因为目前在kubernetes集群上用ceph提供持久存储,但是由于内核原因导致k8s Node状态变为NoReady,所以决定将内核从3.10升级为4.4
rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm yum --disablerepo="*" --enablerepo="elrepo-kernel" list available yum --enablerepo=elrepo-kernel install kernel-lt grub2-mkconfig -o /boot/grub2/grub.cfg reboot原文链接:https://www.f2er.com/centos/376103.html