CentOS通用列出安装包的命令是:

yum list installed

输出结果类似这样的:

Installed Packages  
audit-libs.x86_64  
basesystem.noarch  
bash.x86_64  
binutils.x86_64  
bzip2-libs.x86_64  
ca-certificates.noarch  
....

最快去搜索某个安装包的命令是:

yum list installed | grep packageName