April 20, 2015

Nested KVM set up on Fedora 22 && Running devstack on Ubuntu 14.04 guests

Following bellow are brief instructions how to achieve extremely high performance of VMs created via devstack ( stack.sh ) inside another virtual machine created with Fedora 22 KVM Hypervisor and having Nested KVM feature enabled, working with sufficiently advanced Intel CPUs (Haswell kernel or above which have newer hardware virt extensions ) and 16 GB or more RAM.

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