[Openstack] [metering] delta vs. cumulative meters

Julien Danjou julien.danjou at enovance.com
Wed May 30 08:18:12 UTC 2012


On Tue, May 29 2012, Doug Hellmann wrote:


[…]

> Thoughts?

As you pointed out, it's not safe to compute delta when your counter is
gauge, and vice versa. Rather than documenting, we may just add the
counter type (à la RRD: gauge, counter, derive…) to the meter, so it's
easier to make things evolve and discover counters by themselves.

-- 
Julien Danjou
// eNovance                      http://enovance.com
// ✉ julien.danjou at enovance.com  ☎ +33 1 49 70 99 81




More information about the Openstack mailing list