Add low available memory alert

2021-11-16 00:31:55 +00:00 · 2021-11-16 00:31:55 +00:00 · b6b61e6f7c
parent bce1792825
commit b6b61e6f7c
1 changed files with 7 additions and 0 deletions
--- a/node_rules.yml
+++ b/node_rules.yml
@ -109,3 +109,10 @@ groups:
    << : *prolonged
    annotations:
      summary: "Instance {{ $labels.instance }} prolonged >5 MiB/s disk I/O"
+  - alert: High memory usage
+    expr: >
+      avg_over_time(node_memory_MemAvailable_bytes[5m]) < 100 * 1024^2
+    labels:
+      severity: important
+    annotations:
+      summary: "Instance {{ $labels.instance }} <100MiB available memory"