Re: What are you doing to locate performance issues in a Ceph cluster?

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Hi,

Dan Ryder (daryder) wrote:

> Yes, the unit is in seconds for those latencies. The sum/avgcount is the average since the daemon was (re)started.

Thanks Dan for this confirmation.

> If you're interested, I've co-authored a collectd plugin which captures data from Ceph daemons - built into the
> plugin I give the option to calculate either the long-run avg (sum/avgcount) or the last-poll delta
> (sum_now-sum_last_poll/avgcount_now-avgcount_last_poll). It's been added to the latest collectd branch
> (https://github.com/collectd/collectd).

Ok, thx for the info Dan.
Bye.

-- 
François Lafont
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