Comment 8 for bug 1626473

Reviewed: https://review.openstack.org/374704
Committed: https://git.openstack.org/cgit/openstack/tripleo-heat-templates/commit/?id=3e0694ec1c84b201c44982cbca4e5f662f1b942d
Submitter: Jenkins
Branch: master

commit 3e0694ec1c84b201c44982cbca4e5f662f1b942d
Author: Carlos Camacho <email address hidden>
Date: Thu Sep 22 13:08:58 2016 +0200

    Add metricd workers support in gnocchi

    Depending on the environment, gnocchi workers
    uses several controller resources RAM/CPU,
    this option makes it configurable.

    Also, configured to 1 in environments/low-memory-usage.yaml
    which will reduce the service footprint in i.e. CI

    Change-Id: Ia008b32151f4d8fec586cf89994ac836751b7cce
    Closes-bug: #1626473