Re: Ceph on btrfs 3.4rc

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On Monday 30 April 2012 wrote Christian Brunner:
> Metadata fragmentation was a big problem (for us) in the past. With
> the "big metatdata feature" (mkfs.btrfs -l 64k -n 64k) these problems
> seem to be solved. We do not use it in production yet, but my stress
> test didn't show any degradation. The only remaining issues I've seen
> are these warnings.

Where exactly are the metadata stored, in the leaf (-l 64k) or in the node (-n 
64k)? I would like to avoid wasting space and disk bandwidth and only use one 
of these options, if that makes sense.

After reading the short man page I would have tried -n.

Amon Ott
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