Linux Commands frequently used by Linux Sysadmins – Part 4

We are now up to part 4 of this five-part series entitled: Linux Commands frequently used by Linux Sysadmins. By the end of this series, we will cover at least 50 commands. Thus far, we touched on around 40 commands often used by Linux Sysadmins and power users. Refer to Part 1, Part 2, and Part 3. Let’s […]

bash: /usr/bin/rm: Argument list too long – Solution

Over time, the storage used on Linux systems you manage will grow. As a result, you will, at some point, try to delete, move, search, or otherwise manipulate thousands of files using commands such as rm, cp, ls, mv, and so on, which are all subject to this limitation. As such, you will eventually come […]

25 Best CDN Providers 2020

A content delivery network also referred to as a content distribution network (CDN) is a geographically distributed network of data centers containing proxy servers. CDN providers serve internet content, including web objects (text, graphics, and scripts), downloadable objects (media files, software, documents), applications (e-commerce, portals), live streaming media, to name  closer to and thus faster, to end users. Some of the main […]

100+ Application Monitoring tools and Server Monitoring Solutions

Looking for application monitoring tools and server monitoring solutions? On this page, I’ve listed the top application performance monitoring (APM), server monitoring, and observability solutions to date. The listings are updated frequently as APM and observability solutions continue a rapid evolution. While I haven’t tested all of these solutions, I’ve used more than a third […]

Linux Commands frequently used by Linux Sysadmins – Part 3

Last week and the week before, I published part 1 and part 2 of this five-part series entitled: Linux Commands frequently used by Linux Sysadmins. Those two articles took us a bit deeper into what I believe are around 50 to 100 commands frequently used by Linux Sysadmins and power users. Let’s jump into part 3 with another […]

Finding Linux Compatible Printers

Here’s all the info and links needed to find printers or all-in-one printers that currently support Linux. If you don’t want to spend hours comparing printers, have a look at my recommended Linux compatible printers. This is the promised update as per the comments section below, sorry about the delay! Fixed broken manufacture product links and replaced […]

What is iowait and how does it affect Linux performance?

I/O wait or iowait, wait, wa, %iowait, or wait% is often displayed by command-line Linux system monitoring tools such as top, sar, atop, and others. On its own, it’s one of many performance stats that provide us with an insight into Linux system performance. I/O wait came up in a recent discussion with a new client of […]

Linux Commands frequently used by Linux Sysadmins – Part 2

Last week, I published part 1 of this five-part series entitled: Linux Commands frequently used by Linux Sysadmins. That first article scratched the surface of what I believe are 50 to 100 commands used frequently by Linux Sysadmins and power users. Let’s jump into another set of commands and command-line tools often used for analysis, troubleshooting, and […]

Linux Commands frequently used by Linux Sysadmins – Part 1

What are some of the Linux commands used by Sysadmins and power users on a daily basis? In this article, I’ve listed 10 such commands, frequently used. Suggestions and feedback welcome. Also see Part 2, Part 3, and Part 4. Some people consider Linux as a being a complicated operating system, geared toward expert users only. However, as a […]

MySQL Performance Tuning: Tips, Scripts and Tools

With MySQL, common configuration mistakes can cause serious performance problems. In fact, if you misconfigure just one of the many config parameters, it can cripple performance. Of course, the performance of MySQL is often tied to the efficiency of your MySQL queries. It’s important to ensure that your performance issues are not due to poorly […]