Comment by jmuhlich

Try this: https://alexsaveau.dev/blog/projects/performance/files/fuc/f...

> The key insight is that file operations in separate directories don’t (for the most part) interfere with each other, enabling parallel execution.

It really is magically fast.

EDIT: Sorry, that tool is only for local copies. I just remembered you're doing remote copies. Still worth keeping in mind.