随手记命令
系统
查看系统版本号
SRE实战 互联网时代守护先锋,助力企业售后服务体系运筹帷幄!一键直达领取阿里云限量特价优惠。cat /etc/redhat-release
Ngixn
启动和重新启动nginx(/usr/local/ngixn/sbin/nginx)
./nginx -s reload 重启
./nginx
nginx systemctl自启配置(nginx安装位置/usr/local/nginx)
vim /usr/lib/systemd/system/nginx.service
[Unit]
Description=The nginx HTTP and reverse proxy server
After=syslog.target network.target remote-fs.target nss-lookup.target
[Service]
Type=forking
PIDFile=/usr/local/nginx/logs/nginx.pid
ExecStartPre=/usr/local/nginx/sbin/nginx -t
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/bin/kill -s HUP /usr/local/nginx/logs/nginx.pid
ExecStop=/bin/kill -s QUIT /usr/local/nginx/logs/nginx.pid
PrivateTmp=true
[Install]
WantedBy=multi-user.target
mysql
更改mysql 数据库密码
update mysql.user set authentication_string=password('your password') where user='root';centos 7
Mysql 无法安装 依赖 在后面添加
--force --nodeps
(查看临时密码)
grep 'temporary password' mysqld.log
