Analyze Your Website’s TTFB (Time to First Byte)

Have you improved the load time of your websites and web applications recently? Or, maybe your web store or other web app is now slower to respond as you’ve added more features or due to data growth? The time it takes for your web applications to respond when users visit is more important than ever […]

Generating Secure Passwords for your Linux Server

Sysadmins will often have to set up new servers or harden existing server passwords during security audits. As a result, secure passwords have to be chosen for SFTP, admin panels, etc. Many practices make a server secure, but often neglected is using secure passwords. Notice that I didn’t include SSH or MySQL root passwords above. […]

How to Enable Unattended Upgrades on Ubuntu/Debian

Linux server security is of critical importance to sysadmins. One central part of keeping Linux servers secure is by installing security updates promptly. Too often, there are compromised servers on the internet due to pending security updates waiting for a manual update. On both Ubuntu and Debian, the unattended-upgrades package can be configured to perform […]

PHP-FPM tuning: Using ‘pm static’ for max performance

Let’s take a very quick look at how best to set up PHP-FPM for high throughput, low latency, and more stable use of CPU and memory. By default, most setups have PHP-FPM’s PM (process manager) string set to dynamic and there’s also the common advice to use ondemand if you suffer from available memory issues. However, let’s compare the two management […]

Tuning MySQL my.cnf? Avoid this common pitfall!

It took me some time to decide the title for this article. MariaDB has been fast replacing MySQL as a growing number of Linux distributions now default to MariaDB over MySQL. MariaDB is an enhanced, drop-in replacement for MySQL. Therein lies my predominantly self-made conundrum, MySQL or MariaDB? That said, the MySQL tuning advice below […]

Increase Performance and lifespan of SSDs & SD Cards

SSDs (solid-state drives) and SD (Secure Digital) cards have a limited number of writes before they wear out. To get the most out of this storage type, let’s investigate, then make a few adjustments to maximize the life of your SSDs and SD cards. Article refreshed from 6 years ago.   Using iotop to monitor and […]

Choosing the Best Linux Server Distro (2021)

Are you in the process of choosing a Linux server distro (distribution) for your next project? This article will help you decide by pointing out the strengths of the top Linux server distributions in contention. If you are looking for a Linux desktop distro, look at this post instead: Choosing the Best Linux Distro for […]