From 18da40f8b4a43b627e5e51a0cbc6a205e08dbbc8 Mon Sep 17 00:00:00 2001
From: alexandrumarian-portal
 <83924056+alexandrumarian-portal@users.noreply.github.com>
Date: Tue, 14 Feb 2023 15:00:43 +0200
Subject: [PATCH] disk io ops alarm (#337)

* disk io ops alarm

* disk io ops alarm
---
 dist/rules/host-and-hardware/node-exporter.yml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/dist/rules/host-and-hardware/node-exporter.yml b/dist/rules/host-and-hardware/node-exporter.yml
index 8d5cd2f..3c14291 100644
--- a/dist/rules/host-and-hardware/node-exporter.yml
+++ b/dist/rules/host-and-hardware/node-exporter.yml
@@ -157,6 +157,15 @@ groups:
         summary: Host CPU high iowait (instance {{ $labels.instance }})
         description: "CPU iowait > 5%. A high iowait means that you are disk or network bound.\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
+    - alert: HostUnusualDiskIO
+      expr: 'rate(node_disk_io_time_seconds_total[1m]) > 0.5'
+      for: 5m
+      labels:
+        severity: warning
+      annotations:
+        summary: "Time spent in IO is too high on {{ $labels.instance }}"
+        description: "100% I/O time for 5minutes. Check storage for issues."
+
     - alert: HostContextSwitching
       expr: '(rate(node_context_switches_total[5m])) / (count without(cpu, mode) (node_cpu_seconds_total{mode="idle"})) > 1000'
       for: 0m