Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-21 Thread gordon chung
> b) Assuming there should be one: > >* Where should it go? Presumably it needs to be an attribute of > each sample because as agents leave and join the group, where > samples are published from can change.is this just for debugging > purposes or auditing? from an audit standpoint, w

Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-21 Thread Julien Danjou
On Wed, Aug 20 2014, Chris Dent wrote: > a) Am I right that no indicator is there? Yes. > b) Assuming there should be one: > >* Where should it go? Presumably it needs to be an attribute of > each sample because as agents leave and join the group, where > samples are published from

Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-21 Thread Eoghan Glynn
> One of the outcomes from Juno will be horizontal scalability in the > central agent and alarm evaluator via partitioning[1]. The compute > agent will get the same capability if you choose to use it, but it > doesn't make quite as much sense. > > I haven't investigated the alarm evaluator side

Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-21 Thread Chris Dent
On Thu, 21 Aug 2014, Nejc Saje wrote: More riffing: we are moving away from per-sample specific data with Gnocchi. I don't think we should store this per-sample, since the user doesn't actually care about which agent the sample came from. The user cares about which *resource* it came from. I

Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-20 Thread Nejc Saje
On 08/20/2014 09:25 PM, Chris Dent wrote: On Wed, 20 Aug 2014, gordon chung wrote: disclaimer: i'm just riffing and the following might be nonsense. /me is a huge fan of riffing i guess also to extend your question about agents leaving/joining. i'd expect there is some volatility to the a

Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-20 Thread Chris Dent
On Wed, 20 Aug 2014, gordon chung wrote: disclaimer: i'm just riffing and the following might be nonsense. /me is a huge fan of riffing i guess also to extend your question about agents leaving/joining. i'd expect there is some volatility to the agents where an agent may or may not exist at

Re: [openstack-dev] [ceilometer] indicating sample provenance

2014-08-20 Thread gordon chung
> a) Am I right that no indicator is there? > > b) Assuming there should be one: > > * Where should it go? Presumably it needs to be an attribute of > each sample because as agents leave and join the group, where > samples are published from can change. > > * How should it be named? The never-en

[openstack-dev] [ceilometer] indicating sample provenance

2014-08-20 Thread Chris Dent
One of the outcomes from Juno will be horizontal scalability in the central agent and alarm evaluator via partitioning[1]. The compute agent will get the same capability if you choose to use it, but it doesn't make quite as much sense. I haven't investigated the alarm evaluator side closely yet,