MySQL数据库登录MySQL数据库。执行以下命令修改弱口令。SET PASSWORD FOR '用户名'@'主机'=PASSWORD('新密码');执行以下命令刷新用户信息,使口令修改生效。flush privileges;Redis数据库打开Redis数据库配置文件redis.conf。找到“requirepass”配置行,修改弱口令(password为登录口令)。PostgreSQL数据库登录PostgreSQL数据库。执行以下命令修改弱口令。
表1 SET 命令的测试结果 实例规格CPU类型数据大小连接数QPS平均延迟(ms)95%延迟(ms)99%延迟(ms)最大延迟(ms)基础标准版双副本8GX8632100131406.050.7480.7510.839417.791500142118.123.4984.1754.767825.8551000142616.736.9817.071207.231826.3671024100102751.700.9601.0791.815632.319500113409.544.3855.7759.9991065.9831000110548.549.01012.38356.319521.215
表1 SET 命令的测试结果 实例规格CPU类型数据大小连接数QPS平均延迟(ms)95%延迟(ms)99%延迟(ms)最大延迟(ms)基础标准版双副本8GX8632100134622.120.7290.7350.871417.535500141240.943.5204.3195.047826.3671000143733.926.9318.19110.159223.8711024100796991.2351.3914.9913000.31950081616.665.9608.94339.9673000.319100084454.4711.80717.37565.9832815.999