EDDYCJY的博客

一、检查SSH-KEY是否已经生成过ls -al ~/.ssh二、生成新的SSH-KEYssh-keygen -t rsa -C "your_email@example.com"三、生成成功Your identification has been saved in /root/.ssh/id_rsa.Your public key has been saved in /root/.ssh/id_r

一、当前会话有效1、直接运行命令export PATH=$PATH:/usr/local/node2、执行vi ~/.bash_profile修改文件中PATH一行，将/usr/local/node加入到PATH=$PATH:$HOME/bin一行之后二、永久有效执行并修改 vi /etc/profile，在文件末尾加上如下两行（DEMO）代码PATH=$PATH:/usr/local/nodee

一、源主机yum -y install rsync二、目标主机（1）安装服务yum -y install rsync（2）修改配置项vi /etc/rsyncd.conf[module]path = /data/wwwroot/rsynclist = trueuid = rootgid = rootread only = falseauth users = websecrets fi