November 2017
Intermediate to advanced
494 pages
14h 29m
English
Content preview from Mastering Proxmox - Third Edition
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Applying update without reboot
Although there is no built-in feature in Proxmox that will allow us to update the host without ever needing a reboot, there is a third-party solution to achieve this and never have to reboot again after applying an update. A server reboot can be very disruptive for a busy virtual environment where downtime has a high price tag on it. A service named KernelCare from CloudLinux can solve this issue. More information about KernelCare can be found at https://www.cloudlinux.com/all-products/product-overview/kernelcare.
Simply put, what KernelCare does is applies security patches on the runtime kernel without needing to reboot a node. This allows a node to stay updated at all times. Due to the possible downtime, many ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.