Disk

A very short Chapter 2 is about how to make rough estimates to start from the most important parts when designing the software. Some concepts that EVERY software developer should know: “Power of two” Standard latency numbers! How fast is memory, how slow is disk, etc… Availability numbers What are key metrics you should think about These concepts and numbers are disclosed in chapter two of the book:

The book club of our company has chosen a new wonderful book for reading: Robert Martin - Clean Architecture - a Craftsman’s Guide to Software Structure and Design 👍 The part VI undermines some foundations 😀: Do you know that Database is a “detail”? An unimportant minor low-level non-essential feature that can be neglected in architecture design! Do you know the same about the Web? It is just an unimportant IO device that should also be neglected in architecture design!