Configuring your VM
When we were using virt-manager, if you go all the way to the last step, there's an interesting option that you could've selected, which is the Customize configuration before install option. The same configuration window can be accessed if you check the VM configuration post-install. So, whichever way we go, we'll be faced with the full scale of configuration options for every VM hardware device that was assigned to the VM we just created, as can be seen in the following screenshot:
Figure 7.21 – VM configuration options
For example, if we click on the CPUs option on the left-hand side, you will see the number of available CPUs (current and maximum allocation), and we'll also see some pretty advanced options such as CPU topology (Sockets/Cores/Threads), which enables us to configure specific non-uniform memory access (NUMA) configuration options. Here's what that configuration window looks like:
