Checking USB flash drives and flash memory cards for correct functionality
Test Run

USB memory sticks and flash memory cards are part of the equipment of almost every mobile IT user today, but media defects can cause data loss. A small tool by the name of F3 helps.
USB sticks and flash memory cards are small, lightweight, and available in a variety of storage capacities, but even though they have no mechanical components, and some sticks even have a metal housing, the memory is not completely wear-free. Some flash storage media, often offered for low prices online, can fail to reach the advertised capacity. This shortcoming is really annoying when your important data is suddenly gone or you can no longer access the medium because of memory cell failure.
To spare yourself this mishap, you need only two things: Linux and the F3 program. F3 uses a read and write test to verify the integrity of the memory cells of your flash media and thus prevent unpleasant surprises.
Get Started
The program, which hails from Brazil, is available from a no-frills website as a source code archive [1]. Start by downloading the ZIP archive and unpacking it in a directory of your choice. Next, change to the newly created f3-2.2
subdirectory and compile the software in a terminal using the make linux
command.
[...]
Buy this article as PDF
(incl. VAT)
Buy Linux Magazine
Subscribe to our Linux Newsletters
Find Linux and Open Source Jobs
Subscribe to our ADMIN Newsletters
Support Our Work
Linux Magazine content is made possible with support from readers like you. Please consider contributing when you’ve found an article to be beneficial.

News
-
Linux Mint 22.2 Beta Available for Testing
Some interesting new additions and improvements are coming to Linux Mint. Check out the Linux Mint 22.2 Beta to give it a test run.
-
Debian 13.0 Officially Released
After two years of development, the latest iteration of Debian is now available with plenty of under-the-hood improvements.
-
Upcoming Changes for MXLinux
MXLinux 25 has plenty in store to please all types of users.
-
A New Linux AI Assistant in Town
Newelle, a Linux AI assistant, works with different LLMs and includes document parsing and profiles.
-
Linux Kernel 6.16 Released with Minor Fixes
The latest Linux kernel doesn't really include any big-ticket features, just a lot of lines of code.
-
EU Sovereign Tech Fund Gains Traction
OpenForum Europe recently released a report regarding a sovereign tech fund with backing from several significant entities.
-
FreeBSD Promises a Full Desktop Installer
FreeBSD has lacked an option to include a full desktop environment during installation.
-
Linux Hits an Important Milestone
If you pay attention to the news in the Linux-sphere, you've probably heard that the open source operating system recently crashed through a ceiling no one thought possible.
-
Plasma Bigscreen Returns
A developer discovered that the Plasma Bigscreen feature had been sitting untouched, so he decided to do something about it.
-
CachyOS Now Lets Users Choose Their Shell
Imagine getting the opportunity to select which shell you want during the installation of your favorite Linux distribution. That's now a thing.