htop: Quick Guide & Customization
htop uses a cursor-controlled interface for sending signals to processes. One example where this is helpful is: you don’t have to type in PIDs; select one or more processes using your mouse cursor…
PHP Benchmarks: OPcache vs OPcache w/ Performance Tweaks
These are not mind-blowing results. However, depending on your current throughput of PHP requests, you may be happy to take whatever improvements you can find. Also, this test was with WordPress only; with…
How to Integrate Cloudflare with CSF Firewall
For added security, you can also use additional tools or services, such as ModSecurity and Sucuri. Or, instead of CSF + LFD, you can use APF + BFD. There’s also bitninja.io, Imunify360 and others….
MySQL Performance Tuning: Tips, Scripts and Tools
MySQLTuner supports Galera Cluster, TokuDB, Performance schema, Linux OS metrics, InnoDB, MyISAM, Aria, etc. – MySQLTuner on Github. You cannot replace Professional MySQL tuning with scripts. Scripts serve as essential guides, sometimes spot-on,…
dstat command in Linux w/ examples
-y, –sysenable system stats (interrupts, context switches)–snmp-cpu–floatforce float values on-screen (mutual exclusive with –integer)–top-io-advshow most expensive I/O process (incl. pid and other stats)–qmailshow qmail queue sizes (needs qmail)–top-bioshow most expensive block I/O process…
iftop command in Linux w/ examples
sudo iftop -F 192.168.1.0/24 pacman -S iftop iftop command examples iftop is a terminal program that shows network activity and details in text form. It’s suitable for users who want to monitor network…
Home Lab Beginners guide (Hardware)
My Home lab – a work in progress (everything pictured is listed below) As of today, I’ve almost completed the setup of my new Home lab, and it’s now fully functional. I’m pleased…
Generating Secure Passwords for your Linux Server
Authentication keys for SSH, biometric authentication, and single sign-on (SSO) are exemplary alternatives that bolster security and enhance user convenience. Update: March 4th 2024: While the guidance below – originally provided in 2013 –…
Apache Performance: Disable .htaccess
There are two main reasons to avoid the use of .htaccess files. This search turned out to be unexpectedly time-consuming, but it eventually led me to this article. In the comments section, Martin from Foliovision…
Choosing Linux Terminal Emulators – Discussion and List
Related reading: Above: Cool Retro Term. The terminal emulator stands as an unsung hero, bridging the gap between user and machine with a blend of simplicity and power. As we delve into the…