Qubes networking interface

[apparatus]

@Vael_S

i am looking for where to find the networking interfaces for the virtual interfaces and details of them.

how do i disable internal handout of ip addresses to guests that are ‘behind’ other machines?

What do you want to achieve?
Why not just set the net qube to none?

@Vael_S

i have machine with 12 threads but pc says i only have 6 cores can i not tell it to use all 12 threads?

Activate Hyperthreading

It’s disabled by default for security - QSB #43: L1 Terminal Fault speculative side channel (XSA-273) | Qubes OS You can enable it (at risk) by changing boot parameters in GRUB/UEFI depending how you boot. For example, in grub.cfg edit the kernel parameter smt=off to “on”, or remove completely.

@Vael_S

how do i set up different pools of threads for different guests to use please?

CPU Pinning Alder Lake

If you have an Alder Lake or newer Intel CPU, you probably want the option to load a qube on the P or E cores, and this might help someone who is new to xen. https://dev.qubes-os.org/projects/core-admin/en/latest/libvirt.html https://libvirt.org/formatdomain.html#cpu-allocation Dom0 First, you need to add the following to GRUB dom0_max_vcpus=4 dom0_vcpus_pin If you want to use SMT read the notes at the end. The CPU I’m using is the 12900K, which has 16 physical cores and 24 threads with SM…