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andrewhowdencom / courses.pito

Examples & assignments for the course "Practical introduction to Observability".
GNU Affero General Public License v3.0
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[Lecture] Gauge #44

Open andrewhowdencom opened 9 months ago

andrewhowdencom commented 9 months ago

Learning Goal

At the end of this lecture, learners should:

  1. Understand what a "gauge" is in more detail
  2. Have implemented a "gauge" in their sample application
  3. Be able to query for their gauge in Prometheus
  4. Be able to graph the gauge in Grafana
  5. Understand when to use the gauge vs. Counter or Histogram