MozMEAO SRE Status Report - September 19, 2017

Here’s what happened on the MozMEAO SRE team from September 5th - September 19th.

Current work

MDN Migration to AWS


  • Snippets has been deployed to the Portland cluster, in addition to the Frankfurt and Tokyo clusters.

  • Some autoscaling inconsistencies between clusters were uncovered by Giorgos, which have been corrected via this PR.

  • The Snippets production traffic policy has been changed from latency-based to weighted between Frankfurt/Portland/Tokyo.

  • Giorgos also uncovered some Route 53 health check inconsistencies, and is working to make them more useful.

Upcoming Portland Deis 1 cluster decommissioning

The Deis 1 cluster in Portland decommissioning has been pushed out until next week due to support issues related to other applications.