1 whoami view the current logged-on user
useradd zhang increase user
passwd zhang
su - zhang switch user
echo 123456 | passwd --stdin zhang root account password to modify other users
History -d number of lines (corresponding to the number of rows to clear history)
history -c so clear record
2 Some common packages
yum install tree telnet dos2unik sysstart lyzsz -y (五个包)
yum grouplist view the package has been installed
yum groupinstall "package name" to install the desired package
Tuning After installation 3
Source Address: https://www.cnblogs.com/derek1184405959/
1 whoami view the current logged-on user
useradd zhang increase user
passwd zhang
su - zhang switch user
echo 123456 | passwd --stdin zhang root account password to modify other users
History -d number of lines (corresponding to the number of rows to clear history)
history -c so clear record
2 Some common packages
yum install tree telnet dos2unik sysstart lyzsz -y (五个包)
yum grouplist 查看已经安装的包
yum groupinstall "包名" 安装想要的包
3 安装后的调优