fix comments

group_vars/matrix_servers

@@ -4844,9 +4844,12 @@ matrix_synapse_redis_enabled: "{{ valkey_enabled }}"
 matrix_synapse_redis_host: "{{ valkey_identifier if valkey_enabled else '' }}"
 matrix_synapse_redis_password: "{{ valkey_connection_password if valkey_enabled else '' }}"
 
-matrix_synapse_redis_path_enabled: false # temporarily, then switch to true by default once properly tested
-matrix_synapse_redis_path: "{{ '/tmp/redis.sock' if valkey_enabled else '' }}" # default value for Synapse
-matrix_synapse_redis_path_host: "{{ valkey_run_path+'/valkey.sock' if valkey_enabled else '' }}" # path on the host
+# unix socket connection, disabled by default temporarily until properly tested
+matrix_synapse_redis_path_enabled: false
+# path to the Redis socket inside the Synapse container, using Synapse's default value
+matrix_synapse_redis_path: "{{ '/tmp/redis.sock' if valkey_enabled else '' }}"
+# path to the Redis socket on the host, using Valkey
+matrix_synapse_redis_path_host: "{{ valkey_run_path+'/valkey.sock' if valkey_enabled else '' }}"
 
 matrix_synapse_container_extra_arguments_auto: "{{ matrix_homeserver_container_extra_arguments_auto }}"
 matrix_synapse_app_service_config_files_auto: "{{ matrix_homeserver_app_service_config_files_auto }}"

roles/custom/matrix-synapse/defaults/main.yml

@@ -1248,9 +1248,12 @@ matrix_synapse_redis_use_tls: false
 matrix_synapse_redis_host: ""
 matrix_synapse_redis_port: 6379
 # Connection option 2: Unix socket (takes precedence over TCP if `matrix_synapse_redis_path` is set)
+# disabled by default
 matrix_synapse_redis_path_enabled: false
-matrix_synapse_redis_path: "" # the path to the redis socket inside the container, e.g. "/var/run/redis.sock"
-matrix_synapse_redis_path_host: "" # the path to the redis socket on the host, e.g. "/matrix/valkey/run/valkey.sock"
+# the path to the redis socket inside the container, Synapse default's is "/tmp/redis.sock"
+matrix_synapse_redis_path: ""
+# the path to the redis socket on the host, e.g., "/matrix/valkey/run/valkey.sock"
+matrix_synapse_redis_path_host: ""
 
 # Controls whether Synapse starts a replication listener necessary for workers.
 #