Re: snap_trimming + backfilling is inefficient with many purged_snaps

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On Sun, 21 Sep 2014, Florian Haas wrote:
> So yes, I think your patch absolutely still has merit, as would any
> means of reducing the number of snapshots an OSD will trim in one go.
> As it is, the situation looks really really bad, specifically
> considering that RBD and RADOS are meant to be super rock solid, as
> opposed to say CephFS which is in an experimental state. And contrary
> to CephFS snapshots, I can't recall any documentation saying that RBD
> snapshots will break your system.

Yeah, it sounds like a separate issue, and no, the limit is not 
documented because it's definitely not the intended behavior. :)

...and I see you already have a log attached to #9503.  Will take a look.

Thanks!
sage

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