如发现没有装可以选换国内源,然后
[root@centos yum.repos.d]# yum search locate
会有提示
mlocate.x86_64 : An utility for finding files by name
which.x86_64 : Displays where a particular program in your path is located
然后安装
[root@centos yum.repos.d]# yum install mlocate.x86_64
再更新搜索数据库
[root@centos yum.repos.d]# updatedb