From 288d9082a8e22e028f289281be1e1afb02918811 Mon Sep 17 00:00:00 2001
From: "Hahn Axel (hahn)" <axel.hahn@iml.unibe.ch>
Date: Wed, 9 Mar 2022 16:41:38 +0100
Subject: [PATCH] v1.7: show most consuming processes if usage is > nn %
---
check_cpu | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/check_cpu b/check_cpu
index a91949c..9e6687b 100755
--- a/check_cpu
+++ b/check_cpu
@@ -15,12 +15,15 @@
# 2021-02-10 v1.4 <axel.hahn@iml.unibe.ch> added critical io wait
# 2021-10-28 v1.5 <axel.hahn@iml.unibe.ch> Use 2nd update of top
# 2021-12-10 v1.6 <axel.hahn@iml.unibe.ch> show processes with status D to find cpu waits
+# 2022-03-09 v1.7 <axel.hahn@iml.unibe.ch> show most cpu intensive processes
# ======================================================================
. `dirname $0`/inc_pluginfunctions
tmpfile=/tmp/check_cpu_$$
+iMinCpuUsageToShowProcesses=30
+
# ----------------------------------------------------------------------
# functions
# ----------------------------------------------------------------------
@@ -29,7 +32,7 @@ function showHelp(){
cat <<EOF
______________________________________________________________________
-CHECK_CPU check cpu usage and cpu wait v1.6
+CHECK_CPU check cpu usage and cpu wait v1.7
(c) Institute for Medical Education - Univerity of Bern
Licence: GNU GPL 3
@@ -135,6 +138,14 @@ echo "$plist" | grep "[0-9]" >/dev/null \
&& echo "For analysis of cpu waits - processes with status D:" \
&& echo "$plist"
+# v1.7: show most consuming processes if usage is > nn %
+typeset -i iUsed=$( echo $cpuNonIdle | cut -f 1 -d '.' )
+if [ $iUsed -gt $iMinCpuUsageToShowProcesses ]; then
+ echo
+ echo "CPU usage is higher $iMinCpuUsageToShowProcesses percent ... showing most consuming processes:"
+ ps aux | head -1; ps aux | sort -nrk 3,3 | head -n 5
+fi
+
echo "
Limits: usage warn at ${iWarnLimit} .. critical at ${iCriticalLimit} .. io wait limit ${iCriticalWait}
$sInfo
--
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