What is System log used for?

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Tags

1. #device
2. #system
3. #drivers
4. #operations
5. #events
6. #components
7. #contains
8. #changes
9. #vangie
10. #operating
11. #about
12. #often
13. #contain
14. #predetermined
15. #information
16. #logged
17. #files
18. #these
19. #itself