When it comes to database performance monitoring and optimization, MySQL offers a powerful tool called Performance Schema. This versatile instrument provides invaluable insights into the inner workings of your MySQL database, enabling you…
I’m sharing these PHP-FPM tweaks for pfSense publicly to solicit feedback and help anyone exploring similar optimizations. There may be more efficient methods or edge cases I haven’t covered. I welcome any suggestions,…
We all know how important it is to back up our data regularly. Disk drives fail, databases crash, and human error or bad actors can wreak havoc when you least expect it. Hurricanes,…
Recently, I started the process of upgrading my home network to give myself more room to experiment and grow. The first major step was replacing my router with a new firewall appliance, which…
A couple of months years back, I decided to maintain a list of companies that offer IoT (internet of things) security tools and solutions, which you can find below. Please don’t hesitate to…
Looking for application monitoring and observability solutions? On this page, I’ve listed the top application performance monitoring (APM), infrastructure monitoring, and observability solutions to date. The listings are updated periodically as APM and…
Updating your Linux system is one of the most important things you can do to keep it secure, stable and running well. With updates, you can patch vulnerabilities, fix bugs and access new…
Recently, I wanted to test network throughput via command line with at least 3 tools. For the life of me, I could not remember iperf. Not being able to remember previously used command…
Ready to go on a journey that will take your Linux skills to the next level and beyond what theoretical learning can? The devices in this article will give you hands-on experience and…
Over the past few years, we’ve seen a mass migration from the work office to the home office. This continues to increase the requirements for better home network security, capacity, and additional capabilities….
Thomas Jefferson said: “Our greatest happiness does not depend on the condition of life in which chance has placed us, but is always the result of a good conscience, good health, occupation, and…
Have you ever experienced slow application performance on a server and wondered which process was causing the bottleneck? In a production server environment, monitoring system performance and hardware resource usage in real-time is…
As one of the most widely used scripting languages for web development, PHP is known for its flexibility and ease of use. However, with complex applications and increasing traffic, PHP performance can sometimes…
The rsync command is one of the most popular and powerful tools in Linux for synchronizing files and directories between different locations. It is widely used for backups, remote file transfers, and directory syncing,…
At times, we will need to know precisely how our Linux systems use memory. This article will examine how to use the free command-line utility to view memory usage on a Linux system….
Linux is a powerful and versatile operating system that can be used for a wide range of purposes. For many system administrators, the command line interface is the primary way to interact with…
If you are interested in Linux commands frequently used by Linux sysadmins and power users, I’ve published this five-part series with over 90 update: 100+ Linux commands with links to each of the…
This is the final part of the five-part series entitled: Linux Commands frequently used by Linux Sysadmins. So far, we’ve covered over 50 commands regularly used by Linux sysadmins and power users. Refer…
