[lustre-discuss] resize2fs to get more inodes on MDT
frederik.ferner at diamond.ac.uk
Wed Jun 17 02:33:46 PDT 2015
On 16/06/15 19:32, John White wrote:
> Hey Folks,
> We mis-sized out MDT and ran out of inodes. What is the
> sanctioned method of getting more inodes? Would a resize2fs suffice
> (we have plenty of extents left in the VG hosting the MDT) or would
> we need to backup and migrate to a new MDT with more inodes right off
> the bat?
FWIW, we have in the past been in a similar situation and successfully
increased the number of inodes on a (ldiskfs based) MDT using resize2fs.
AFAIK you'll need to unmount the MDT and run resize2fs offline, other
than that, it did work without problems for us.
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