Comment 6 for bug 1479429

Reviewed: https://review.openstack.org/338901
Committed: https://git.openstack.org/cgit/openstack/aodh/commit/?id=5c98334eed12e009b5e4c83bd65f4a8acc69f260
Submitter: Jenkins
Branch: stable/mitaka

commit 5c98334eed12e009b5e4c83bd65f4a8acc69f260
Author: Mehdi Abaakouk <email address hidden>
Date: Thu Jul 7 13:30:29 2016 +0200

    gnocchi: always set needed_overlap for aggregation

    gnocchi_aggregation_by_resources_threshold set needed_overlap
    to workaround #1479429, we should do the same for
    gnocchi_aggregation_by_metrics_threshold.

    This change does it.

    Related-bug: #1479429
    Change-Id: I283200e23d69dbd174f990722711d6b538fe42e3
    (cherry picked from commit cd7d7b27eb04f58c9013e394c68b3c4a1ea7c419)