gfcksum command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

gfcksum: command not found

or when using sudo you get the following error message

sudo: gfcksum: command not found

Solutions to gfcksum: command not found

How To Fix gfcksum: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu gfcksum is provided by gfarm-client package.

gfarm-client is:

The Gfarm file system is designed to turn commodity PCs into nodes of a distributed storage network, implementing the Grid Datafarm architecture for global petascale data-intensive computing. It solves performance and reliability problems in NFS and AFS by means of multiple file replicas, and not only prevents performance degradation due to access concentration, but also supports fault tolerance and disaster recovery.

This package provides client utilities for Gfarm.

To fix this problem, we can install more using the command below.

sudo apt-get -y install gfarm-client

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install gfarm-client.

sudo apt -y install gfarm-client

Or if you have aptitude installed you can use the following command.

sudo aptitude install gfarm-client

Summary

In this tutorial we learn how to fix gfcksum command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.