To check whether host has KVM support

 

How to check whether host has KVM support?

virt-host-validate qemu

The sample output is:

  QEMU: Checking if device /dev/kvm exists                                   : PASS

  QEMU: Checking if device /dev/kvm is accessible                            : PASS

  QEMU: Checking if device /dev/vhost-net exists                             : PASS

  QEMU: Checking if device /dev/net/tun exists                               : PASS

  QEMU: Checking for cgroup 'cpu' controller support                         : PASS

  QEMU: Checking for cgroup 'cpuacct' controller support                     : PASS

  QEMU: Checking for cgroup 'cpuset' controller support                      : PASS

  QEMU: Checking for cgroup 'memory' controller support                      : PASS

  QEMU: Checking for cgroup 'devices' controller support                     : PASS

  QEMU: Checking for cgroup 'blkio' controller support                       : PASS

  QEMU: Checking for device assignment IOMMU support                         : WARN (Unknown if this platform has IOMMU support)

  QEMU: Checking for secure guest support                                    : WARN (Unknown if this platform has Secure Guest support)