e385ece629
While in a regular case a specific metric for a specific host will be
provider by a single instance (exporter) so aggregating by label and by
intances should be the same, it is more correct to aggregate by the same
label that the one we use to filter the metrics.
This is follow up of https://review.opendev.org/c/openstack/watcher/+/944795
Related-Bug: #2103451
Change-Id: Ia61f051547ddc51e0d1ccd5a56485ab49ce84c2e
(cherry picked from commit c7158b08d1)
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Watcher
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.. image:: https://governance.openstack.org/tc/badges/watcher.svg
:target: https://governance.openstack.org/tc/reference/tags/index.html
.. Change things from this point on
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Except where otherwise noted, this document is licensed under Creative
Commons Attribution 3.0 License. You can view the license at:
https://creativecommons.org/licenses/by/3.0/
OpenStack Watcher provides a flexible and scalable resource optimization
service for multi-tenant OpenStack-based clouds.
Watcher provides a robust framework to realize a wide range of cloud
optimization goals, including the reduction of data center
operating costs, increased system performance via intelligent virtual machine
migration, increased energy efficiency and more!
* Free software: Apache license
* Wiki: https://wiki.openstack.org/wiki/Watcher
* Source: https://opendev.org/openstack/watcher
* Bugs: https://bugs.launchpad.net/watcher
* Documentation: https://docs.openstack.org/watcher/latest/
* Release notes: https://docs.openstack.org/releasenotes/watcher/
* Design specifications: https://specs.openstack.org/openstack/watcher-specs/