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

CPDD

Avatar for JBD JBD
October 02, 2018
Technology
0
4.2k

 CPDD

Avatar for JBD

JBD

October 02, 2018
Tweet

More Decks by JBD

See All by JBD
eBPF in Microservices Observability at eBPF Day
Avatar for JBD rakyll
1
2.1k
eBPF in Microservices Observability
Avatar for JBD rakyll
1
1.7k
OpenTelemetry at AWS
Avatar for JBD rakyll
1
1.8k
Debugging Code Generation in Go
Avatar for JBD rakyll
5
1.6k
Are you ready for production?
Avatar for JBD rakyll
8
2.8k
Servers are doomed to fail
Avatar for JBD rakyll
3
1.5k
Serverless Containers
Avatar for JBD rakyll
1
250
Critical Path Analysis
Avatar for JBD rakyll
0
600
Monitoring and Debugging Containers
Avatar for JBD rakyll
2
1.1k

Other Decks in Technology

See All in Technology
What's Next in OpenShift Q2 CY2025
Avatar for Red Hat Livestreaming redhatlivestreaming
1
790
OTel meets Wasm: プラグイン機構としてのWebAssemblyから見る次世代のObservability
Avatar for LINEヤフーTech (LY Corporation Tech) lycorptech_jp
PRO
1
300
大事なのは、AIの精度だけじゃない！〜1円のズレも許されない経理領域とAI〜
Avatar for Jun Nemoto jun_nemoto
11
5.1k
GoogleのAI Agent
Avatar for Shu Kobuchi shukob
0
130
AIオンボーディングとAIプロセスマイニング
Avatar for Ryuya Nakamura nrryuya
5
1.3k
SmartHRの複数のチームにおけるMCPサーバーの活用事例と課題
Avatar for Yuki Horikoshi yukisnow1823
2
1.2k
CloudBruteによる外部からのS3バケットの探索・公開の発見について / 20250605 Kumiko Hennmi
Avatar for SHIFT EVOLVE shift_evolve
3
140
セキュリティSaaS企業が実践するCursor運用ルールと知見 / How a Security SaaS Company Runs Cursor: Rules & Insights
Avatar for tetsuzawa tetsuzawa
0
330
MCP Clientを活用するための設計と実装上の工夫
Avatar for Yudai Hayashi yudai00
1
800
継続戦闘能⼒
Avatar for SansanTech sansantech
PRO
0
220
テストを実施する前に考えるべきテストの話 / Thinking About Testing Before You Test
Avatar for nihonbuson nihonbuson
PRO
13
2k
DevOpsDays Taipei 2025 -- Creating Awesome Change in SmartNews!
Avatar for Ikuo Suyama martin_lover
0
160

Featured

See All Featured
The Psychology of Web Performance [Beyond Tellerrand 2023]
Avatar for Tammy Everts tammyeverts
47
2.8k
Speed Design
Avatar for Sergey Chernyshev sergeychernyshev
30
970
Navigating Team Friction
Avatar for Lara Hogan lara
186
15k
XXLCSS - How to scale CSS and keep your sanity
Avatar for Zaharenia Atzitzikaki sugarenia
248
1.3M
Producing Creativity
Avatar for Steve Smith orderedlist
PRO
346
40k
Become a Pro
Avatar for Speaker Deck speakerdeck
PRO
28
5.4k
Mobile First: as difficult as doing things right
Avatar for Swwweet swwweet
223
9.6k
Understanding Cognitive Biases in Performance Measurement
Avatar for Philip Tellis bluesmoon
29
1.7k
Designing for humans not robots
Avatar for Tammie Lister tammielis
253
25k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1370
200k
Principles of Awesome APIs and How to Build Them.
Avatar for Keavy McMinn keavy
126
17k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
Avatar for Eileen M. Uchitelle eileencodes
25
2.8k

Transcript

  1. None
  2. None
  3. None

  4. systems? who does that?

  5. jaana b. dogan 6+ years at Google, touched many projects

  6. early days (of a company)

  7. None

  8. growing...

  9. what growth looks like service A service B service C

    service D service E service auth email

  10. one becomes many failure in isolation who to ping in

    failure?

  11. and it goes larger...

  12. good guy jeff

  13. None
  14. None

  15. code search

  16. go_library( name = "logs", srcs = ["logs.go"], visibility = ["//visibility:public"],

    deps = [ …. ], ) References (641 occurrences) - //source/ads/monitoring/BUILD - //source/ads/analysis/BUILD - //source/ads/mobile/BUILD ...

  17. frontend server authentication users images memcache blobservice memcache memcache (metadata)

    (disks) load balancer

  18. frontend server authentication users images memcache blobservice memcache memcache (metadata)

    (disks) load balancer critical path

  19. cpdd (critical path driven development)

  20. discover the critical paths make them reliable and fast make

    them debuggable

  21. how do we get there? events or tracing

  22. why? why? why? why? why?

  23. GET /timeline edge-lb sched api-server auth.Auth cache.Get mysql.Query user.Profile cache.Get

    mysql.Query images.Filter blobstore.Get

  24. bare metal kernel process scheduler network stack cloud stack user

    process frameworks your code

  25. GET /timeline edge-lb sched api-server auth.Auth cache.Get mysql.Query user.Profile cache.Get

    mysql.Query images.Filter blobstore.Get not my fault

  26. GET /timeline auth.Auth cache.Get mysql.Query user.Profile cache.Get mysql.Query images.Filter blobstore.Get

    cache.Get mysql.Query blob.Get where is the source code?

  27. GET /timeline auth.Auth cache.Get mysql.Query user.Profile cache.Get mysql.Query images.Filter blobstore.Get

    cache.Get mysql.Query blob.Get who to call?

  28. GET /timeline auth.Auth cache.Get mysql.Query user.Profile cache.Get mysql.Query images.Filter blobstore.Get

    cache.Get mysql.Query blob.Get give me the logs, runtime events, profiles...

  29. challenges...

  30. this is an organizational problem CPDD CHALLENGE #1:

  31. github.com/w3c/distributed-tracing

  32. engineers don’t know where to start CPDD CHALLENGE #2:

  33. infra is still a blackbox CPDD CHALLENGE #3:

  34. instrumentation is expensive CPDD CHALLENGE #4:

  35. dynamic capabilities are underestimated CPDD CHALLENGE #5:

  36. None

  37. cpdd: a tool to close knowledge gaps (which we don’t

    talk about)

  38. fin [email protected]