Summary statistics are a common way to evaluate and compare performance data. They are simple, easy to compute and most people have an intuitive understanding of them, therefore mean, median, standard deviation and percentiles tend to be the default metrics used to report, monitor and compare performance. Many of the common Load and Performance...
Ghost can be a bit CPU hungry, especially for a lightweight (single core) VPS, but all of that can me negated with a little bit of caching. Luckily Apache's mod_disk_cache makes easy work of this. Configuring the cache: First we need to enable mod_cache, mod_cache_disk and mod_expires: sudo...
When developing and deploying web services, apps or sites the following questions come up: "How will it perform?", "How many concurrent users will it support?", "If I tweak this setting, will it be faster?", "Do these new features effect performance?". The list could go on and...