From 23e523b6b9784390c7ce2c5af654ab497fb10aaf Mon Sep 17 00:00:00 2001 From: Jose Castillo Date: Wed, 8 Sep 2021 09:25:24 +0200 Subject: [PATCH] [kernel] Capture Pressure Stall Information Kernel 4.20 includes PSI metrics for CPU, memeory and IO. The feature is enabled after adding "psi=1" as kernel boot parameter. The information is captured in files in the directory /proc/pressure. Signed-off-by: Jose Castillo --- sos/report/plugins/kernel.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sos/report/plugins/kernel.py b/sos/report/plugins/kernel.py index 8c5e5e11..803f5e30 100644 --- a/sos/report/plugins/kernel.py +++ b/sos/report/plugins/kernel.py @@ -112,7 +112,8 @@ class Kernel(Plugin, IndependentPlugin): "/sys/kernel/debug/extfrag/unusable_index", "/sys/kernel/debug/extfrag/extfrag_index", clocksource_path + "available_clocksource", - clocksource_path + "current_clocksource" + clocksource_path + "current_clocksource", + "/proc/pressure/" ]) if self.get_option("with-timer"): -- 2.31.1