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> Unfortunately, this is not true. You need to grab all the DB files (WAL, etc.) in a consistent manner. You can't grab them while writes are in progress.

Perhaps you could be more specific, because the former is exactly what a filesystem snapshot is meant to do, and the latter is exactly what an ACID database is meant to allow assuming the former.

> Look at what Kanister does with its recipes to get consistent DB snapshots

I looked at a few examples and they mostly seemed to involve running the usual database dump commands.



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