I’ve been using Proxmox for a while now and I must say that I’m really happy with it. Most of my virtual machines are created with the OpenVZ technologie. This allows me to install and rollout servers on the fly when I need them. I don’t need to wait for the entire install procedure to finish. I just press create new VM, select my template, click and wait for a couple of minutes and done.
Perfect solution right? Well almost then, there is one small drawback for OpenVZ. You can’t run the last version of your favorite OS. You can’t even decide which kernel you want to run.
OpenVZ is based on a technologie which shares the kernel with the underlaying operating system. Meaning that when the underlying system runs on kernel 2.6.32, all the VM’s that you’re installing will have the same kernel. For most people this isn’t a real issue. Until you need some kernel specific tweaks off-course. Well, I’ve been searching on the internet and for now there is no real fix for this.
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