Re: tuning ceph mds cache settings

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Hello Jonathan,

On Wed, Jan 9, 2019 at 5:37 AM Jonathan Woytek <woytek@xxxxxxxxxxx> wrote:
> While working on examining performance under load at scale, I see a marked performance improvement whenever I would restart certain mds daemons. I was able to duplicate the performance improvement by issuing a "daemon mds.blah cache drop". The performance bump lasts for quite a long time--far longer than it takes for the cache to "fill" according to the stats.

What version of Ceph are you running? Can you expand on what this
performance improvement is?

-- 
Patrick Donnelly
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