2026-10-25 04:43:23 +00:00
1 changed files with 4 additions and 1 deletions
@@ -55,7 +55,10 @@ alertmanager:
 prometheus:
  prometheusSpec:
    retention: 30d
-    retentionSize: "95GB"
+    # Must stay under the PVC size below (25Gi). At 95GB the limit never
+    # triggered, the volume filled, and Prometheus crashlooped with
+    # "no space left on device" writing /prometheus/queries.active.
+    retentionSize: "18GB"

    # scrapeTimeout MUST be <= scrapeInterval or the operator refuses to generate
    # the Prometheus config ("scrapeTimeout greater than scrapeInterval") and no