[Openstack] [ceilometer] meter data volume
Eoghan Glynn
eglynn at redhat.com
Thu Nov 1 20:11:41 UTC 2012
> > What would be the best way to achieve this? A small sqlite DB
> > per-agent, or even simpler just a pickled dict? The latter would
> > avoid the complexity of DB versioning and migration.
>
> At the risk of repeating myself, can I stress again how much we don't
> need to transform cumulative into delta, and certainly not in the
> pollster/agents/notifications code?
Well local persistence of the prev times would still be of use I think
for the in-pollster CPU util % calculation (as discussed here[1]).
Cheers,
Eoghan
[1] https://review.openstack.org/14921
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