KVM Archived Reviews (More than two years old)

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Senior Consultant IT Infrastructure at a tech consulting company with 51-200 employees
Jul 24 2016

What is most valuable?

KVM runs virtualized guests with its own kernel, which is very important to me.

How has it helped my organization?

I mainly use it for customer projects, as KVM allows running virtualized environments for free in a very efficient way. Furthermore, it is an open source solution so… more»

What needs improvement?

Setting KVM up and running it with dozens of parameters can be annoying. However, there is a control interface called Virsh (and also a GUI called virt-manager) which… more»

What's my experience with pricing, setup cost, and licensing?

It is free! Use it and if you need enterprise support, make sure to use RHEV, the virtualization product from Red Hat.

Which solution did I use previously and why did I switch?

I used Xen in the past and switched because the customers requested a solution which allows running a guest with its own Kernel. This is also possible with Xen, but not a… more»

What other advice do I have?

Make sure to gain a lot of knowledge about virtualization and the way KVM works. Then implement it with libvirt and virt-manager because this makes running KVM guests a… more»

Which other solutions did I evaluate?

No, because in the open source world, there are not many hypervisors which have the same feature set as KVM.

What is KVM?

KVM (for Kernel-based Virtual Machine) is a full virtualization solution for Linux on x86 hardware containing virtualization extensions (Intel VT or AMD-V). It consists of a loadable kernel module, kvm.ko, that provides the core virtualization infrastructure and a processor specific module, kvm-intel.ko or kvm-amd.ko.
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