On Oct 13, 2014, at 5:49 PM, Chris Dent <chd...@redhat.com> wrote: > On Tue, 7 Oct 2014, Sandy Walsh wrote: > >> Haven't had any time to get anything written down (pressing deadlines >> with StackTach.v3) but open to suggestions. Perhaps we should just add >> something to the olso.messaging etherpad to find time at the summit to >> talk about it? > > Have you got a link for that?
It might be more appropriate to put it on the cross-project session list: https://etherpad.openstack.org/p/kilo-crossproject-summit-topics Doug > > Another topic that I think is at least somewhat related to the > standardizing/contractualizing notifications topic is deprecating > polling (to get metrics/samples). > > In the ceilometer side of the telemetry universe, if samples can't > be gathered via notifications then somebody writes a polling plugin > or agent and sticks it in the ceilometer tree where it is run as > either an independent agent (c.f. the new ipmi-agent) or a plugin > under the compute-agent or a plugin under the central-agent. > > This is problematic in a few ways (at least to me): > > * Those plugins distract from the potential leanness of a core > ceilometer system. > > * The meters created by those plugins are produced for "ceilometer" > rather than for "telemetry". Yes, of course you can re-publish the > samples in all sorts of ways. > > * The services aren't owning the form and publication of information > about themselves. > > There are solid arguments against each of these problems individually > but as a set I find them saying "services should make more > notifications" pretty loud and clear and obviously to make that work > we need tidy notifications with good clean semantics. > > -- > Chris Dent tw:@anticdent freenode:cdent > https://tank.peermore.com/tanks/cdent > > _______________________________________________ > OpenStack-dev mailing list > OpenStackfirstname.lastname@example.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev _______________________________________________ OpenStack-dev mailing list OpenStackemail@example.com http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev