update

mysql/Demo/SingleNode/README.md

@@ -0,0 +1,21 @@
+# 部署 MySQL 单节点
+
+- 按实际环境修改
+    - docker-compose.yml
+    - mysql/my.cnf
+
+- 创建目录
+    ```
+    grep '\<source:' docker-compose.yml | cut -d: -f2 | xargs mkdir -p
+    ```
+
+- 启动
+    ```
+    docker-compose up -d
+    ```
+
+- 查看日志，直至出现 "MySQL is ready for connections."
+    ```
+    docker-compose logs mysql
+    ```
+

mysql/Demo/SingleNode/docker-compose.yml

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+version: "3.7"
+
+services:
+  mysql:
+    image: harbor.colben.cn/general/mysql:8
+    container_name: mysql
+    restart: "on-failure"
+    stop_grace_period: 5m
+    privileged: true
+    networks:
+      mysql:
+    ports:
+    - 3306:3306
+    volumes:
+    - type: bind
+      source: ./mysql/my.cnf
+      target: /etc/my.cnf
+    - type: bind
+      source: ./mysql/binlog
+      target: /var/lib/mysql-bin
+    - type: bind
+      source: ./mysql/db
+      target: /var/lib/mysql
+    - type: bind
+      source: ./mysql/log
+      target: /var/log/mysql
+

mysql/Demo/SingleNode/mysql/my.cnf

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+[mysqld]
+mysqlx = OFF
+skip-name-resolve = 1
+max-user-connections = 600
+
+## this should be less than 80% of total memory
+innodb-buffer-pool-size = xxxxG
+
+## this should be half of "innodb-buffer-pool-size"
+innodb-buffer-pool-instances = xxxx
+
+# binlog
+server-id = 1
+log-bin = /var/lib/mysql-bin/master
+binlog-format = ROW
+binlog-expire-logs-seconds = 172800
+gtid-mode = ON
+enforce-gtid-consistency = TRUE
+