[Mageia-dev] System doen't boot with LVM

Mon Feb 18 13:48:34 CET 2013

So ok, I just update my freshly installed mga2 to cauldron using network
+install (live upgrade don't work, it seems urpmi fail to find a way to
+update the system w/o filesystem).
+
+I have the exact same result: it don't boot.
+
+* Colin Guthrie (mageia at colin.guthr.ie) wrote:
+> 
+> > Dracut gi a shell, It seems 'lvm vgmknodes' has no effect (the swap lv
+> > did existed already).
+> 
+> In the dracut shell, what does /etc/cmdline.d/lvm.conf say? It should
+> contain enough info to brink up both the root and the swap lvm.
+
+rd.lvm.lv=sagittarius/swap
+
+> Which version of dracut did you use to create the initrd used here? If
+> it was dracut-025.1 then I think this is understandable as there was a
+> bug related to something similar relating to encrypted filesystems (it
+> didn't affect me here with pure LVM (no crypt), so it may not be the
+> issue you have) If it's still a problem with dracut-025.3 then I'll need
+> to look further.
+
+Sophie say 025.3.
+
+> 
+> As mentioned, problem fixed seemed to manifest itself more with the fact
+> that the encryption module wasn't included, but if you have an encrypted
+> root (or the LVM is on an encrypted volume) then I can see this causing
+> problems (due to not detecting the encrypted volume, it won't then
+> traverse it to find any slaves needed for it and thus never get to the
+> LVM parent) and the 025.3 dracut should fix it (at least in theory, tho'
+> I would not rule out any other problems in this regard!
+
+Only my /home is encrypted.
+
+> So some more info about when the initrd was generated and when the
+> latest dracut version was installed would be useful to debug this
+> further. Also a description of your disk layout would be good too allow
+> me to create a similar setup for debugging.
+
+Few minutes ago, at end of install or upgrade (as I said fresh install
+of cauldron did the same).
+
+> Cheers :)
+> 
+> Col
+> 
+> 
+> 
+> 
+> -- 
+> 
+> Colin Guthrie
+> colin(at)mageia.org
+> http://colin.guthr.ie/
+> 
+> Day Job:
+>   Tribalogic Limited http://www.tribalogic.net/
+> Open Source:
+>   Mageia Contributor http://www.mageia.org/
+>   PulseAudio Hacker http://www.pulseaudio.org/
+>   Trac Hacker http://trac.edgewall.org/
+
+-- 
+
+Olivier Thauvin
+CNRS  -  LATMOS
+♖ ♘ ♗ ♕ ♔ ♗ ♘ ♖
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