Postgres FM
Snapshots
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Show notes
Nikolay talks Michael through using cloud snapshots — how they can be used to reduce RTO for huge Postgres setups, also to improve provisioning time, and some major catches to be aware of.
Here are some links to things they mentioned:
- Snapshots on RDS https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_CreateSnapshot.html
- pgBackRest https://pgbackrest.org
- WAL-G https://github.com/wal-g/wal-g
- pg_backup_start and pg_backup_stop (docs) https://www.postgresql.org/docs/current/functions-admin.html#FUNCTIONS-ADMIN-BACKUP
- How to troubleshoot long Postgres startup (by Nikolay) https://gitlab.com/postgres-ai/postgresql-consulting/postgres-howtos/-/blob/main/0003_how_to_troubleshoot_long_startup.md
- Restoring to a DB instance (RDS docs mentioning lazy loading) https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_RestoreFromSnapshot.html
- Amazon EBS fast snapshot restore https://docs.aws.amazon.com/ebs/latest/userguide/ebs-fast-snapshot-restore.html
- Our 100th episode “To 100TB, and beyond!” https://postgres.fm/episodes/to-100tb-and-beyond
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What did you like or not like? What should we discuss next time? Let us know via a YouTube comment, on social media, or by commenting on our Google doc!
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Postgres FM is produced by:
- Michael Christofides, founder of pgMustard
- Nikolay Samokhvalov, founder of Postgres.ai
With credit to:
- Jessie Draws for the elephant artwork