Project:VisualEditor testing/Boring Ipsum

Monitoring configuration is complicated, and the depths that you can configure alerts and tests seems endless. It may seem like a waste of time to invest in some options, but others can really help you eliminate states that send hundreds of alerts.

Since I started my career, redundancy has been featured in almost every deployment discussion. The general best practice is to add an additional element for each service tier, also know as N+1 redundancy. This approach is straight forward, but many people would actually be surprised by how often these schemes fail.

This week, I was seeing a drop in average back-end performance at work, we had an average drop in page load performance from ~250ms to around 500ms. This seemed to be an intermittent problem and we searched through out graphs at NewRelic with no clear culprit.