KVM External Snapshots (and Backups) Part 1 – using virsh blockcommit

Today we will look at using external KVM snapshots to create backup images of guest VMs. While external snapshot support in KVM is not as mature compared to internal ones, it is faster to execute while the VM is running and more flexible in terms of generated snapshot files. Here in Part 1 we will […]

Creating a Linux Bridge in NetworkManager (and use it for KVM guests)

When creating VMs using libvirt, you can always use the default networking setup. The guests will use a dedicated domain, usually 192.168.122.0/24. However this has one big limitation – the other machines outside of the host cannot communicate with the guests. I have seen some solutions to workaround this, but then you have to configure […]