Re: [pcp] PCP Network Latency PMDA

["Frank Ch. Eigler" <fche@xxxxxxxxxx>]

Hi -

> PMDAs can export many metrics, some may be expensive others not.
> [...]  It exports many other metrics, and enabling every single
> expensive metric that might make sense for it to export, simply
> because pminfo connected and asked for a value (of an unrelated
> metric) would not be sensible.

I don't think anyone was suggesting an all-or-none sort of collection
behavior.  I only said on-demand, referring to the metrics actually
requested by a client (suffering PM_ERR_VALUE or PM_ERR_AGAIN or
PM_ERR_PMDANOTREADY or whatever for that first pmFetch).

- FChE