How big should swap file be?

Related questions

1. Do you need Linux swap?
2. Why is swap area needed?
3. What is swap area Ubuntu?
4. What is the swap space in the disk used for?
5. What is the purpose of swap space?
6. What is swap in and swap out in Linux?
7. How much swap space should I have?
8. What will happen if I delete pagefile sys?
9. What is a VM swap file?
10. Can I delete swapfile?

Tags

1. #partition
2. #really
3. #actually
4. #memory
5. #usually
6. #small
7. #again
8. #enough
9. #computer
10. #probably
11. #large
12. #hibernate
13. #could
14. #space
15. #amount
16. #depends
17. #should