Home Switchboard Unix Administration Red Hat TCP/IP Networks Neoliberalism Toxic Managers
May the source be with you, but remember the KISS principle ;-)
Skepticism and critical thinking is not panacea, but can help to understand the world better

Side effects of performing infrequent or poorly understood operations

 Hidden symlinks, yum -y surprises and other  nasty things... The man pages don't tell you everything you need to know.

News Enterprise Unix System Administration Recommended Links Simple Unix Backup Tools Unix rm command Unix mv command
Absence of backup Rush/absence of testing Creative uses of rm Abuse of privileges LVM and disk related mishaps Working on the wrong computer
Safe-rm Typical Errors In Using Find Tips Unix History Humor Etc

Top Visited
Past week
Past month


Old News ;-)

[Oct 05, 2018] sudo yum -y remove krb5 (this removes coreutils)

Oct 05, 2018 |

DrGirlfriend Systems Architect 2 points 3 points 4 points 5 years ago (5 children)

2960G 2 points 3 points 4 points 5 years ago (1 child)
+1 for the "yum -y". Had the 'pleasure' of fixing a box one of my colleagues did "yum -y remove openssl". Through utter magic managed to recover it without reinstalling :-)
chriscowley DevOps 0 points 1 point 2 points 5 years ago (0 children)
Do I explain. I would probably curled the RPMs of the repo into cpio and put them into place manually (been there)
vocatus NSA/DOD/USAR/USAP/AEXP [ S ] 0 points 1 point 2 points 5 years ago (1 child)
That last one gave me the shivers.

Recommended Links

Google matched content

Softpanorama Recommended

Top articles



The Last but not Least Technology is dominated by two types of people: those who understand what they do not manage and those who manage what they do not understand ~Archibald Putt. Ph.D

Copyright 1996-2018 by Dr. Nikolai Bezroukov. was initially created as a service to the (now defunct) UN Sustainable Development Networking Programme (SDNP) in the author free time and without any remuneration. This document is an industrial compilation designed and created exclusively for educational use and is distributed under the Softpanorama Content License. Original materials copyright belong to respective owners. Quotes are made for educational purposes only in compliance with the fair use doctrine.

FAIR USE NOTICE This site contains copyrighted material the use of which has not always been specifically authorized by the copyright owner. We are making such material available to advance understanding of computer science, IT technology, economic, scientific, and social issues. We believe this constitutes a 'fair use' of any such copyrighted material as provided by section 107 of the US Copyright Law according to which such material can be distributed without profit exclusively for research and educational purposes.

This is a Spartan WHYFF (We Help You For Free) site written by people for whom English is not a native language. Grammar and spelling errors should be expected. The site contain some broken links as it develops like a living tree...

You can use PayPal to make a contribution, supporting development of this site and speed up access. In case is down you can use the at


The statements, views and opinions presented on this web page are those of the author (or referenced source) and are not endorsed by, nor do they necessarily reflect, the opinions of the author present and former employers, SDNP or any other organization the author may be associated with. We do not warrant the correctness of the information provided or its fitness for any purpose.

The site uses AdSense so you need to be aware of Google privacy policy. You you do not want to be tracked by Google please disable Javascript for this site. This site is perfectly usable without Javascript.

Last modified: October 05, 2019