All options that aren't innodb, log_slow_query, or replication based …

…are either default or potentially harmful (like query_cache_size).

docker-compose/mariadb-config/prod/mariadb.cnf

@@ -1,19 +1,14 @@
 [mariadb]
 
-port                  = 3306
-bind-address          = 0.0.0.0
-
 # Fine tuning
 max_connections         = 300
-connect_timeout         = 5
 wait_timeout            = 600
 max_allowed_packet      = 32M
 thread_cache_size       = 128
 sort_buffer_size        = 128M
 bulk_insert_buffer_size = 128M
 tmp_table_size          = 32M
 max_heap_table_size     = 32M
-skip-name-resolve       = 1
 innodb_log_file_size    = 2G
 
 # Logging
@@ -26,9 +21,6 @@ log_slow_query_file    = mariadb-slow.log
 long_query_time        = 2
 log_slow_verbosity     = full
 
-# Query cache
-query_cache_size        = 16M
-
 # Character sets
 character-set-server = utf8mb4
 collation-server     = utf8mb4_general_ci
@@ -50,7 +42,3 @@ binlog_format = MIXED
 # the following permits to simplify the process of moving a replica to a
 # primary node role by ensuring that replication is not started on primary node
 
-[mysqldump]
-quick
-quote-names
-max_allowed_packet = 16M