Amazon EFS  looks like a good replacement for our gluster cluster reducing some of the maintenance overhead. Let's evaluate it in our PaaS cluster by using it as persistent storage for some testing WP instances. Things to check * Backups and integration with S3/Glacier * Performance compared to gluster * Other possible limitations  https://aws.amazon.com/efs/
Reopening it since we only tackled the infra part.
Ansible PR opened at https://github.com/mozilla/partinfra-playbooks/pull/53
Implemented in https://github.com/mozilla/partinfra-playbooks/commit/5097da535031e0a0fd1a3a4ef736f32f1135d2de and deployed to prod in https://jenkins.services.mozilla.community/job/ansible-production-release/11/
bonnie++ benchmarks: efs mounted as volume to docker container: https://pastebin.mozilla.org/8910652 efs mounted on docker container host https://pastebin.mozilla.org/8910663