更新:

更新:

我的 Dell OPTIPLEX 755 機器在 BIOS 中啟用了 VT,但是當我嘗試使用 KVM 檢查時出現以下錯誤

我錯過了什麼?

root@nova-controller:~# kvm-ok
INFO: /dev/kvm does not exist
HINT:   sudo modprobe kvm_intel
INFO: Your CPU supports KVM extensions
INFO: KVM (vmx) is disabled by your BIOS
HINT: Enter your BIOS setup and enable Virtualization Technology (VT),
      and then hard poweroff/poweron your system
KVM acceleration can NOT be used
root@nova-controller:~#

更新:

root@nova-controller:~# sudo modprobe kvm_intel
FATAL: Error inserting kvm_intel (/lib/modules/3.2.0-26-generic/kernel/arch/x86/kvm/kvm-intel.ko): Operation not supported

訊息

[   57.887352] kvm: disable TXT in the BIOS or activate TXT before enabling KVM
[   57.887354] kvm: disabled by bios
[   61.199353] kvm: disable TXT in the BIOS or activate TXT before enabling KVM
[   61.199355] kvm: disabled by bios
[  965.566334] kvm: disable TXT in the BIOS or activate TXT before enabling KVM
[  965.566337] kvm: disabled by bios

答案1

在您的 BIOS 中你應該有以下設定:

  • 安全:執行停用應該
  • 表現:虛擬化應該
  • 表現:VT 用於直接 I/O 訪問應該
  • 表現:可信執行應該離開

更改這些並保存設定後,物理關閉電腦電源並重新打開。

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