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These are stored in S3, and are backed up within S3 by a process managed by AWS. The backups are then copied to long-term storage by SyncBackPro, which is Windows software running on Promethium managed by Chuck and Ponce (see https://www.2brightsparks.com/syncback/sbpro.html ). (None of this will change when we get rid of Ansible.)
See more at S3 Bucket Setup and Architecture and Backups and Recovery (TODO: We need to update that page for herokuHistorical notes)
Heroku database backups
We have three backup/restore mechanisms under Heroku:
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Prior to moving off our Ansible-managed servers, we used backup mechanisms that used to be performed by cron jobs installed by Ansible.Backups and Recovery (Historical notes) contains a summary of our pre-Heroku backup infrastructure.
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