save

isolated/profiles/docker-compose.yml

@@ -30,10 +30,39 @@ services:
       MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
       MYSQL_DATABASE: ${MYSQL_DATABASE:-emp}
     command:
+      # 字符集/时区
       - --character-set-server=utf8mb4
       - --collation-server=utf8mb4_0900_ai_ci
       - --default-time-zone=+08:00
-      - --max-connections=1000
+      # InnoDB 核心
+      - --innodb_buffer_pool_size=16G
+      - --innodb_buffer_pool_instances=8
+      - --innodb_log_file_size=2G
+      - --innodb_log_buffer_size=64M
+      - --innodb_flush_log_at_trx_commit=2
+      - --innodb_flush_method=O_DIRECT
+      - --innodb_io_capacity=2000
+      - --innodb_io_capacity_max=4000
+      - --innodb_thread_concurrency=0
+      # 连接/表缓存/文件句柄
+      - --max_connections=1000
+      - --table_open_cache=4000
+      - --table_open_cache_instances=16
+      - --open_files_limit=65535
+      # 会话级缓冲
+      - --tmp_table_size=256M
+      - --max_heap_table_size=256M
+      - --sort_buffer_size=4M
+      - --join_buffer_size=4M
+      - --read_rnd_buffer_size=4M
+      # 慢查询日志
+      - --slow_query_log=ON
+      - --long_query_time=0.5
+      - --log_output=TABLE
+    ulimits:
+      nofile:
+        soft: 65535
+        hard: 65535
     volumes:
       - mysql_data:/var/lib/mysql
     healthcheck: