Comment 7 for bug 1572103

Reviewed: https://review.openstack.org/307740
Committed: https://git.openstack.org/cgit/openstack/fuel-web/commit/?id=02c4283fe7ac850c0d51e03ee9c05cc2ee3a2f60
Submitter: Jenkins
Branch: master

commit 02c4283fe7ac850c0d51e03ee9c05cc2ee3a2f60
Author: Stanislaw Bogatkin <email address hidden>
Date: Tue Apr 19 14:55:57 2016 +0300

    Multiprocess tasks serialization

    Tasks serialization process take long time in case when environment
    contains many nodes. To reduce time of serialization, make
    serialization process work in parallel (reduces time of
    serialization mostly linear way with increasing workers pool)

    DocImpact
    Change-Id: Id3753dbc6983256d410e69c98ab02b61ab6bfb7f
    Partial-Bug: #1572103
    Co-Authored-With: V. Kuklin <email address hidden>
    Co-Authored-With: B. Gaifullin <email address hidden>