From 75bd14267e7a5507e0d58b9945dbb24e5d831af8 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Fri, 20 Jan 2023 14:24:20 +0100
Subject: check-health: monitor CPU load
MIME-Version: 1.0
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---- ✂️ ----
🧮️📈️ Health warning: CPU load

The average CPU load on MikroTik is at 76%!
---- ✂️ ----
🧮️📉️ Health recovery: CPU load

The average CPU load on MikroTik decreased to 64%.
---- ✂️ ----
---
 check-health | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'check-health')

diff --git a/check-health b/check-health
index e754d69..3957ad1 100644
--- a/check-health
+++ b/check-health
@@ -10,6 +10,8 @@
 :global GlobalFunctionsReady;
 :while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
 
+:global CheckHealthCPULoad;
+:global CheckHealthCPULoadNotified;
 :global CheckHealthLast;
 :global CheckHealthTemperature;
 :global CheckHealthTemperatureDeviation;
@@ -43,6 +45,20 @@
 
 $ScriptLock $0;
 
+:set CheckHealthCPULoad (($CheckHealthCPULoad * 4 + [ /system/resource/get cpu-load ] * 10) / 5);
+:if ($CheckHealthCPULoad > 750 && $CheckHealthCPULoadNotified != true) do={
+  $SendNotification2 ({ origin=$0; \
+    subject=([ $SymbolForNotification "abacus,chart-increasing" ] . "Health warning: CPU load"); \
+    message=("The average CPU load on " . $Identity . " is at " . ($CheckHealthCPULoad / 10) . "%!") });
+  :set CheckHealthCPULoadNotified true;
+}
+:if ($CheckHealthCPULoad < 650 && $CheckHealthCPULoadNotified = true) do={
+  $SendNotification2 ({ origin=$0; \
+    subject=([ $SymbolForNotification "abacus,chart-decreasing" ] . "Health recovery: CPU load"); \
+    message=("The average CPU load on " . $Identity . " decreased to " . ($CheckHealthCPULoad / 10) . "%.") });
+  :set CheckHealthCPULoadNotified false;
+}
+
 :foreach Voltage in=[ /system/health/find where type="V" ] do={
   :local Name  [ /system/health/get $Voltage name  ];
   :local Value [ /system/health/get $Voltage value ];
-- 
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