Built-in availability and fault tolerance

Servers, real or virtual, can and do fail. Since the hosts that run your code are now of little or no concern for you, it's a worry not worth having.

Just as the management of the operating system is handled for you, so too is the management of failing servers. You can be guaranteed that when your application code should be invoked, it will be.

Get Serverless Design Patterns and Best Practices now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.