1. Windows Server 2012R2 VM does use only one Core

    Hey there, I've got the following setup: - Windows 10 -> VmWare -> ProxMox 5.2 -> WIndows Server 2012R2 This Setup is for a test purpose only on my PC but I've planned to use this on a VPS from an external Host. Because of this KVM is disable atm. My Problem: The Win2k12R2 VM is verry slow...
  2. mir

    Meltdown and Spectre, special concerns for the virtualization industry

    Hi all, The following is a mixture of facts and speculations but never the less in my opinion means a paradigm shift for the virtualization industry! First the facts: 1) Virtualization as a driving factor first began in this decade 2) According to Intel any CPU before 2011 (Westmere) is not...
  3. Best Windows OS for virtualization? (XP vs 7 vs 10)

    Which operating system is the best performer when virtualized? I was told that XP is not optimized for virtualization which makes a lot of sense considering its age, so I want to ask the community even further to expand my knowledge, thanks! :)
  4. can't enable vt-d on guest VM

    Hi experts I'm using proxmox version 4. I have installed a VM with ubuntu OS. For some reason the VM complains that vt-d can't be used. sudo kvm-ok INFO: Your CPU does not support KVM extensions KVM acceleration can NOT be used. If I look in proxmox shell, I can confirm that proxmox can...
  5. Feature request...

    Hey guys. So... I can't even begin to tell you how much I admire, and love your product: Proxmox VE. I have a feature request. I believe it's been asked for in the past and the subject often disappears, fading into the background. The feature? Full macOS (previously Mac OS X) support as a...


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