Starting right now, we will be load balancing the Stack Overflow servers -- going from one web tier server, to two. This means you may end up on a different server depending on what HAProxy decides the hash of your IP address is.
This shouldn't cause any problems, but ...
![Failure is always an option](https://cdn.stackoverflow.co/images/jo7n4k8s/production/00280a841b60a18c2eec583ece9453674d6f1196-400x304.jpg?auto=format)
If you notice anything unusual, feel free to report it on meta.stackoverflow.com. We'll be monitoring closely.