How Amazon Measures Performance of its System Design

Опубликовано: 01 Январь 1970
на канале: Rachit Jain
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Rachit, an ex-Software Engineer@Microsoft talks about System Design basics.
System Design is a very hot topic in intermediate to senior Software Developer roles.
In this video, we navigate what Performance means and its relevance to design scalable systems. The DDIA Book is a great recommendation for System Design and I would like to summarise the chapters and my learnings here.

References
DDIA Book: https://amzn.to/3B6TJcm
System Design Playlist: https://bit.ly/system-design-course

Chapters:
00:00 Sponsor
00:36 Introduction to Performance
02:17 Example of Performance Metrics
03:17 Why service response time in never a single number?
04:16 Why mean and median are not helpful?
05:19 Why Amazon focusses on 99.9 percentile response times?
7:00 Why 99.99 percentile is useless?
8:04 What are SLAs for a service?
8:56 What are queuing delays?
12:20 How to handle load - horizontal vs vertical scaling?
14:45 What are Elastic Systems?

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