Added mysql plugin for telegraf to be used by default.
Plugin gathers the statistic data from MySQL server.
Change-Id: I853af61b64739eedb70ab2b8dc78f0285a839671
Closes-Bug: #1652609
Added ansible role to deploy telegraf
Roll out telegraf to all nodes
Introduce parameter to toggle deployment of performance monitoring
Co-Authored-By: zhubingbing <zhubingbing10@gmail.com>
Change-Id: Ia09b20ce65bf557c1a1030eda99df5cc88debd01
Partially-Implements: Blueprint performance-monitoring