Comment 2 for bug 1583763

Reviewed: https://review.openstack.org/318898
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=de390cdce60f7859f81328a0888df34c47d51d49
Submitter: Jenkins
Branch: master

commit de390cdce60f7859f81328a0888df34c47d51d49
Author: Jakub Libosvar <email address hidden>
Date: Thu May 19 21:25:10 2016 +0200

    functional: Fix ovsdb-monitor waiting for first events

    In case ovsdb-monitor is started but hasn't processed output from ovsdb
    then stdout buffers are not populated with data yet. This patch waits
    for new events that can be buffer after get_events() is called.

    Closes-Bug: 1583763
    Change-Id: I4f281770844dd262d6ad25bec4b942af36445b18