先查看现在的内核 uname -r 以升级到4.18.20内核为例 kernel-ml-4.18.20-1.el6.elrepo.x86_64.rpm kernel-ml-devel-4.18.20-1.el6.elrepo.x86_64.rpm kernel-ml-headers -4.18.20-1.el6.elrepo.x86_64.rpm 下载内核 wget http://mirror.rc.usf.edu/compute_lock/elrepo/kernel/el6/x86_64/RPMS/kernel-ml-4.18.20-1.el6.