1. 查看是否安装了wget

rpm -qa | grep wget

[root@localhost tools]# rpm -qa | grep wget
[root@localhost tools]# 

2. 安装wget

[root@localhost tools]# yum -y install wget
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
 * base: mirror.jdcloud.com
 * extras: mirror.jdcloud.com
 * updates: mirror.jdcloud.com
mysql57-community                                                                                                                    | 2.5 kB  00:00:00     
mysql57-community/x86_64/primary_db                                                                                                  | 187 kB  00:00:11     
Resolving Dependencies
--> Running transaction check
---> Package wget.x86_64 0:1.14-18.el7_6.1 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

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