我有戴尔OPTIPLEX 755机器,在B
IOS中启用了VT但是当我尝试使用KVM检查时,我收到以下错误
我错过了什么?
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
dmesg的
[ 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
解决方法
在BIOS
you should have中进行以下设置:
>安全性:Execute Disable应为On
>性能:虚拟化应该开启
>性能:直接I / O访问的VT应为On
>性能:可信执行应该关闭
更改这些并保存设置后,请关闭计算机并重新打开电源.
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。