-- 检查 show global variables like '%socket%'; show global variables like '%dir%'; show global variables like '%file%'; show global variables like '%log%'; show global variables like '%undo%'; -- 阿里云RDS MySQL部署目录结构 basedir = /u01/mysql80_20200630/ datadir: mkdir -p /home/mysql/data3306/{dbs3306,mysql,tmp} -- 腾讯云CDB MySQL部署目录结构 basedir = /data1/mysql_root/base/mysql-txsql-8.0.22-20210830-linux-x86_64_sh12_25g_1631760676/mysql/ datadir: mkdir -p /data1/mysql_root/{base_phony,data,log,tmp}/3306 -- zst basedir = /opt/mysql/mysql-8.0.28-linux-glibc2.12-x86_64/ basedir = /u01/app/mysql/mysql-8.0.28-linux-glibc2.12-x86_64/ basedir = /u01/mysql/mysql-8.0.28-linux-glibc2.12-x86_64/ datadir: mkdir -p /data/mysql/mysql3306/{data,logs,tmp}