[Mageia-dev] MGA2 Installer + Bootloader stage issue: initrd regeneration not happening?

Sat Jul 14 21:04:17 CEST 2012

'Twas brillig, and Colin Guthrie at 14/07/12 19:49 did gyre and gimble:
+> 'Twas brillig, and Olivier Blin at 14/07/12 17:30 did gyre and gimble:
+>> Colin Guthrie <mageia at colin.guthr.ie> writes:
+>>
+>>> Hi,
+>>>
+>>> While debugging https://bugs.mageia.org/show_bug.cgi?id=6692#c8 I
+>>> realised that the initrd is generated when the kernel is installed, but
+>>> it's not regenerated again later.
+>>
+>> Hi,
+>>
+>> /root/drakx/ddebug.log might give some clue about what failed.
+> 
+> Not a huge deal in it that gives (me) clues:
+> 
+> * starting step `setupBootloader'
+> * to put in /mnt/etc/modprobe.preload evdev
+> * modify_append:
+> * modify_append:  resume=UUID=f06016be-3bda-495d-900e-72f5c7d13a41
+> * running: /sbin/display_driver_helper --is-kms-allowed with root /mnt
+> * modify_append:  nokmsboot resume=UUID=f06016be-3bda-495d-900e-72f5c7d13a41
+> * bootloader::suggest_onmbr: type empty, onmbr 1, unsafe 0
+> * adding /boot/vmlinuz-3.3.6-desktop-2.mga2
+> * current labels: linux
+> * adding /boot/vmlinuz-3.3.6-desktop-2.mga2
+> * current labels: linux linux-nonfb
+> * adding /boot/vmlinuz-3.3.6-desktop-2.mga2
+> * current labels: linux linux-nonfb failsafe
+> * looking for configured grub on partitions
+> * setupBootloaderBefore end
+> * step `setupBootloader' finished
+> ...
+> * fs::get::device2part: unknown device <</dev/sda>>
+> * running: keytab-lilo.pl us with root /mnt
+> * program not found: keytab-lilo.pl
+> * writing grub config to /mnt/boot/grub/menu.lst
+> * Installing boot loader...
+> * running: sh /boot/grub/install.sh with root /mnt
+> 
+> 
+>     GNU GRUB  version 0.97  (640K lower / 3072K upper memory)
+> 
+>  [ Minimal BASH-like line editing is supported.  For the first word, TAB
+>    lists possible command completions.  Anywhere else TAB lists the possible
+>    completions of a device/filename. ]
+> grub> root (hd0,0)
+>  Filesystem type is ext2fs, partition type 0x83
+> grub> setup --stage2=/boot/grub/stage2 (hd0)
+>  Checking if "/boot/grub/stage1" exists... no
+>  Checking if "/grub/stage1" exists... yes
+>  Checking if "/grub/stage2" exists... yes
+>  Checking if "/grub/e2fs_stage1_5" exists... yes
+>  Running "embed /grub/e2fs_stage1_5 (hd0)"...  17 sectors are embedded.
+> succeeded
+>  Running "install --stage2=/boot/grub/stage2 /grub/stage1 (hd0)
+> (hd0)1+17 p (hd0,0)/grub/stage2 /grub/menu.lst"... succeeded
+> Done.
+> grub> quit
+> * step `summary' finished
+> 
+> 
+> 
+>>
+>>> I'm not sure why this isn't working but perhaps someone more familiar
+>>> with the installer itself (TV?) could comment?
+>>>
+>>> I was under the impression the initrd would be regenerated at the end?
+>>> Does this even happen or have I just assumed this? I'm pretty sure in
+>>> the past it did used to regenerate it but I could be mistaken.
+>>>
+>>> So the question then remains, how do we ensure that either:
+>>>  a) the initrd is regenerated at the end of the install process
+>>
+>> That's ensured at the bootloader installation step.
+>> If not present for every configured kernel, an initrd will be created.
+> 
+> What if the initrd is present? e.g. it was created when the kernel was
+> installed. Would it still be REgenerated at this stage? (I always
+> presumed it would be or that it was not generated at the install time).
+> 
+> Looking at the script /sbin/installkernel I see:
+> 
+>  [ -z "$DURING_INSTALL" ] || exit 0
+> 
+> So it shouldn't do anything when run as part of the kernel post
+> install... So perhaps some other package triggers an initrd generation?
+> 
+> Looking at things happening live... I see that the symlink
+> initrd-desktop.img is created, but it points nowhere. I wonder could one
+> of the bootsplash scripts do something like resolve the symlink name and
+> then recreate the initrd automatically because the file does not exist?
+
+The initrd was generated at 12:49:00 So it was after these packages were
+installed that it happened....
+
+Sat Jul 14 12:47:48 2012:lib64kms1
+Sat Jul 14 12:47:48 2012:mageia-theme-common
+Sat Jul 14 12:47:58 2012:bootsplash
+Sat Jul 14 12:47:58 2012:bridge-utils
+Sat Jul 14 12:47:58 2012:dash
+Sat Jul 14 12:47:58 2012:plymouth-plugin-script
+Sat Jul 14 12:47:59 2012:plymouth
+Sat Jul 14 12:47:59 2012:plymouth-scripts
+Sat Jul 14 12:47:59 2012:plymouth-system-theme
+Sat Jul 14 12:48:00 2012:dracut
+Sat Jul 14 12:48:00 2012:mageia-theme-Default
+Sat Jul 14 12:48:07 2012:kernel-desktop-3.3.6-2.mga2
+
+
+One of them must be the guilty party!!
+
+Col
+
+-- 
+
+Colin Guthrie
+colin(at)mageia.org
+http://colin.guthr.ie/
+
+Day Job:
+  Tribalogic Limited http://www.tribalogic.net/
+Open Source:
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+  PulseAudio Hacker http://www.pulseaudio.org/
+  Trac Hacker http://trac.edgewall.org/
+
+
+