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Intermediate Linux / Unix System Administrator Tutorials

These tutorials assumes that you have strong understanding of Unix like operating systems and very comfortable with most aspects of the Unix/Linux operating system. Familiar with fundamental networking/distributed computing environments is required. ( rss feed )

How to install PHP 7 on Ubuntu Linux 14.04 LTS

PHP 7 provides 2x faster performance and 50% better memory consumption than PHP version 5.6. How do I install PHP 7 on Ubuntu Linux version 14.04 LTS server? How do I install PHP 7 with PHP-FPM in along with Nginx web server?
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How to create unprivileged LXC container on Ubuntu Linux 14.04 LTS

How do I install, create and manage unprivileged LXC containers on Ubuntu Linux version 14.04 LTS server?
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OS X install Amazon AWS command-line interface (CLI) tool

How do I setup and install the official Amazon AWS Command Line Interface (cli) on an Apple Mac OS X system?
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How to install KVM on Ubuntu 14.04 LTS Headless Server

Kernel-based Virtual Machine (KVM) is a virtualization module for the Linux kernel that turns it into a hypervisor. How can I install KVM, setup guest operating system as the back-end virtualization technology for non-graphic Ubuntu Linux 14.04 LTS server?
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How To Patch and Protect Linux Kernel Zero Day Vulnerability CVE-2016-0728 [ 19/Jan/2016 ]

A very serious security problem has been found in the Linux kernel. A 0-day local privilege escalation vulnerability has existed since 2012. This bug affects millions of Android or Linux applications to escalate privileges. Any server or desktop (32 or 64 bit) with Linux Kernel version 3.8+ is vulnerable. How do I fix this problem?
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How to block an IP address with ufw on Ubuntu Linux server

I am using UFW to manage firewall on my Ubuntu Linux 12.04/14.04 LTS server. I need to block a specific IP address from accessing my server. How do I block an IP address using ufw?
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How to secure and lock down Apple OS X 10.11 (El Capitan) with osxlockdown

Is there is an easy way to audit and lock down (secure) Apple OS X 10.11 (El Capitan) unix operating system?
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