openstack team mailing list archive

[Eoghan Glynn <eglynn@xxxxxxxxxx>]

> > 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