I had maximum backups set to 5 since Feb 2016, but today I found about 25 backups on my server, thanks to a notification email from Discourse about disk space.
Here are my backup settings:
Also, I’ve found that even though doing a manual back up uploaded a copy to S3, automatic daily backups haven’t uploaded to S3, and still don’t.
How can I troubleshoot this? My Discourse is at the very latest version.