1 files changed, 98 insertions, 0 deletions
diff --git a/modules/monitoring/rules/redis.yaml b/modules/monitoring/rules/redis.yaml
new file mode 100644
index 0000000..b47c313
--- /dev/null
+++ b/modules/monitoring/rules/redis.yaml
@@ -0,0 +1,98 @@
+---
+groups:
+  - name: Redis
+
+    rules:
+      - alert: RedisDown
+        expr: >-
+          redis_up == 0
+        for: 0m
+        labels:
+          severity: critical
+        annotations:
+          summary: Redis down at {{ $labels.instance }}.
+          description: |-
+            Redis instance is down.
+
+            VALUE = {{ $value }}
+            LABELS = {{ $labels }}
+
+      - alert: RedisOutOfSystemMemory
+        expr: >-
+          redis_memory_used_bytes
+          /
+          redis_total_system_memory_bytes * 100
+          > 90
+        for: 2m
+        labels:
+          severity: warning
+        annotations:
+          summary: Redis out of system memory at {{ $labels.instance }}.
+          description: |-
+            Redis is running out of system memory.
+
+            VALUE = {{ $value }}
+            LABELS = {{ $labels }}
+
+      - alert: RedisOutOfConfiguredMaxmemory
+        expr: >-
+          redis_memory_max_bytes != 0
+          and
+          (
+            redis_memory_used_bytes
+            /
+            redis_memory_max_bytes * 100
+            > 90
+          )
+        for: 2m
+        labels:
+          severity: warning
+        annotations:
+          summary: Redis out of configured maxmemory at {{ $labels.instance }}.
+          description: |-
+            Redis is running out of configured maxmemory.
+
+            VALUE = {{ $value }}
+            LABELS = {{ $labels }}
+
+      - alert: RedisTooManyConnections
+        expr: >-
+          redis_connected_clients > 100
+        for: 2m
+        labels:
+          severity: warning
+        annotations:
+          summary: Redis too many connections at {{ $labels.instance }}.
+          description: |-
+            Redis instance has too many connections.
+
+            VALUE = {{ $value }}
+            LABELS = {{ $labels }}
+
+      - alert: RedisNotEnoughConnections
+        expr: >-
+          redis_connected_clients < 1
+        for: 2m
+        labels:
+          severity: warning
+        annotations:
+          summary: Redis not enough connections at {{ $labels.instance }}.
+          description: |-
+            Redis instance should have more connections.
+
+            VALUE = {{ $value }}
+            LABELS = {{ $labels }}
+
+      - alert: RedisRejectedConnections
+        expr: >-
+          increase(redis_rejected_connections_total[1m]) > 0
+        for: 0m
+        labels:
+          severity: critical
+        annotations:
+          summary: Redis rejected connections at {{ $labels.instance }}.
+          description: |-
+            Some connections to Redis have been rejected.
+
+            VALUE = {{ $value }}
+            LABELS = {{ $labels }}