Kubernetes meetup Tokyo #3 Kubernetes OpenTracing&

AYA IGARASHI @Ladicle NTT Communications Software Engineer ABOUT ME INTRODUCTION I'm developing cloud services.

Why OpenTracing?

MICROSERVICES INTRODUCTION Ͳ͜Ͱ͕͔͔͍࣌ؒͬͯΔΜͩΖ? …ίϯϙʔωϯτ͕ଟ͗ͯ͢ϩά௥͏ͷπϥΠ!!!! APIୟ͍ͨ΋ͷͷ ͳΜ͔Ϩεϙϯε஗͍ͳɻ Microservice Architecture

Microservice Architecture DISTRIBUTED TRACING INTRODUCTION ͦ͏ͩɺ෼ࢄτϨʔγϯάΛࢼͦ͏ʂ γεςϜશମΛ௥͏ʹ͸…ɻ

AGENDA INTRODUCTION OpenTracing͕ͳͥ࢝·ͬͨͷ͔ 01 02 03 04 WHY OPENTRACING WHAT OPENTRACING DEMO SUMMARIZE OpenTracingͷجຊతͳ࢓૊Έ Kubernetes্ͰOpenTracingΛࢼ͢ ෮शͱ͓·͚

Why & What is OpenTracing?

WHY STARTED? OPENTRACING Famous distributed tracing system ෳ਺ଘࡏ͋ΔͨΊɺFrameworkʹΑͬͯରԠ͍ͯ͠ΔγεςϜ͕ҟͳ Γɺಋೖোนʹͳ͍ͬͯ·ͨ͠ɻͦ͜ͰɺAPIͷΈඪ४Խ͠τϨʔα ͸ࣗ༝ʹબ୒Մೳʹ͢ΔͨΊOpenTracing͕ͭ͘ΒΕ·ͨ͠ɻ California, Berkeleyେֶͷ࿦จͰఏҊ͞ΕͨX-trace X-traceΛࢀߟʹͨ͠GoogleͷDapper OSSͱͯ͠͸TwitterͷZipkin

ARCHITECTURE OPENTRACING ϦΫΤετΛड͚औ͔ͬͯΒॲཧ͕׬ྃ͢Δ·ͰͷظؒΛSpanͱͯ͠ DAGͰද͠ɺͦΕΛ࣌ܥྻʹฒ΂ͨ΋ͷΛτϨʔε݁Ռͱͯ͠දࣔ͠·͢ɻ શͯͷSpan͸໊લͱ։࢝࣌ؒɺܧଓ࣌ؒଞΛ͓࣋ͬͯΓɺଞͷSpanͱͷͭ ͳ͕ΓΛRelationͱఆ͍ٛͯ͠·͢ɻ https://github.com/opentracing/specification/blob/master/specification.md

DEMO TIME

SUMMARIZE RESULT Kubernetes্ͰେྔͷίϯςφΛ࿈ܞͤ͞ΔγεςϜΛߏஙͯ͠΋ɺ ෼ࢄτϨʔγϯάͰσόοά΍ύϑΥʔϚϯεվળָ͕ʹͳΔ OpenTracingΛ࢖͑͹ॾࣄ৘ͰτϨʔα ͷมߋ͕ඞཁʹͳͬͯ΋O(1)ͷमਖ਼ͰOK! ϩά௥͏ΑΓ޾ͤʂ KubernetesຊମʹOpenTracingΛಋೖ͢Δ͔ͱ͍͏ ࿩͸issueͷ#26507Ͱ࿩͠߹ΘΕ͍ͯΔ్த ͪͳΈʹOpenStackʹ΋scalpelsͱ͍͏τϨʔγϯ άεεςϜ͕ଘࡏ͍ͯ͠Δ͕ɺ·ͩఏҊϨϕϧ

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