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| # 下载目标内核源。例如:
wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.14.49.tar.xz
tar -xf linux-4.14.49.tar.xz
cd linux-4.14.49
# 应用补丁 （https://github.com/wavezhang/k8s-ipvs-toa）
patch -p1 < ../k8s-ipvs-toa/k8s-ipvs.patch
# 踩了很多坑，需要安装很多工具
yum groupinstall "Development Tools" -y
yum install openssl patch gcc automake autoconf libtool make \
zlib-devel elfutils elfutils-libelf-devel -y
yum install epel-release -y
yum install openssl-devel bc -y
yum install ncurses-devel ntpdate -y
cp /boot/config-3.10.0-229.el7.x86_64 .config
sh -c 'yes "" | make oldconfig'
make -j30 bzImage
make -j30 modules
make -j30 modules_install
make install
# 查看插入顺序，看一下
cat /boot/grub2/grub.cfg |grep "menuentry "
awk -F\' '$1=="menuentry " {print $2}' /etc/grub2.cfg
# 修改启动顺序
grub2-set-default 'CentOS Linux (4.14.49) 7 (Core)'
# 查看启动顺序
grub2-editenv list
# 重启生效
reboot
|
