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Kubernetes meetup Tokyo #3
Kubernetes
OpenTracing&
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AYA IGARASHI
@Ladicle
NTT Communications
Software Engineer
ABOUT ME
INTRODUCTION
I'm developing
cloud services.
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Why
OpenTracing?
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MICROSERVICES
INTRODUCTION
Ͳ͜Ͱ͕͔͔͍࣌ؒͬͯΔΜͩΖ?
…ίϯϙʔωϯτ͕ଟ͗ͯ͢ϩά͏ͷπϥΠ!!!!
APIୟ͍ͨͷͷ
ͳΜ͔Ϩεϙϯε͍ͳɻ
Microservice Architecture
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Microservice Architecture
DISTRIBUTED TRACING
INTRODUCTION
ͦ͏ͩɺࢄτϨʔγϯάΛࢼͦ͏ʂ
γεςϜશମΛ͏ʹ…ɻ
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AGENDA
INTRODUCTION
OpenTracing͕ͳͥ࢝·ͬͨͷ͔
01
02
03
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WHY OPENTRACING
WHAT OPENTRACING
DEMO
SUMMARIZE
OpenTracingͷجຊతͳΈ
Kubernetes্ͰOpenTracingΛࢼ͢
෮शͱ͓·͚
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Why & What is
OpenTracing?
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WHY STARTED?
OPENTRACING
Famous distributed tracing system
ෳଘࡏ͋ΔͨΊɺFrameworkʹΑͬͯରԠ͍ͯ͠ΔγεςϜ͕ҟͳ
Γɺಋೖোนʹͳ͍ͬͯ·ͨ͠ɻͦ͜ͰɺAPIͷΈඪ४Խ͠τϨʔα
ࣗ༝ʹબՄೳʹ͢ΔͨΊOpenTracing͕ͭ͘ΒΕ·ͨ͠ɻ
California, BerkeleyେֶͷจͰఏҊ͞ΕͨX-trace
X-traceΛࢀߟʹͨ͠GoogleͷDapper
OSSͱͯ͠TwitterͷZipkin
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ARCHITECTURE
OPENTRACING
ϦΫΤετΛड͚औ͔ͬͯΒॲཧ͕ྃ͢Δ·ͰͷظؒΛSpanͱͯ͠
DAGͰද͠ɺͦΕΛ࣌ܥྻʹฒͨͷΛτϨʔε݁Ռͱͯ͠දࣔ͠·͢ɻ
શͯͷSpan໊લͱ։࢝࣌ؒɺܧଓ࣌ؒଞΛ͓࣋ͬͯΓɺଞͷSpanͱͷͭ
ͳ͕ΓΛRelationͱఆ͍ٛͯ͠·͢ɻ
https://github.com/opentracing/specification/blob/master/specification.md
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DEMO TIME
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SUMMARIZE
RESULT
Kubernetes্ͰେྔͷίϯςφΛ࿈ܞͤ͞ΔγεςϜΛߏஙͯ͠ɺ
ࢄτϨʔγϯάͰσόοάύϑΥʔϚϯεվળָ͕ʹͳΔ
OpenTracingΛ͑ॾࣄͰτϨʔα
ͷมߋ͕ඞཁʹͳͬͯO(1)ͷमਖ਼ͰOK!
ϩά͏ΑΓͤʂ
KubernetesຊମʹOpenTracingΛಋೖ͢Δ͔ͱ͍͏
issueͷ#26507Ͱ͠߹ΘΕ͍ͯΔ్த
ͪͳΈʹOpenStackʹscalpelsͱ͍͏τϨʔγϯ
άεεςϜ͕ଘࡏ͍ͯ͠Δ͕ɺ·ͩఏҊϨϕϧ
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Thanks for watching!
See You Next Time