f3 5.0-2 (ppc64el binary) in ubuntu xenial

 F3 (Fight Flash Fraud or Fight Fake Flash) tests the full capacity of a
 flash card (flash drive, flash disk, pendrive).
 .
 F3 writes to the card and then checks if can read it. It will assure you
 haven't been sold a card with a smaller capacity than stated. Note that
 Note that the main goal of F3 is not fix your removable media. However,
 There are resources to mark the invalid areas.
 .
 This package provides these executables: f3write, f3read, f3fix and
 f3probe.