Based 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. This article will walk you though performing […]
MySQL Performance Tuning: Tips, Scripts and Tools
July 18, 2017 by Hayden James Blog LinuxWith MySQL, common configuration mistakes can cause serious performance problems. In fact, if you mis-configure just one of the many config parameters, it can cripple performance! (see examples) Of course, the performance of MySQL is often tied greatly to the efficiency of your MySQL queries. It’s important to ensure that your performance issues are not […]
How to direct-install Debian SID rolling release using mini.iso (w/ screenshots)
May 20, 2017 by Hayden James Blog LinuxFor desktop, I’ve always preferred rolling release distros such as Arch Linux or recently Kali Linux. However, currently I’m on Ubuntu 14.04 LTS, which I rush-installed after an SSD failure last year. Ubuntu recently released 16.04 LTS which means at some point, I’ll need to perform an in-place upgrade or complete re-install to enjoy the newer […]
PHP Performance: Additional CPU cores vs faster CPU cores
May 6, 2017 by Hayden James Blog LinuxJust over a week ago I received a contact form email detailing slow performance issues with a LAMP (Linux, Apache MySQL, PHP) web server. During the audit phase, I found that the server’s load average was pretty idle. However, the website was indeed very slow. Among a slew of other issues and misconfigurations, one aspect of […]
Panopta (exclusive offer) Get Two Free Months
April 18, 2017 by Hayden James Blog Linux UpdatesOver the years Panopta has listened to customer feedback and continues to respond with additional development and improvements to their infrastructure, application and network performance monitoring tools. With Panopta you can easily keep an eye on the most fundamental metrics across your complex infrastructure so you can identify the root cause of problems. If you […]