Azure Deployment Slots Cost
Azure Deployment Slots Cost Comparison
Get more cloud at a lower cost. With Azure Spot Virtual Machines (Spot VMs), you can access unused Azure compute capacity at deep discounts—up to 90 percent compared to pay-as-you-go prices. Deployment slots are actually live web apps with their own hostnames, hosted on the same application server as your main app, which keeps the “production slot”. Below you may find some key points about deployment slots, and in particular that they: are available in Standard and Premium pricing tier, offering 5 and 20 deployment slots.
Deployment slots are very useful service from Azure cloud services, this isolate enviorment for developers to develope and test the codes in a seamless manner.The feature swap, enable the developers to rapid deployment and easy roll out roll back.
For an example your web users connected and accessing the original production site on the production slot,you can deploy a new version of the Web App into a secondary deployment slot, so you can test it before it goes live.
Slots are based on the application services(standard ,premium or isolated)and running on the same application services.There won,t be any additional cost.
Features
Hot deployments to production with out downtime
Easy roll out and roll back
Benifits of Deploying application to a non-production slot
Validate app changes in a staging deployment slot before swapping it with the production slot.
Deploying an app to a slot first and swapping it into production makes sure that all instances of the slot are warmed up before being swapped into production.
If the changes swapped into the production slot aren’t as you expect, you can perform the same swap immediately to get your “last known good site” back.
Azure Deployment Slots Cost Calculator
Below reference guide to setup from Azure portal