Upgrade to Pro — share decks privately, control downloads, hide ads and more …

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

Avatar for DevOps Lisbon DevOps Lisbon
December 17, 2018
Technology
0
52

[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.

Avatar for DevOps Lisbon

DevOps Lisbon

December 17, 2018
Tweet

More Decks by DevOps Lisbon

See All by DevOps Lisbon
[2020.11 Meetup] Lisa Crispin - Testing in DevOps
Avatar for DevOps Lisbon devopslx
0
87
[2020.10 Meetup][TALK] Andrey Budzar - How Linedata Streamlined CI/CD and Optimized Cloud Spend
Avatar for DevOps Lisbon devopslx
1
620
[2020.09 Meetup] [Talk] Pranjal Deo - Engineering Reliable Mobile Applications
Avatar for DevOps Lisbon devopslx
0
92
[2020.07 Meetup] [INTRO] DevOps Lisbon
Avatar for DevOps Lisbon devopslx
0
140
[2020.07 Meetup] [Talk] May Poppendieck - Six Decades of Software Engineering
Avatar for DevOps Lisbon devopslx
0
200
[2020.06 Meetup] [INTRO] DevOps Lisbon
Avatar for DevOps Lisbon devopslx
1
110
[2020.06 Meetup] [Talk] Patrick Debois - Trust Me, We're Doing DevSecOps
Avatar for DevOps Lisbon devopslx
2
590
[2020.05 Meetup] [Talk#1] João Tiago - Load testing UK’s biggest food publisher using AWS & Artillery
Avatar for DevOps Lisbon devopslx
0
150
[2020.05 Meetup] [Talk#2] Miguel Palhas - Automating your Way to Confidence
Avatar for DevOps Lisbon devopslx
1
120

Other Decks in Technology

See All in Technology
Azure Durable Functions で作った NL2SQL Agent の精度向上に取り組んだ話/jat08
Avatar for TonyTonyKun thara0402
0
130
usermode linux without MMU - fosdem2026 kernel devroom
Avatar for Hajime Tazaki thehajime
0
210
データの整合性を保ちたいだけなんだ
Avatar for ShoheiMitani shoheimitani
7
2.6k
Databricks Free Edition講座 データサイエンス編
Avatar for Takaaki Yayoi taka_aki
0
290
予期せぬコストの急増を障害のように扱う――「コスト版ポストモーテム」の導入とその後の改善
Avatar for Masahiro Yoshizawa muziyoshiz
1
1.4k
What happened to RubyGems and what can we learn?
Avatar for Mike McQuaid mikemcquaid
0
220
あたらしい上流工程の形。 0日導入からはじめるAI駆動PM
Avatar for 熊井悠 kumaiu
5
750
FinTech SREのAWSサービス活用/Leveraging AWS Services in FinTech SRE
Avatar for maaaato maaaato
0
120
IaaS/SaaS管理における SREの実践 - SRE Kaigi 2026
Avatar for Shun bbqallstars
4
1.6k
Digitization部 紹介資料
Avatar for Sansan, Inc. sansan33
PRO
1
6.8k
10Xにおける品質保証活動の全体像と改善 #no_more_wait_for_test
Avatar for nihonbuson nihonbuson
PRO
1
140
Introduction to Sansan for Engineers / エンジニア向け会社紹介
Avatar for Sansan, Inc. sansan33
PRO
6
67k

Featured

See All Featured
Noah Learner - AI + Me: how we built a GSC Bulk Export data pipeline
Avatar for Tech SEO Connect techseoconnect
PRO
0
100
Claude Code のすすめ
Avatar for schroneko schroneko
67
210k
Bootstrapping a Software Product
Avatar for Garrett Dimon garrettdimon
PRO
307
120k
Leo the Paperboy
Avatar for Maya Tellez mayatellez
4
1.4k
Test your architecture with Archunit
Avatar for Yoan thirion
1
2.1k
[SF Ruby Conf 2025] Rails X
Avatar for Vladimir Dementyev palkan
0
740
ReactJS: Keep Simple. Everything can be a component!
Avatar for Pedro Nauck pedronauck
666
130k
Self-Hosted WebAssembly Runtime for Runtime-Neutral Checkpoint/Restore in Edge–Cloud Continuum
Avatar for Yuki Nakata chikuwait chikuwait
0
320
A better future with KSS
Avatar for Kyle Neath kneath
240
18k
Designing for Performance
Avatar for Lara Hogan lara
610
70k
Reality Check: Gamification 10 Years Later
Avatar for Sebastian Deterding codingconduct
0
2k
Mozcon NYC 2025: Stop Losing SEO Traffic
Avatar for Sam Torres samtorres
0
140

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