Can you believe that its been 2 years 5 years (article updated) since the release of Apache 2.4?! Still, more than half of Apache based web servers continue to run Apache version 2.2 or even 2.0. This is understandable for the same reasons why Apache is still used more than Nginx… compatibility, features, etc. If you […]
PHP performance: oPcache Control Panels
August 13, 2017 by Hayden James Blog LinuxOPcache is a PHP extension which improves PHP performance by storing precompiled script bytecode in shared memory, thereby removing the need for PHP to load and parse scripts on each request. The extension is built-in for PHP 5.5+ …but, if you are looking to improve PHP performance, the first step should be to use PHP 7+ which […]
50 Top Server Monitoring & Application Performance Monitoring (APM) Solutions
August 6, 2017 by Hayden James Blog LinuxAugust 6th 2017 Update: This list now contains 70 Top Server Monitoring & Application Performance Monitoring (APM) Solutions. Back in 2014, I compiled a list of the top 20 server performance monitoring solutions. Largely because I already had a list saved locally for my own reference. Sharing that list publicly was a great way to gain feedback and recommendations on […]
Linux Performance: Why You Should Almost Always Add Swap Space
July 28, 2017 by Hayden James Blog LinuxWe know that using swap space instead of RAM can severely slow down the performance of Linux. So then, one might ask, since I have more than enough RAM available, wouldn’t it better to remove swap space completely? The short answer is, No. There are performance benefits when swap is enabled, even when you have more than enough […]
Does your Linux server need a RAM upgrade? Lets check with free, top, vmstat and sar.
July 25, 2017 by Hayden James Blog LinuxBased on the output of ‘free -m’ on a 1GB VPS and taking into consideration the amount of swap space in use – details below – a RAM upgrade was necessary. Required was a minimum of 3GB of RAM multiplied by 2 = 6GB. This ensures that there’s adequate memory available for buffers/cache. There’s This article will walk you though […]