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Prometheus

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Prometheus is an open-source monitoring and alerting toolkit designed for reliability and scalability. It was originally developed at SoundCloud and later open-sourced as part of the Cloud Native Computing Foundation (CNCF). Prometheus is widely used in the field of DevOps and cloud-native computing to monitor systems and applications.


This key competency area includes an understanding of the concepts of scaling Prometheus, retention, and storage and relabeling.

Key Competencies:

  1. Scaling Prometheus - Understand strategies for scaling Prometheus, including horizontal scaling, federation, and remote storage integrations.
  2. Retention and Storage - Configure data retention policies to manage storage space effectively. Understand how Prometheus stores and retrieves historical data.
  3. Relabeling - Ability to shape and preprocess metrics data to fit your monitoring needs, improve query performance, and reduce cardinality.
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