With Ubuntu python package 2.7.12-1ubuntu0~16.04.3 and
evetlet < 0.22.0 there is some issue with eventlet monkey_patching.
This commit adds workaround solution ported from eventlet patch
b756447bab
Change-Id: Ia381c98116765903bf2652acd175251233df4e54
Closes-Bug: #1745013