PHP memory_limit – understanding and increasing this setting

PHP memory_limit is per-script, just as a highway’s speed limit is per-vehicle. For example, although PHP’s memory limit may be set high to 1GB, that does not mean that scripts will pile up to use that 1GB. Let’s take a quick look at understanding PHP’s memory_limit setting.   PHP memory_limit is a per-script setting PHP.net’s […]

htop and top Alternatives: Glances, nmon

Previously we took a look at top, atop, and indirectly (due to its popularity as top’s alternative) htop (the last screenshot on this page). But are there other alternatives worth looking at? As it pertains to system health and performance, this is largely a matter of preference regarding what data is most important to you. We […]

Pinebook Pro – My First Impressions and Setup Tips

The Pinebook Pro is a 14″ laptop built for developers and Linux end-users. It weighs less than 3lbs, which, in my case, replaces a two times heavier laptop. (See my work-laptop history). I’ve not been this excited about receiving a piece of Linux hardware since the Raspberry Pi launch. This very blog post is composed […]

Linux Performance: Why You Should Almost Always Add Swap Space

We know that using Linux swap space instead of RAM (memory) can severely slow down performance. So, one might ask, since I have more than enough memory available, wouldn’t it better to delete swap space? The short answer is, No. There are performance benefits when swap space is enabled, even when you have more than […]

Top Serverless Monitoring Tools + Serverless Resources

Technology continues to evolve, and solutions for hosting applications continue to expand. One such method of application hosting that has been growing in popularity is serverless computing and as a result the increased demand for serverless monitoring.   What is Serverless Computing? Serverless Computing is a cloud-computing execution model managed by cloud providers who run the […]

Best Linux distro and Desktop Environment Combinations

Are you searching for the best Linux distro (distribution) and DE (Desktop Environment) combination? What better way to increase your familiarity with Linux servers than running Linux on your laptop or workstation. As mentioned previously, there’s the best Linux Distro for me, and the best Linux Distro for you. What you choose today will often change […]

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 […]

How to install vsftpd on CentOS 8 for FTP with Security

Disclaimer: It’s strongly recommended that you use SSH and SFTP (SSH File Transfer Protocol) instead of FTPS (FTP with Security). FTPS is now obsolete. SFTP is installed by default on Unix, Linux, and Mac systems as part of the OpenSSH package and is supported by almost all free and commercial file transfer tools. (i.e. Filezilla, Cyberduck) If for some reason you still […]