Why does the process freeze when copying files?

Question

Computer networks

When copying files via ftp, sometimes the process freezes for about 5 minutes. The files are different. Tried different ftp clients, the problem repeats. Even on different computers with different systems. Timeweb host. It's probably about them, but they write that they don't, so that I check my antiviruses, etc. But they simply don’t exist on computers, and the systems were different

Answer 1

Bumps into a heavy file