Miscellaneous

Profile-sync-daemon

To generate the configuration file and check the current status:

psd preview

To edit the sudoers adding the necessary rights

sudo visudo

<username> ALL=(ALL) NOPASSWD: /usr/bin/psd-overlay-helper

To edit the psd.conf configuration file:

sudo nvim .config/psd/psd.conf

# Uncomment and set to "yes" to use overlayfs instead of a full copy to reduce
# the memory costs and to improve sync/unsync operations. Note that your kernel
# MUST have this module available in order to use this mode.
#
USE_OVERLAYFS="yes"

#
BROWSERS=(firefox)

To enable the psd service:

systemctl --user enable psd.service

NetworkManager

Wi-Fi Connection

To get the list of available Wi-Fi networks

nmcli device wifi list

To connect to a Wi-Fi

nmcli device wifi connect <SSID_or_BSSID> password <password>

Update the DNS

To get the list of the current active profiles:

nmcli connection show --active

To check the current DNS values

nmcli connection show 'NAME' | rg dns

To update the DNS:

nmcli connection modify 'NAME' ipv4.dns "8.8.8.8 1.1.1.1"

To reconnect:

nmcli connection down 'NAME'

nmcli connection up 'NAME'

Tlp

To enable the service:

systemctl enable tlp.service

To mask the rfkill:

systemctl mask systemd-rfkill.service

systemctl mask systemd-rfkill.socket

Virtual Machine

To check if virtualization is enabled:

grep -Ec '(vmx|svm)' /proc/cpuinfo

To install necessary packages:

sudo pacman -Syu virt-manager qemu-desktop dnsmasq iptables-nft

To enable libvirtd service:

sudo systemctl enable --now libvirtd.service

To add the user to the libvirt group:

sudo usermod -aG libvirt $env.USER

To restart the libvirtd service:

systemctl restart libvirtd.service