Software engineering notes

tutorial: “visudo: command not found”

screenshot: visudo: command not found


Install visudo on CentOS 5.2


We need visudo to edit the “sudoers” file.  We want to edit this file to enable users in the “wheel” group to conjure sudo (as described on the Slicehost site.  I’ve never known visudo to be unavailable, but, for whatever reason, it was absent from a fresh install of CentOS on my host.


It could be that it’s in a directory that’s not in your PATH, but this was not my problem.  Instead, I needed to install sudo.  Doesn’t that just sound weird?  Why wouldn’t sudo be installed?  Anyways, the fix was simple:

yum -y install sudo

Written by Erik

July 30, 2009 at 8:57 pm

Posted in tutorial

Tagged with , ,

4 Responses

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  1. On a later day, I tried using visudo, only to discover that, once again, “command not found”. This time it was a path issue; adding /usr/sbin to my path resolved the problem (ref:


    August 3, 2009 at 7:35 pm

  2. Thank you much for the hint!


    May 12, 2010 at 2:10 am

    • I’m glad it was helpful


      May 15, 2010 at 12:19 pm

  3. Pacman -S sudo for arch linux


    September 21, 2018 at 2:57 pm

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