Tags » SysAdmin

Installing Fail2Ban on CentOS 7

I am beginning to set up a SSH gateway for my home network. I already have the SSH server configured and exposed to the internet. Literally overnight it was discovered and I woke up to a host in Ukraine trying to brute force the root password. 479 more words

CI tools testing lab: Integrating Jenkins and adding Zuul UI

In this post I’m going to describe how I connected Jenkins to my experimental Zuul setup. I’m also going to describe how to build a container to expose the Zuul graphical UI over HTTP. 643 more words


CI tools testing lab: Adding Zuul Merger

zuul-merger is a component of Zuul that merges code patches together to emulate the state code will be in once those patches are merged.¬† This post describes how I’ve ran it in a… 819 more words


Upvoted: For those traveling to LISA16, a handy guide to make your way around Boston. via /r/sysadmin

For those traveling to LISA16, a handy guide to make your way around Boston.

Submitted December 01, 2016 at 01:11PM by tmclaugh
via reddit http://bit.ly/2gOLj39

Security Bookmarks

So I have a lot of bookmarks that I’ve collected over the years. This is one of my security bookmarks that I’ve used to try and stay abreast of the latest security news. 73 more words


CI tools testing lab: Setting up Zuul Server

In this post I’m going to describe the various components of Zuul, and how to run zuul-server in a Docker container¬† in a lab setup. 1,122 more words


MySQL Query Table Sizes

Return a table with the table sizes in descending order of the selected database. Run this from mysql console. It will let you compare actual table size versus disk size (before you optimize table to reclaim space). 28 more words