add auth_socket plugin variable

config/my.cnf

@@ -87,6 +87,9 @@ validate_password_number_count=1
 validate_password_special_char_count=1
 default_password_lifetime=90
 
+plugin-load-add=auth_socket.so
+auth_socket=FORCE_PLUS_PERMANENT
+
 
 ############################################################
 # binlog
@@ -125,7 +128,7 @@ ssl-key=/etc/mysql/certs/server-key.pem
 
 ############################################################
 # replication
-# comment this block if replication is not used.
+# Please comment this block if replication is not used.
 # Caution: 
 #       server_id should differ between source and replica
 #       read-only should be set dynamically and persistently
@@ -138,4 +141,3 @@ max_binlog_size=500M
 
 ############################################################
 
-