MariaDB: Parameterized performance settings via .env and docker-compose command flags.

conf/mariadb/server.cnf

@@ -1,12 +1,11 @@
 [server]
 
 [mysqld]
-# Optimized for Aether Dev (based on production Linode config)
+# Global defaults for Aether Dev (Overrides are in docker-compose.yml via .env)
 slow_query_log = ON
 long_query_time = 1
 expire_logs_days = 90
 max_binlog_size  = 512M
-max_connections = 500
 wait_timeout = 1800
 net_read_timeout = 900
 net_write_timeout = 900
@@ -20,18 +19,12 @@ join_buffer_size         = 16M
 read_buffer_size         = 4M
 read_rnd_buffer_size     = 8M
 sort_buffer_size         = 16M
-innodb_buffer_pool_size  = 512M
 innodb_sort_buffer_size  = 32M
 innodb_open_files        = 4096
 
 query_cache_type = ON
-query_cache_size = 32M
 query_cache_limit = 4M
 
-max_heap_table_size = 384M
-tmp_table_size = 384M
-table_open_cache = 4000
-
 [galera]
 
 [embedded]
@@ -46,4 +39,4 @@ server_audit_events = 'CONNECT,TABLE'
 # skip-name-resolve helps significantly with Docker network overhead
 skip-name-resolve
 
-[mariadb-10.11]
+[mariadb-10.11]

docker-compose.yml

@@ -51,6 +51,15 @@ services:
         restart: always
         image: mariadb:10.11
         container_name: ae_mariadb_dev
+        command: [
+            "mysqld",
+            "--max-connections=${MARIADB_MAX_CONNECTIONS}",
+            "--innodb-buffer-pool-size=${MARIADB_INNODB_BUFFER_POOL_SIZE}",
+            "--query-cache-size=${MARIADB_QUERY_CACHE_SIZE}",
+            "--tmp-table-size=${MARIADB_TMP_TABLE_SIZE}",
+            "--max-heap-table-size=${MARIADB_TMP_TABLE_SIZE}",
+            "--table-open-cache=${MARIADB_TABLE_OPEN_CACHE}"
+        ]
         environment:
             MYSQL_ROOT_PASSWORD: ${AE_DB_PASSWORD}
             MYSQL_DATABASE: ${AE_DB_NAME}