From c348a8df36583faa39786fbb1de1b4cac9fb4cd0 Mon Sep 17 00:00:00 2001 From: Georges Da Costa <dacosta@irit.fr> Date: Sat, 20 Apr 2024 19:29:44 +0200 Subject: [PATCH] Corrects the documentation on how to use RAPL on Intel as user --- README.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index a6d840e..99fa085 100644 --- a/README.md +++ b/README.md @@ -77,7 +77,7 @@ make ``` You may want to run `./configure.sh --help` to see configuration options. -To use `amd_rapl` you have to load the module `msr` +To use `amd_rapl` you have to load the module `msr` and use mojitO/S as root ```bash sudo modprobe msr ``` @@ -85,10 +85,10 @@ To execute mojitos without being root to monitor performance counters ```bash sudo sh -c 'echo 0 >/proc/sys/kernel/perf_event_paranoid' ``` -To execute mojitos without being root for accessing RAPL +To execute mojitos without being root for accessing RAPL on Intel ```bash -sudo chmod a+w /sys/class/powercap/intel-rapl/*/* -sudo chmod a+w /sys/class/powercap/intel-rapl/*/*/* +sudo chmod a+r /sys/class/powercap/intel-rapl/*/* +sudo chmod a+r /sys/class/powercap/intel-rapl/*/*/* ``` For now likwid backend needs mojitos to run root privileges -- GitLab