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[2018.12 Meetup] [TALK #4] João Acabado - Quan...
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DevOps Lisbon
December 17, 2018
Technology
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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.
DevOps Lisbon
December 17, 2018
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Transcript
Quantiles over Percentiles: When and How João Acabado - December
2018
2 Motivation and Fundamentals Speed Matters Everyone wants responsive services
Percentiles vs Quantiles • P 80 = 1,85m • Q(1,85m) = 80%
3 SLI’s and SLO’s Service Level Indicator: P50, P99 Service
Level Objective • Trade-off: Absolute vs Relative measure
4 When: Micro-Services (lots of them!)
5 When: EastEnders Effect
6 When: Comparative Analysis
7 How: Tools and Techniques Tools? Kibana, Grafana with ElasticSearch,
Graphite or Prometheus Techniques? Reservoir Sampling, Histograms How? Build it, run it!
Questions?
[email protected]
9 Service Radiator