VirtualBox VM lagging when adding more CPUsInitial brain dump I noticed something a little counter intuitive for me… My home computer has the following specs: CPU: Ryzen 9 7900X : 12 Cores / 24 threads (2 CCDs) / Special NUMA architecture So There is basically 6 cores per silicon die. The...Jan 25, 2026·5 min read
Proxmox: Intel iGPU pass-through to unprivileged LXC containers for hardware transcodingOn proxmox host: chmod 666 /dev/dri/renderD128 # For a persistent way to give the permissions (this worked for me the first time but later on stopped working) cat > /etc/udev/rules.d/99-intel-chmod666.rules << 'EOF' KERNEL=="renderD128", MODE="0666"...Jul 22, 2023·1 min read
How to use "git clone" with a custom SSH keyGIT_SSH_COMMAND="ssh -i ~/.ssh/id_rsa_custom" git clone git@github.com:user/repo.git your-folder-name `~/.ssh/config` Host github_ssh_connection HostName github.com IdentityFile ~/.ssh/id_rsa_custom git clone git@github_ssh_connection:user/re...Jun 5, 2023·1 min read
pfSense Change keyboard into French# echo "kbdcontrol -l /usr/share/syscons/keymaps/fr.iso.kbd" >> /root/.cshrc Resources: https://blogmotion.fr/internet/pfsense-clavier-azerty-16564Oct 14, 2022·1 min read
LXC/LXD commands cheat sheet$ sudo snap install lxd $ lxd init $ sudo usermod -aG user lxd $ lxc remote list $ lxc image list images: $ lxc image list images: ubuntu amd64 $ lxc image info images:ubuntu/jammy $ lxc image list local: $ lxc image list $ lxc image copy image...Oct 9, 2022·1 min read
Install a VNC server on Debian based distrosTLDR: $ sudo apt update $ sudo apt install lightdm $ sudo reboot $ sudo apt install x11vnc $ sudo nano /lib/systemd/system/x11vnc.service !Copy and paste these commands - change the password [Unit] Description=x11vnc service After=display-manager.s...Oct 9, 2022·1 min read
LXC/LXD/Proxmox container, custom uid/gid mappings for FreeIPA usersHow to allow lxc containers to connect to users created in FreeIPA server Add these to the lxc files for the containers u want to allow connecting to the freeipa server lxc.idmap = u 1000000 1000000 200000 lxc.idmap = g 1000000 1000000 200000 lxc.idm...Oct 9, 2022·1 min read
