Presently, errors can appear in Fluentd and Monasca Log API logs due
to log output from some Monasca services, which do not use Oslo log,
being processed alongside other OpenStack logs which do.
This change parses these log files separately to prevent these errors.
Change-Id: Ie3cbb51424989b01727b5ebaaeba032767073462
(cherry picked from commit 4b31fdcf35d83a9ad04173657ba5d228bbc9183d)