July 2021
Intermediate to advanced
176 pages
4h 14m
English
Content preview from Concurrent Data Processing in ElixirBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 3Data-Processing Pipelines with GenStage
In previous chapters, we covered several approaches to executing data asynchronously. Although different in their own way, they had one thing in common: we were deciding the amount of work that had to be done and Elixir would then eagerly process the work to give us the result.
This has some potential drawbacks. For example, we have a finite amount of memory and CPU power available. This means that our server may become overwhelmed by the amount of work it needs to do and become slow or unresponsive. Often we rely on third-party API services, which have rate limiting in place and fixed quotas for the number of requests we can make. If we go over their quota, requests will be blocked and our application ...
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