Re: Unexpected increase in the memory usage of OSDs

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>>> Do you have statistics on the size of the OSDMaps or count of them
>>> which were being maintained by the OSDs?
>> No, I don't think so. How can I find this information?
> 
> Hmm I don't know if we directly expose the size of maps. There are
> perfcounters which expose the range of maps being kept around but I
> don't know their names off-hand.


FWIW I’ve been told that size of an OSDmap is roughly equivalent to `ceph pg dump |wc`, which if true would seem to mean that they’re trivially small for most purposes.  Reality of course may be much different and/or nuanced.

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