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[2018.12 Meetup] [TALK #4] João Acabado - Quan...

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December 17, 2018
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[2018.12 Meetup] [TALK #4] João Acabado - Quantiles over Percentiles, When and How

One of the 6 Lightning talks of December 2018 DevOps Lisbon MeetUp.

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DevOps Lisbon

December 17, 2018

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Transcript

  1. Quantiles over Percentiles: When and How João Acabado - December

    2018

  2. 2 Motivation and Fundamentals Speed Matters Everyone wants responsive services

    Percentiles vs Quantiles • P 80 = 1,85m • Q(1,85m) = 80%

  3. 3 SLI’s and SLO’s Service Level Indicator: P50, P99 Service

    Level Objective • Trade-off: Absolute vs Relative measure

  4. 4 When: Micro-Services (lots of them!)

  5. 5 When: EastEnders Effect

  6. 6 When: Comparative Analysis

  7. 7 How: Tools and Techniques Tools? Kibana, Grafana with ElasticSearch,

    Graphite or Prometheus Techniques? Reservoir Sampling, Histograms How? Build it, run it!

  8. Questions? [email protected]

  9. 9 Service Radiator