DEV-1029: added alert to get notified in case

of api error above threshold

clusterspecifics/alerts/alert_backup_minio.yaml

@@ -14,7 +14,7 @@ spec:
         - alert: backup_minio_nsodev_successful
           for: 1m
           labels:
-            severity: warning                        # Sollte dazu geschrieben werden um Alerts Sauber zwischen Teams zu trennen
+            severity: warning
           expr: nightly_backup_successful_nsodev{stage="nsodev"} > 0 # hier kommt die eigentliche Alert expression rein
           annotations:
             message: Nightly Backup of Minio NSODEV Bucket failed
@@ -22,7 +22,7 @@ spec:
         - alert: backup_minio_cusqa_successful
           for: 1m
           labels:
-            severity: warning                        # Sollte dazu geschrieben werden um Alerts Sauber zwischen Teams zu trennen
+            severity: warning
           expr: nightly_backup_successful_cusqa{stage="cusqa"} > 0 # hier kommt die eigentliche Alert expression rein
           annotations:
             message: Nightly Backup of Minio CUSQA Bucket failed
@@ -30,7 +30,16 @@ spec:
         - alert: backup_minio_cusprod_successful
           for: 1m
           labels:
-            severity: warning                        # Sollte dazu geschrieben werden um Alerts Sauber zwischen Teams zu trennen
+            severity: warning
           expr: nightly_backup_successful_cusprod{stage="cusprod"} > 0 # hier kommt die eigentliche Alert expression rein
           annotations:
-            message: Nightly Backup of Minio CUSPROD Bucket failed
+            message: Nightly Backup of Minio CUSPROD Bucket failed
+    - name: "minio-api.rules"         # ".rules" muss unbedingt im Namen enthalten sein!!
+      rules:
+        - alert: api_errors
+          for: 5m
+          labels:
+            severity: critical
+          expr: sum by (server,api) (increase(minio_s3_requests_errors_total{job="minio"}[60m])) > 50
+          annotations:
+            message: S3(minio) API error above threshold of 50. Plz check.