ch-ssh command not found

Introduction

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

ch-ssh: command not found

or when using sudo you get the following error message

sudo: ch-ssh: command not found

Solutions to ch-ssh: command not found

How To Fix ch-ssh: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu ch-ssh is provided by charliecloud-runtime package.

charliecloud-runtime is:

Charliecloud provides user-defined software stacks (UDSS) (aka containers) for high-performance computing (HPC) centers. This “bring your own software stack” functionality addresses needs such as: software dependencies that are numerous, complex, unusual, differently configured, or simply newer/older than what the center provides; build-time requirements unavailable within the center, such as relatively unfettered internet access; validated software stacks and configuration to meet the standards of a particular field of inquiry; portability of environments between resources, including workstations and other test and development system not managed by the center; consistent environments, even archivally so, that can be easily, reliabily, and verifiably reproduced in the future; and/or usability and comprehensibility.

This package provides tools to run containers for Charliecloud.

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

sudo apt-get -y install charliecloud-runtime

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

You can also use apt command to install charliecloud-runtime.

sudo apt -y install charliecloud-runtime

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

sudo aptitude install charliecloud-runtime

Summary

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