https://blog.mulinux.com/en/tags/%E5%B5%8C%E5%A5%97%E8%99%9A%E6%8B%9F%E5%8C%96/ Mulinux - Linux Operations & DevOps blog. Notes on Linux, Kubernetes, Docker and backend engineering. Hugo 0.160.0 & FixIt v0.4.5 en Sat, 06 Oct 2018 14:25:16 +0800 https://blog.mulinux.com/en/kvm-enable-nested/ Sat, 06 Oct 2018 14:25:16 +0800 https://blog.mulinux.com/en/kvm-enable-nested/ Operations <h1 class="heading-element" id="启用nested"><span>启用nested</span> <a href="#%e5%90%af%e7%94%a8nested" class="heading-mark"> <svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg> </a> </h1><h2 class="heading-element" id="centos6"><span>CentOS6</span> <a href="#centos6" class="heading-mark"> <svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg> </a> </h2><p>升级系统内核到Linux 3.X版本 rpm -ivh kernel-ml-3.18.3-1.el6.elrepo.x86_64.rpm 修改grub.conf vi /etc/grub.conf 将default=1改为default=0；且在 kernel 那一行的末端加上 &ldquo;kvm-intel.nested=1&rdquo;</p>