[Lustre-discuss] osc lost on MDS server

[Andreas Dilger]

On 2009-11-11, at 05:59, Lu Wang wrote:
> Dear  list,
> 	Our MDS losts 5/7 osc devices after a reconfiguration:
> 	1.umount all osts
> 	2.tunfs.lustre --writeconf --mgs --mdt /dev/sda1
> 	3.mount -t ldiskfs mdtdevice mountpoint
> 	4.rm CONFIGS/*
> 	5.mount -t lustre mdtdevice mountpoint

Where is it documented to delete all of the files in CONFIGS?
This deletes the action of step #2 above, and isn't a good idea.
Presumably there was also a step 4b to unmount the filesystem
from type lfdiskfs?

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.