update redis resource config to prevent frequent evictions (#1383)

* update redis resource config to prevent frequent evictions

* Remove "safe-to-evict" config and add strategy

* update redis config for eks

Author: beesaferoot

k8s/base/aws_eks/deployments/redis.yaml

@@ -15,6 +15,8 @@ metadata:
   name: redis-db
 spec:
   replicas: 1
+  strategy:
+    type: Recreate
   selector:
     matchLabels:
       app: redis-db
@@ -50,3 +52,13 @@ spec:
       targetPort: 6379
   selector:
     app: redis-db
+---
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: redis-pdb
+spec:
+  minAvailable: 1
+  selector:
+    matchLabels:
+      app: redis-db

k8s/base/gcp_gke/redis.yaml

@@ -15,6 +15,8 @@ metadata:
   name: redis-db
 spec:
   replicas: 1
+  strategy:
+    type: Recreate
   selector:
     matchLabels:
       app: redis-db
@@ -50,3 +52,13 @@ spec:
       targetPort: 6379
   selector:
     app: redis-db
+---
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: redis-pdb
+spec:
+  minAvailable: 1
+  selector:
+    matchLabels:
+      app: redis-db