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CentOS6 内核更换为： 2.6.32-504.3.3.el6.x86_64
rpm -ivh http://soft.91yun.org/ISO/Linux/CentOS/kernel/kernel-firmware-2.6.32-504.3.3.el6.noarch.rpm
rpm -ivh http://soft.91yun.org/ISO/Linux/CentOS/kernel/kernel-2.6.32-504.3.3.el6.x86_64.rpm --forcerpm -ivh http://soft.91yun.org/ISO/Linux/CentOS/kernel/kernel-3.10.0-229.1.2.el7.x86_64.rpm --forcerpm -qa | grep kernel
重启，查看内核是否更换成功
reboot
uname -r
