Linux 🐧

All my posts about various Linux technologies

32 posts

Linux posts covering distributions, init systems, networking, hardening, packaging, and the small day-to-day tools that make a sysadmin's life less painful. Two-plus decades of running Linux in production, distilled into things I actually use.

Often appears with

29 Mar 2015

Fail2Ban on CentOS 7

Protect your CentOS 7 server with fail2ban! Follow my guide to secure your system from unwanted SSH login attempts.

14 Feb 2015

NGINX & ngx_pagespeed on CentOS 7

Compile NGINX with ngx_pagespeed on CentOS 7. Automate setup with init script. Configure NGINX for ngx_pagespeed to enhance performance.

14 Dec 2014

First Steps with Ansible

Explore Ansible for AWS automation, transitioning from manual scripting. Initiate playbook for VPC and ELB deployment.

3 Aug 2014

Am I an Operating System snob?

As an experienced Linux user, I discuss why I prefer CentOS for my servers, comparing it to Fedora and Ubuntu.

27 Jul 2014

Upgrading my servers to CentOS 7

Learn about the process of upgrading servers from CentOS 6 to CentOS 7, including updates for Puppet Master server, Apache configuration, and Docker server.

12 Jul 2014

First play with CentOS 7.0

Taking CentOS 7.0 for a spin: Discover the changes in networking, systemd, XFS, and Docker support in this firsthand exploration on a DigitalOcean Droplet.

12 Jul 2014

Walkabout

Catch up on my latest adventures: Docker 1.0 release, CentOS 7, new site theme, music from Aphex Twin, and a work post on AWS multi-factor authentication.

31 May 2014

OpenShift Origin installation notes

Follow my guide to install OpenShift Origin on a CentOS 6.5 DO droplet. Get step-by-step instructions & troubleshoot issues.

25 May 2014

Sysdig

Explore Sysdig, the versatile tool for system-level exploration on Linux, offering insights into server state and activities for troubleshooting and security.