[root@localhost ~]# uname -a

Linux localhost.localdomain 3.10.0-957.el7.x86_64 #1 SMP Thu Nov 8 23:39:32 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

[root@localhost ~]# uname -r

3.10.0-957.el7.x86_64

[root@localhost ~]# cat /etc/redhat-release

CentOS Linux release 7.6.1810 (Core) 

yum -y install gcc gcc-c++ kernel-devel //安装gcc、c++编译器以及内核文件