d2de259e6926c20069345d634ae1712662 Mon Sep 17 00:00:00 2001 From: Birte Kristina Friesel Date: Fri, 17 Jan 2025 14:05:31 +0100 Subject: Add helper to determine system-wide energy and power usage via RAPL To Do: Automatically determine (and subtract) idle power usage --- libexec/rapl-to-dfatool.py | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100755 libexec/rapl-to-dfatool.py (limited to 'libexec') diff --git a/libexec/rapl-to-dfatool.py b/libexec/rapl-to-dfatool.py new file mode 100755 index 0000000..5ab4c38 --- /dev/null +++ b/libexec/rapl-to-dfatool.py @@ -0,0 +1,27 @@ +#!/usr/bin/env python3 + +import sys + + +def main(perf_line, rapl_names, rapl_start, rapl_stop): + duration_ns = int(perf_line.split(",")[3]) + + rapl_names = rapl_names.split() + rapl_start = rapl_start.split() + rapl_stop = rapl_stop.split() + + buf = [f"duration_ns={duration_ns}"] + + for i in range(len(rapl_names)): + uj_start = int(rapl_start[i]) + uj_stop = int(rapl_stop[i]) + buf.append(f"{rapl_names[i]}_energy_uj={uj_stop - uj_start}") + buf.append( + f"{rapl_names[i]}_power_W={(uj_stop - uj_start) * 1000 / duration_ns}" + ) + + print(" ".join(buf)) + + +if __name__ == "__main__": + main(*sys.argv[1:]) -- cgit v1.2.3