Site-Infra will decommission ev-lb-01 at Wednesday, September 05, 2018 because ev-lb-01 already rebuild as webttest-lbext and this (ev-lb-01) instance is no longer being used and it's already confirm on this ticket below:
https://29022131.atlassian.net/servicedesk/customer/portal/11/TOSD-3524
https://29022131.atlassian.net/servicedesk/customer/portal/11/TOSD-1150
If you have any question or concern related to this. Please comment on this Slack post.