Enable memcached by default and fix discovering instances

Author: friedrichg

CHANGELOG.md

@@ -2,10 +2,12 @@
 
 ## master / unreleased
 
+* [CHANGE] Memcacheds are now enabled by default
 * [CHANGE] Change default config: distributors, rulers, queriers, query-frontend, nginx and compactors can be disrupted until 30%
 * [CHANGE] Remove startup probes from compactors from default values. It's not recommended in general #542
 * [CHANGE] Use default value for num_tokens in ingester configuration #544
 * [DEPENDENCY] Update kiwigrid/k8s-sidecar docker tag to v1.30.5 #531
+* [BUGFIX] fix discovering memcached instances
 
 ## 2.6.0 / 2025-05-07
 

values.yaml

@@ -1578,7 +1578,9 @@ compactor:
 
 memcached-frontend:
   # -- Enables support for caching queries in the frontend
-  enabled: false
+  enabled: true
+  service:
+    clusterIP: None
   architecture: "high-availability"
   replicaCount: 2
   resources: {}
@@ -1601,7 +1603,9 @@ memcached-frontend:
 
 memcached-blocks-index:
   # -- Enables support for block index caching
-  enabled: false
+  enabled: true
+  service:
+    clusterIP: None
   architecture: "high-availability"
   replicaCount: 2
   resources: {}
@@ -1624,7 +1628,9 @@ memcached-blocks-index:
 
 memcached-blocks:
   # -- Enables support for block caching
-  enabled: false
+  enabled: true
+  service:
+    clusterIP: None
   architecture: "high-availability"
   replicaCount: 2
   resources: {}
@@ -1647,7 +1653,9 @@ memcached-blocks:
 
 memcached-blocks-metadata:
   # -- Enables support for block metadata caching
-  enabled: false
+  enabled: true
+  service:
+    clusterIP: None
   architecture: "high-availability"
   replicaCount: 2
   resources: {}