f3probe

Probe a block device (e.g. a flash drive or a microSD card) for counterfeit flash memory. More information: https://github.com/AltraMayor/f3.

Probe a block device:

f3probe {{path/to/block_device}}

Use the minimum about of RAM possible:

f3probe --min-memory {{path/to/block_device}}

Time disk operations:

f3probe --time-ops {{path/to/block_device}}