[linux-lvm] vg availability during boot

[Ray Morris]

   I spent four days messing with this before I found 
this procedure for rebuilding initrd, which worked for me.
This howto talks specifically about switching to RAID, but
it also worked for me switching to LVM on RAID:
http://www.howtoforge.com/software-raid1-grub-boot-fedora-8
--
Ray Morris
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On 09/15/2009 12:35:18 PM, Till Wimmer wrote:
> > Did you rebuild initrd? During boot, initrd uses staticly linked
> modules to load what otherwise would be kernel modules. It does, if
> LVM is enabled, do a vgchange -y a as part of that process. Since LVM
> is part of the default initrd, it may be the drivers for your SAN 
> that
> you need to get in place - remember to include the high-end Ethernet
> drivers too that your NAS (I presume?) uses. 
> >
> Hi,
> 
> i have a quite similar problem with my server. But in my case, it
> occurs from time to time only.
> Before i had another issue with mounting the root partition because 
> of
> swapped SCSI IDs (sda becomes sdb, sdc, becomes sda, and so on). But 
> i
> could solve this with ext2fs labels.
> 
> I'm using Debian Lenny.
> 
> Is the vgchange -ay in initrd executed for every volume group or is
> this hard coded by update-initrd?
> 
> Could the swapping of SCSI-IDs be the reason for this issue, too?
> 
> 
> Thank you,
> TW
> 
> 
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
> 
>