Screw threshes \u003d the LED is constantly on?

Question

Hard disks

What to see?
I don't understand what the problem is.
There is nothing suspicious in the processes, 10-20% with the browser turned on,
but the machine noticeably slows down.
Shl
the screw is ancient, but the smart has not changed in any way,
i.e. as there was one broken sector (for 5 years, it remained

Answer 1

See iotop

Answer 2

Probably screw soon Khan

Answer 3

Not funny. My screw is dead.