Patch Set-2: Changed Value of max_overflow to -1. This is to allow max concurrent connections
Patch Set-1: Updated  the comment
There are multiple bug fixes for this commit. It is related to the rabbit monitoring fix during node failures - Closes-Bug: #1385591. Added new scheduler config to have the max attempts to create instance. Keepalived config to support combined external VIP movement to the node where internal VIP moves to - Closes-Bug: #1381192. Change in WSREP config for innodb_log_file_size and update offset to 100+ - Closes-Bug: #1385593

Change-Id: I518f9316cf176e1d84de850ece515094cc4f9b73