From c87732377ab64442e2fdefc3a3d362413eb0d3c4 Mon Sep 17 00:00:00 2001
From: "marco.verleun" <marco.verleun@solvinity.com>
Date: Fri, 30 Apr 2021 15:08:16 +0200
Subject: [PATCH] Add OOMKill alert

---
 _data/rules.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/_data/rules.yml b/_data/rules.yml
index 6fd9802..37715cb 100644
--- a/_data/rules.yml
+++ b/_data/rules.yml
@@ -1546,6 +1546,10 @@ groups:
                 query: 'kube_hpa_status_desired_replicas >= kube_hpa_spec_max_replicas'
                 severity: info
                 for: 2m
+              - name: Kubernetes Pod OOM killed
+                description: Pod {{ $labels.pod }} in namespace {{ $labels.namespace }} is OOMKilled
+                query: kube_pod_container_status_last_terminated_reason{reason="OOMKilled"} > 0
+                severity: Critical
               - name: Kubernetes Pod not healthy
                 description: Pod has been in a non-ready state for longer than an hour.
                 query: 'min_over_time(sum by (namespace, pod) (kube_pod_status_phase{phase=~"Pending|Unknown|Failed"})[1h:]) > 0'