gedankensplitter/archlinux.md

keywords
IT

Archlinux

clean system from old files

paccache -r
paccache -ruk0
paccache -rk1

yay -Ycc
flatpak uninstall --unused
journalctl --disk-usage && journalctl --vacuum-size={size}M

or prepare the file/etc/systemd/journald.conf and this value:SystemMaxUse=50M

customize fresh system

• /etc/mkinitcpio.conf
• /boot/loader/entries/arch.conf https://wiki.archlinux.org/title/Kernel_parameters#systemd-boot
• unified kernel image https://wiki.archlinux.org/title/Unified_kernel_image
• kernel cmdline
  • power state cpu
  • WARNING: do not use the partuuid in the cmdline. check the uuid correctness with the LUKS container, blkid
  • root and resume are links to the mapper
• reboot the system to check if anything is broken
• add secureboot https://wiki.archlinux.org/title/Unified_Extensible_Firmware_Interface/Secure_Boot#Implementing_Secure_Boot

git use credential store

https://gist.github.com/maelvls/79d49740ce9208c26d6a1b10b0d95b5e

gnome thumbnail raw picture

https://support.system76.com/articles/fix-raw-image-previews/

failure recovery

1. boot from archlinux usb stick
2. mount LUKS Container cryptsetup luksOpen /dev/nvme0n1pX luksDev
3. temporary dir mkdir tmpmnt
4. mount mount -o subvol=@ /dev/mapper/luksDev tmp
5. arch-chroot tmp bash
6. mount /dev/nmve0n1p1 /boot
7. fix stuff
8. mkinicpio -p linux
9. sync, unmount boot and tmp
10. cryptsetup luksClose luksdev