Slowride – utility benchmark utility for block devices for POSIX operation systems with root access to /dev/sd*. You can check blocks read speed in terminal, set threshold for operations to diagnose problems with block device.
Command to perform 100mb blocks read of entire device with 2 seconds threshold:
sudo ./slowride /dev/sda 100 2000
Source Code
https://gitlab.com/demensdeum/slowride
