Created
June 3, 2015 04:02
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DigitalOcean Custom Kernel
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| [root@kern ~]# rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org | |
| [root@kern ~]# rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm | |
| [root@kern ~]# yum --enablerepo=elrepo-kernel install kernel-ml | |
| [root@kern ~]# cd /boot | |
| [root@kern boot]# ls -l | |
| ----MAKE NOTE of initramfs-[kern_version].img and vmlinuz-[kern_version] you want to boot from, version must match---- | |
| [root@kern ~]# kexec -l /boot/vmlinuz-4.0.4-1.el7.elrepo.x86_64 --initrd=/boot/initramfs-4.0.4-1.el7.elrepo.x86_64.img --command-line="root=/dev/vda1 ro" | |
| [root@kern ~]# reboot | |
| ----Next boot---- | |
| [root@kern ~]# uname -r | |
| 4.0.4-1.el7.elrepo.x86_64 | |
| [root@kern ~]# cat /etc/redhat-release | |
| CentOS Linux release 7.1.1503 (Core) |
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