How to run WordPress across 2 VMs for high availability

Microsoft Azure requires that applications utilize two instances across multiple data centers in order to achieve their “high availability” SLA and ensure your sites don’t go down for routine maintenance. They even tell you which pairs of data centers will never go for maintenance at the same time. That’s all well and good but how … Read more

What are the best practices for using a caching plugin on a shared host?

I’ve launched quite a big site the other day and I’d like to incorporate a caching plugin. The setup is single-site with some Buddypress features mixed in (for user registration, maps with gpress, having a profile) running on a shared host. My questions are: 1. Which plugin you consider best for caching given this setup … Read more