history查看歷史命令:[jiaozl@jiaozl 桌面]$ history
1 which mpirun
2 which gfortran
3 which ifort
4 which mpif90
5 ip a s
6 ifconfig
7 ip a s
8 ping baidu.com
9 service httpd status
10 systemctl status httpd.service
11 httpd
12 whereis httpd
13 which httpd
14 yum -y install httpd
15 su root
16 vi