Inconsistent weekly retentions

[kapitainsky]

There is no better snapshots retention logic explanation than this post:

Kopia Snapshot Retention Policies Demystified

With the suggestion of @JayKay729, I decided to create a dummy backup for testing how Kopia choose which backups to save, but in this experiment, I learned much more than I initially planned. In this post, I would like to share these discoveries, along with some examples to demonstrate them. This is a supplement to his post, so I’ll jump straight to those he hasn’t covered yet. Numbers in Snapshot Retention [image] Except for Latest Snapshots, Kopia considers the number you write here as dura…