Comment 8 for bug 1461774

Reviewed: https://review.opencontrail.org/11720
Committed: http://github.org/Juniper/contrail-controller/commit/88edb11074e496704da868bc4875a6c15daf1483
Submitter: Zuul
Branch: master

commit 88edb11074e496704da868bc4875a6c15daf1483
Author: Naveen N <email address hidden>
Date: Tue Jun 9 16:40:31 2015 +0530

* Backoff publishing of preference for a path if its flapping

If a given path flaps for more than 5 times in 5 seconds period
of time, then agent will backoff for 5 seconds and retry for
path update after 5 period of time, similarly if path flaps
again then agent would exponentially backoff with maximum
time of 100 seconds.
Test case for same.
Closes-bug:#1461774,#1373135

Change-Id: I7429dc01354784baf0090c13b0e94e9ae990bcf0
(cherry picked from commit d70aa21ee4b7c377a6f56677e836856f8a565e6e)