Book Review: UNIX and Linux System Administration Handbook, 5th Edition

I love Linux and I always considered myself an Open Source enthusiast. After reading “The Practice of System and Network Administration”, I decided to add this must-read book to my list.

The contents are well organised and good not only for beginners and junior system administrators but I think there are very interesting takeaways for more experienced professionals too. Continue reading “Book Review: UNIX and Linux System Administration Handbook, 5th Edition”

Windows Subsystem for Linux

After a couple of months of being GA (Generally Available) I was in the WSL bandwagon.

I started using Windows Subsystem for Linux (WSL) for a lot of good reasons, especially in my role as System Engineer. I work on different environments and across various operating systems and in my world virtualization and containers are the rule. My tools of trade are Powershell, BaSH and Python on the so having all of them in the same Operating System is really handy.

I attended Meetup events where WSL was presented, I’ve presented a brownbag myself on WSL, and recently as Techsnips Contributor I’ve create a small video on how to install it. So I’ll try in this article to give you a brief introduction.

Continue reading “Windows Subsystem for Linux”

PowerShell, Nagios and NSClient++

Nagios is a very powerful open source tool for monitoring networks and infrastructures.  The number of plugins available on Nagios Exchange and extensions make this tool essential to not just to be reactive but to create workflows and escalations if needed in a matter of minutes.
The installation and configuration of this tool under a major linux distributions is not difficult.

The default tool for monitoring a Windows network are SCCM/SCOM and OMS, but if your environment is a mixed environment I think personally that Nagios can be considered a safe bet!

NSClient++ is the agent needed for performing some interesting checks on windows and you can leverage your powershell scripting ability to perform custom checks on the environment. Continue reading “PowerShell, Nagios and NSClient++”