How to take a snapshot of a file system?

Question

Python

Hey! How to take a snapshot of the file system and what should be taken into account?
Here's what's interesting:
- similarities and differences between file systems and (possibly) OS
- how to store a snapshot
In general, is it advisable to take a snapshot of a file system for quick search?

Answer 1

• it is, the difference is
  what does FS and search have to do with it, describe what you want to get

Answer 2

Look atman locate