This in turn either causes the swap to fail or it results in swapping new code in production while it is still not ready to handle the production load. Some of these steps may go wrong, especially when the new version of the code does not cooperate well. In order to achieve this the swap process involves multiple steps that are performed to prepare the new version of the code to successfully handle the load once it is in production slot. Azure Web App Deployment Slots are used to deploy new versions of an application code into production with no interruption to the production traffic.
