Errata

Foundations of Scalable Systems

Errata for Foundations of Scalable Systems

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The errata list is a list of errors and their corrections that were found after the product was released.

The following errata were submitted by our customers and have not yet been approved or disproved by the author or editor. They solely represent the opinion of the customer.

Color Key: Serious technical mistake Minor technical mistake Language or formatting error Typo Question Note Update

Version Location Description Submitted by Date submitted
O'Reilly learning platform Page Page: 3, heading: Introduction to Scalable Systems
3rd paragraph last line

In this paragraph "
However, it’s not always that simple. We may reduce response times in a number of ways. We might carefully optimize our code by, for example, removing unnecessary object copying, using a faster JSON serialization library, or even completely rewriting code in a faster programming language. These approaches optimize performance without increasing resource usage."

The last line should be "These approaches optimize performance without **decreasing** resource usage.". As we are talking about how rewriting an app in faster framework or using a faster library may increase throughput but need not essentially decrease resource usage.

Sanketh B K  Dec 24, 2023 
O'Reilly learning platform Page Page: 3, heading: Introduction to Scalable Systems
3rd paragraph last line

In this paragraph "
However, it’s not always that simple. We may reduce response times in a number of ways. We might carefully optimize our code by, for example, removing unnecessary object copying, using a faster JSON serialization library, or even completely rewriting code in a faster programming language. These approaches optimize performance without increasing resource usage."

The last line should be "These approaches optimize performance without **decreasing** resource usage.". As we are talking about how rewriting an app in faster framework or using a faster library may increase throughput but need not essentially decrease resource usage.

Sanketh B K  Dec 24, 2023