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diff --git a/assets/2026-01-22-mkinitcpio-fixes-applied-detail.org b/assets/2026-01-22-mkinitcpio-fixes-applied-detail.org deleted file mode 100644 index 68c6f0e..0000000 --- a/assets/2026-01-22-mkinitcpio-fixes-applied-detail.org +++ /dev/null @@ -1,194 +0,0 @@ -#+TITLE: Detailed mkinitcpio Fixes Applied to ratio -#+DATE: 2026-01-22 - -* Overview - -This documents the exact fixes applied to ratio's mkinitcpio configuration to make it bootable. These fixes worked - the system booted successfully after applying them. The install-archzfs script needs to be updated to apply these configurations during installation. - -* Fix 1: /etc/mkinitcpio.conf HOOKS - -** Problem - -The HOOKS line was configured for a systemd-based initramfs without ZFS support. - -** Before (broken) -#+begin_example -HOOKS=(base systemd autodetect microcode modconf kms keyboard keymap sd-vconsole block filesystems fsck) -#+end_example - -** After (working) -#+begin_example -HOOKS=(base udev autodetect microcode modconf kms keyboard keymap consolefont block zfs filesystems) -#+end_example - -** Changes Explained - -| Removed | Added/Changed | Reason | -|----------------+----------------+-----------------------------------------------------------| -| systemd | udev | ZFS hook is busybox-based, incompatible with systemd init | -| sd-vconsole | consolefont | sd-vconsole is systemd-specific; consolefont is busybox | -| fsck | (removed) | fsck is for ext4/xfs, not needed for ZFS | -| (missing) | zfs | Required to import ZFS pool and mount root at boot | - -** Command Used -#+begin_src bash -sed -i "s/^HOOKS=.*/HOOKS=(base udev autodetect microcode modconf kms keyboard keymap consolefont block zfs filesystems)/" /etc/mkinitcpio.conf -#+end_src - -* Fix 2: Remove /etc/mkinitcpio.conf.d/archiso.conf - -** Problem - -The archzfs live ISO uses a drop-in config file at =/etc/mkinitcpio.conf.d/archiso.conf=. This file was not removed during installation, and it *overrides* the HOOKS setting in mkinitcpio.conf. - -** Contents of archiso.conf (should not exist on installed system) -#+begin_example -HOOKS=(base udev microcode modconf kms memdisk archiso archiso_loop_mnt archiso_pxe_common archiso_pxe_nbd archiso_pxe_http archiso_pxe_nfs block filesystems keyboard) -COMPRESSION="xz" -COMPRESSION_OPTIONS=(-9e) -#+end_example - -** Why This Breaks Things - -Even if mkinitcpio.conf has the correct HOOKS, this drop-in file overrides them with archiso-specific hooks (memdisk, archiso, archiso_loop_mnt, etc.) that are only for the live ISO environment. The =zfs= hook is notably absent. - -** Fix Applied -#+begin_src bash -rm -f /etc/mkinitcpio.conf.d/archiso.conf -#+end_src - -** Note for install-archzfs - -The script should remove this file after arch-chroot setup: -#+begin_src bash -rm -f /mnt/etc/mkinitcpio.conf.d/archiso.conf -#+end_src - -* Fix 3: /etc/mkinitcpio.d/linux-lts.preset - -** Problem - -The preset file was still configured for the archiso live environment, not a normal installed system. - -** Before (broken) -#+begin_example -# mkinitcpio preset file for the 'linux-lts' package on archiso - -PRESETS=('archiso') - -ALL_kver='/boot/vmlinuz-linux-lts' -archiso_config='/etc/mkinitcpio.conf.d/archiso.conf' - -archiso_image="/boot/initramfs-linux-lts.img" -#+end_example - -** After (working) -#+begin_example -# mkinitcpio preset file for linux-lts - -PRESETS=(default fallback) - -ALL_kver="/boot/vmlinuz-linux-lts" - -default_image="/boot/initramfs-linux-lts.img" - -fallback_image="/boot/initramfs-linux-lts-fallback.img" -fallback_options="-S autodetect" -#+end_example - -** Changes Explained - -| Before | After | Reason | -|---------------------------------+------------------------+-----------------------------------------------------| -| PRESETS=('archiso') | PRESETS=(default fallback) | Normal system needs default + fallback images | -| archiso_config=... (drop-in) | (removed) | Don't use archiso drop-in config | -| archiso_image=... | default_image=... | Use standard naming | -| (missing) | fallback_image=... | Fallback image for recovery | -| (missing) | fallback_options="-S autodetect" | Fallback skips autodetect for broader hardware support | - -** Command Used -#+begin_src bash -cat > /etc/mkinitcpio.d/linux-lts.preset << 'EOF' -# mkinitcpio preset file for linux-lts - -PRESETS=(default fallback) - -ALL_kver="/boot/vmlinuz-linux-lts" - -default_image="/boot/initramfs-linux-lts.img" - -fallback_image="/boot/initramfs-linux-lts-fallback.img" -fallback_options="-S autodetect" -EOF -#+end_src - -* Fix 4: Rebuild initramfs - -After applying the above fixes, the initramfs must be rebuilt: - -#+begin_src bash -mkinitcpio -P -#+end_src - -This regenerates both default and fallback images with the correct hooks. - -* Verification - -** Verify HOOKS are correct -#+begin_src bash -grep "^HOOKS" /etc/mkinitcpio.conf -# Should show: HOOKS=(base udev autodetect microcode modconf kms keyboard keymap consolefont block zfs filesystems) -#+end_src - -** Verify no archiso drop-in -#+begin_src bash -ls /etc/mkinitcpio.conf.d/ -# Should be empty or not contain archiso.conf -#+end_src - -** Verify preset is correct -#+begin_src bash -grep "PRESETS" /etc/mkinitcpio.d/linux-lts.preset -# Should show: PRESETS=(default fallback) -#+end_src - -** Verify ZFS hook is in initramfs -#+begin_src bash -lsinitcpio /boot/initramfs-linux-lts.img | grep -E "^hooks/zfs|zfs.ko" -# Should show: -# hooks/zfs -# usr/lib/modules/.../zfs.ko.zst -#+end_src - -* Summary for install-archzfs Script - -The script needs to add these steps after installing packages and before running final mkinitcpio: - -#+begin_src bash -# 1. Set correct HOOKS for ZFS boot -sed -i "s/^HOOKS=.*/HOOKS=(base udev autodetect microcode modconf kms keyboard keymap consolefont block zfs filesystems)/" /mnt/etc/mkinitcpio.conf - -# 2. Remove archiso drop-in config -rm -f /mnt/etc/mkinitcpio.conf.d/archiso.conf - -# 3. Create proper preset file (adjust kernel name if not linux-lts) -cat > /mnt/etc/mkinitcpio.d/linux-lts.preset << 'EOF' -# mkinitcpio preset file for linux-lts - -PRESETS=(default fallback) - -ALL_kver="/boot/vmlinuz-linux-lts" - -default_image="/boot/initramfs-linux-lts.img" - -fallback_image="/boot/initramfs-linux-lts-fallback.img" -fallback_options="-S autodetect" -EOF - -# 4. Rebuild initramfs with correct config -arch-chroot /mnt mkinitcpio -P -#+end_src - -* Result - -After applying these fixes and rebuilding initramfs from the live ISO, ratio booted successfully. The system froze on a subsequent =mkinitcpio -P= run, but that's a separate AMD GPU issue (see 2026-01-22-mkinitcpio-freeze-during-rebuild.org), not a configuration problem. |