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You're reading from  The KCNA Book

Product typeBook
Published inJun 2023
PublisherPackt
ISBN-139781835080399
Edition1st Edition
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Author (1)
Nigel Poulton
Nigel Poulton
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Nigel Poulton

Nigel Poulton is a cloud-native subject matter expert who spends his life creating books and training videos on the latest cloud technologies. He is the author of best-selling books on Docker and Kubernetes and the most popular online training videos on the same topic. He is a Docker Captain. Prior to this, Nigel has held various infrastructure roles for large enterprises. When he is not playing with technology, he is dreaming about it. When he is not dreaming about it, he is reading and watching sci-fi. He wishes he lived in the future so he could explore spacetime, the universe, and tons of other mind-blowing stuff. He likes cars, football (soccer), and food. He has a fabulous wife and three children.
Read more about Nigel Poulton

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Primer

Cloud native applications are deployed as lots of small moving parts that connect over the network and are frequently updated and replaced. This makes it more important than ever to be able to see how applications are connected and have the ability to track requests as they traverse the various distributed microservices of an application.

To assist with this, every microservice needs to output high-quality telemetry in the form of metrics and log data. You then need the right tools to collect the telemetry, aggregate it, and analyse it for troubleshooting and making adjustments. The process is a feedback loop that looks like Figure 6.1 – observe > analyse > adjust.

Figure 6.1

Even though we’ve been doing things like this for years with traditional monolithic apps, all of the following are either new or far more important with cloud native apps.

  • Tracing requests
  • Application-specific metrics
  • Network latency
  • Scaling decisions
  • The...
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The KCNA Book
Published in: Jun 2023Publisher: PacktISBN-13: 9781835080399

Author (1)

author image
Nigel Poulton

Nigel Poulton is a cloud-native subject matter expert who spends his life creating books and training videos on the latest cloud technologies. He is the author of best-selling books on Docker and Kubernetes and the most popular online training videos on the same topic. He is a Docker Captain. Prior to this, Nigel has held various infrastructure roles for large enterprises. When he is not playing with technology, he is dreaming about it. When he is not dreaming about it, he is reading and watching sci-fi. He wishes he lived in the future so he could explore spacetime, the universe, and tons of other mind-blowing stuff. He likes cars, football (soccer), and food. He has a fabulous wife and three children.
Read more about Nigel Poulton