使用 galera创建mariaDB集群 OS-RELEASE PRETTY_NAME="Ubuntu 22.04.4 LTS" NAME="Ubuntu" VERSION_ID="22.04" VERSION="22.04.4 LTS (Jammy Jellyfish)" VERSION_CODENAME=jammy ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=jammy 1. 安装mariadb apt install mariadb-server-10.6 安装galera apt install galera-4 对应版本 注意版本问题，坑死我了。 2. 配置mariadb 2.1 配置mariadb远程访问 配置默认密码 mysql_secure_installation 允许远程以root用户登录 GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'password' WITH GRANT OPTION; FLUSH PRIVILEGES; 2.2 配置mariadb为集群 nano /etc/mysql/conf.d/galera.cnf [mysqld] binlog_format=ROW default-storage-engine=innodb innodb_autoinc_lock_mode=2 bind-address=0.0.0.0 # Galera Provider Configura...