How to Install MariaDB on Centos 6 I decided to write this tutorial as many of the others on various sites seem to miss key parts of what should be a straightforward install. MariaDB is the latest version of mysql and uses as far as i can see the same code and commands as mysql.… Read More »
How to perform addition on a set of values from a file in bash script Every Unix Administrator has had this at some point… have written a script that extracts multiple rows with values in each column that you want to add up to get the total…. And every Unix Administrator will have written a… Read More »
Review of Nagios Systems Monitoring Application Nagios System Monitoring application is one of the most popular tools used by Sysadmins around the world. Sure it has its issues, or things it hasnt been upgraded to do (like better notifications especially in a smartphone age), but it has proved to be a reliable application none the… Read More »
Flussonic Media Server Review Having used Flussonic for well over a year now here is my review of it as a Media Server in a Business Critical or High Availability environment. Introduction to Flussonic Media Server I am a bit unsure of accurate details, but the following is my understanding of the history to Flussonic… Read More »
Easy Chroot SFTP configuration on CentOS 6 Chroot SFTP configuration on CentOS 6 – Guide / Tutorial. One of the biggest concerns of any security conscious Unix Admins is how to secure SSH and SFTP access to a server. Todays post will show you how to secure SSH to specific users, and limit other specified… Read More »
Timelapse Video – Construction of Dreamland Oasis in Chakvi, Georgia Timelapse Video Dreamland Oasis – Bash script automated image capture from multiple public webcams using ffmpeg to generate a set of timelapse videos from the Dreamland Oasis construction site in Chakvi, Georgia. The videos are an example of what can be achieved using ffmpeg to… Read More »
How to get more detail of worked or failed login attempts They say as a Unix Administrator you will never know everything… how true that is. Todays simple post shows you how you can get more detail from your btmp, wtmp, and utmp files. One of the core roles of any Unix Administrator is looking… Read More »
How to test if lftp has worked in bash script Hi everyone, one of the things I tend to do a lot when writing Bash Scripts is to create a lot of small and simple checking scripts for various functionality. I have been using lftp quite frequently with a client of mine for some time… Read More »
Install and configure Varnish cache for WordPress on Centos 6 Todays post will show you how to install and configure Varnish 4 cache on your VPS (or dedicated) server to use on your WordPress site. A fairly common issue WordPress Webmasters have is the larger their wordpress websites get, the slower and slower it also… Read More »
How to stop people trying to hack your root logon A sometimes neverending hassle for a Unix Administrator is how to stop people from trying to hack your root logon. There are many approaches to this, none of which are particularly difficult to do, so here is a checklist of some of the methods I… Read More »