vnl-tail command not found

Introduction

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

vnl-tail: command not found

or when using sudo you get the following error message

sudo: vnl-tail: command not found

Solutions to vnl-tail: command not found

How To Fix vnl-tail: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu vnl-tail is provided by vnlog package.

vnlog is:

Vnlog (pronounced “vanillog”) is a trivially-simple log format consisting of an ASCII table with comments and labelled fields. This package provides tools to process and manipulate such logs. The tools are:

vnl-filter selects a subset of the rows/columns in a vnlog and/or to manipulates the contents. This is effectively an awk wrapper.

vnl-sort, vnl-uniq, vnl-join, vnl-tail and vnl-ts are wrappers around the corresponding commandline tools

vnl-align aligns vnlog columns for easy interpretation by humans

vnl-make-matrix converts a one-point-per-line vnlog to a matrix of data

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

sudo apt-get -y install vnlog

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

You can also use apt command to install vnlog.

sudo apt -y install vnlog

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

sudo aptitude install vnlog

Summary

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