Install KVM in an Ubuntu Server
Install KVM in an Ubuntu Server following https://help.ubuntu.com/community/KVM/Installation instructions for Ubuntu 18.10 LTS:
Verify
- Check processor supports virtualisation:
egrep -c '(vmx|svm)' /proc/cpuinfo
If output is 0 it means that your CPU doesn’t support hardware virtualization.
If output is 1 or more it support hardware virtualisation ( NOTE: virtualisation should be enabled in the system BIOS)
- Now Install
kvm-ok
utility using below command, it is used to determine if your server is capable of running hardware accelerated KVM virtual machines.
sudo apt install cpu-checker
and run kvm-ok
command and verify the output.
Install KVM
- Execute:
sudo apt-get -y install qemu-kvm libvirt-daemon-system libvirt-clients bridge-utils virtinst && virsh list --all
virsh list --all Id Name State ----------------------------------------------------
Following Ubuntu Documentation about KVM related Packages:
- libvirt-bin: provides libvirtd which you need to administer qemu and kvm instances using libvirt
- qemu & qemu-kvm: (kvm in Karmic and earlier) are the backend
bridge-utils
provides a bridge from your network to the virtual machines
Start & enable libvirtd service
Exceute the folowing comands:
sudo service libvirtd start
service libvirtd status
And create your fist guest machine from command line using virt-install python script.
virt-install --virt-type kvm --name buster-amd64 --memory 1G --cdrom ~/iso/Debian/debian-10.0.0-amd64-netinst.iso --disk size=10G --os-variant debian10
Optional software to install:
apt-get install virt-top libguestfs-tools virtinst
Related commands
virt-builder
(libguestfs-tools
package)virt-install
(virtinst
package)
Packages
qemu-kvm
, provideskvm
binary and requiresqemu-system-x86
packagelibvirt-daemon-system
libvirt-clients
, providesvirsh
client and virt-adminbridge-utils
virtinst
See also
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