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Manage SSH Key File With Passphrase
Any serious DevOps will only ssh by key file. Not with password, right? And mostly our powerful key file can unlock many critical envs....
Open Source Operating Systems for IoT
Over the past decade, the majority of new open source OS projects have shifted from the mobile market to the Internet of Things. In...
Linux Foundation Certified Engineer: Karthikeyan Ramaswamy
The Linux Foundation offers many resources for developers, users, and administrators of Linux systems. One of the most important offerings is its Linux Certification...
Understanding and Securing Linux Namespaces
Richard Guy Briggs, a kernel security engineer and Senior Software Engineer at Red Hat, talked about the current state of Kernel Audit and Linux...
Introducing InfraKit, An Open Source Toolkit For Creating And Managing Declarative, Self-Healing Infrastructure
Docker’s mission is to build tools of mass innovation, starting with a programmable layer for the Internet that enables developers and IT operations teams...
So You Think You Know Linux User Management
Sure, managing users and groups on a Linux system is Linux 101. Not even that, it's Linux pre-school. But maybe this roundup of tips...
Moreutils For Your Linux Shell Tool Set
I have this book -- a Spanish edition of Stephen Coffin's seminal manual, Unix System V Release 4: The Complete Reference. You can open it...
Diffs and the Power of the Docker Layering Model
Recently I’ve been working more with the sophisticated tool that is Docker, and it hasn’t escaped me that the foundation of the DevOps world...
Fedora 24 — The Best Distro for DevOps?
“Give us the tools, and we will finish the job.” Winston Churchill.
If you have been to any DevOps-focused conferences -- whether it’s OpenStack Summit...
Beginning Grep for Linux SysAdmins
GNU grep is an amazing power tool for finding words, numbers, spaces, punctuation, and random text strings inside of files, and this introduction will...