Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Micrometer入門 #javaq / introduce-to-micrometer
Search
Manabu Matsuzaki
October 08, 2019
Programming
1
2.9k
Micrometer入門 #javaq / introduce-to-micrometer
Javaコミュ@福岡 勉強会1910 での発表資料です
https://javaq.connpass.com/event/147444/
Manabu Matsuzaki
October 08, 2019
Tweet
Share
More Decks by Manabu Matsuzaki
See All by Manabu Matsuzaki
Spring BootユーザのためのArmeria入門 #jsug / Introduce to Armeria for Spring users
matsumana
0
2.8k
Canary Release with Argo Rollouts #ふくばねてす / canary-release-with-argo-rollouts
matsumana
1
1.2k
Getting started Central Dogma with Golang #fukuokago #umedago / getting-started-central-dogma-with-golang
matsumana
0
890
ArmeriaとCentral Dogmaから学ぶ、マイクロサービスに必要な機能 #edayfuk / lean-from-armeria-and-central-dogma
matsumana
0
4.3k
SREcon19 Americas 参加レポート #srefukuoka / srecon19-americas-report
matsumana
0
880
SRE入門 & チームで取り組んでいるSRE #srefukuoka / introduce-to-sre
matsumana
0
1.3k
Introduce to Armeria and Central Dogma #GWD_Nulab / introduce-to-armeria-and-central-dogma
matsumana
0
560
Connector/JでMaster/Slave Replication構成のMySQLに接続する #mysql_casual_fukuoka /connector-j-master-slave-replication
matsumana
0
1.5k
ユーザ目線でのPrometheus #mackerel_ug /monitoring-prometheus
matsumana
1
3.6k
Other Decks in Programming
See All in Programming
AIと”コードの評価関数”を共有する / Share the "code evaluation function" with AI
euglena1215
1
180
レトロゲームから学ぶ通信技術の歴史
kimkim0106
0
110
RailsGirls IZUMO スポンサーLT
16bitidol
0
200
ソフトウェア設計とAI技術の活用
masuda220
PRO
22
5.7k
ペアプロ × 生成AI 現場での実践と課題について / generative-ai-in-pair-programming
codmoninc
2
22k
Startups on Rails in Past, Present and Future–Irina Nazarova, RailsConf 2025
irinanazarova
0
270
dbt民主化とLLMによる開発ブースト ~ AI Readyな分析サイクルを目指して ~
yoshyum
3
1.1k
High-Level Programming Languages in AI Era -Human Thought and Mind-
hayat01sh1da
PRO
0
900
PHPカンファレンス関西2025 基調講演
sugimotokei
4
570
オンコール⼊⾨〜ページャーが鳴る前に、あなたが備えられること〜 / Before The Pager Rings
yktakaha4
2
1k
PHPUnitの限界をPlaywrightで補完するテストアプローチ
yuzneri
0
190
LT 2025-06-30: プロダクトエンジニアの役割
yamamotok
0
880
Featured
See All Featured
Site-Speed That Sticks
csswizardry
10
710
Optimising Largest Contentful Paint
csswizardry
37
3.3k
[RailsConf 2023] Rails as a piece of cake
palkan
55
5.7k
Fireside Chat
paigeccino
37
3.5k
Building Adaptive Systems
keathley
43
2.7k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.7k
The Art of Programming - Codeland 2020
erikaheidi
54
13k
Side Projects
sachag
455
42k
GraphQLとの向き合い方2022年版
quramy
49
14k
Balancing Empowerment & Direction
lara
1
460
Building Flexible Design Systems
yeseniaperezcruz
328
39k
Facilitating Awesome Meetings
lara
54
6.5k
Transcript
Micrometerೖ JavaίϛϡˏԬ ษڧձ1910 2019/10/08 @matsumana
Self Introduction • Nameɿ Manabu Matsuzaki • Work atɿ LINE
Fukuoka Corporation • Roleɿ SRE • Twitterɿ @matsumana
Agenda • Micrometerೖ • MicrometerͷओཁͳMeterͱTag • MicrometerΛ͏ • Micrometerͷ֤छMeterΛͬͯࣗͰϝτϦΫεΛه͢Δ •
Spring BootΞϓϦͰ͏ • Binder • Demo
͜ͷࢿྉҎԼͷόʔδϣϯΛݩʹ࡞͍ͯ͠·͢ • Micrometer: 1.3.0 (LTS) • https://github.com/micrometer-metrics/micrometer/releases • Spring Boot:
2.2.0 RC1 • https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-2.2- Release-Notes • Armeria: 0.94.0 (Micrometerͷ͍ํͷαϯϓϧͱͯ͠հ͠·͢) • https://github.com/line/armeria/releases
Micrometerͱʁ
https://micrometer.io/
Micrometer͕αϙʔτ͍ͯ͠Δ ϞχλϦϯάγεςϜ • Datadog • Prometheus • Elasticsearch • etc…
MicrometerͷओཁͳMeterͱTag
ओཁͳMeter આ໌ Counter ୯७૿Ճ͢ΔϝτϦΫε ྫʣग़ྗͨ͠logͷճ Gauge ্͕Լ͢ΔϝτϦΫε ྫʣin-flight(ݱࡏॲཧத)ͷϦΫΤετ Timer ϝιουͷॲཧ࣌ؒܭଌͳͲ
LongTaskTimer ͕͔͔࣌ؒΔॲཧͷ࣌ؒܭଌ DistributionSummary Πϕϯτͷαϯϓϧ ྫʣhttpͷrequest/responseαΠζ
TagͰϝτϦΫεʹใΛՃ͢Δ • Tagkey-valueͷϖΞ • 1ͭͷϝτϦΫεʹରͯ͠ෳͷTagΛՃͰ͖Δ • Tag͕࣮ࡍͷϝτϦΫεͰͲ͏ѻΘΕΔ͔ɺ ͕ࣗ͏ϞχλϦϯάγεςϜ࣍ୈ
TagͰϝτϦΫεʹใΛՃ͢Δ • Πϝʔδɿ TagΛαϙʔτ͢ΔϞχλϦϯάγεςϜ TagΛαϙʔτ͠ͳ͍ϞχλϦϯάγεςϜ http_server_requests{uri=“/foo”, status=“200"} 10 http_server_requests_foo_200 10
http_server_requests{uri=“/foo”, status=“500"} 2 http_server_requests_foo_500 20 http_server_requests{uri=“/bar”, status=“200"} 21 http_server_requests_bar_200 21 http_server_requests{uri=“/bar”, status=“500"} 4 http_server_requests_bar_500 4
Tag͕͑Δ Tag͕͑ͳ͍ AppOptics, Atlas, Azure Monitor, Cloudwatch, Datadog, Datadog StatsD,
Dynatrace, Elastic, Humio, Influx, KairosDB, New Relic, Prometheus, SignalFx, Sysdig StatsD, Telegraf StatsD, Wavefront Graphite, Ganglia, JMX, Etsy StatsD ֤ϞχλϦϯάγεςϜͷTagαϙʔτ https://micrometer.io/docs/concepts#_supported_monitoring_systems
ϝτϦΫεͱTagͷ໋໊نଇ • ϝτϦΫεͱLabelͷ໊લେࣄͰ͢ • MicrometerͷυΩϡϝϯτ • Naming meters: https://micrometer.io/docs/concepts#_naming_meters •
PrometheusͷυΩϡϝϯτ • Metric and label naming: https://prometheus.io/docs/practices/naming/
MicrometerΛ͏
Micrometerͷ֤छMeterΛͬͯ ࣗͰϝτϦΫεΛه͢Δ
αϯϓϧϓϩάϥϜ • Micrometerιʔεrepoʹ͋ΔαϯϓϧϓϩάϥϜ • https://github.com/micrometer-metrics/micrometer/tree/v1.3.0/ samples/micrometer-samples-core/src/main/java/io/micrometer/ core/samples • CounterSample.java •
GaugeSample.java • TimerSample.java
αϯϓϧϓϩάϥϜ • Micrometerͷ͍ํArmeriaࢀߟʹͳΓ·͢ • ྫʣϦΫΤετ/ϨεϙϯεͷϝτϦΫε • https://github.com/line/armeria/blob/armeria-0.94.0/core/src/main/java/com/linecorp/ armeria/internal/metric/RequestMetricSupport.java#L241-L247 • https://github.com/line/armeria/blob/armeria-0.94.0/core/src/main/java/com/linecorp/
armeria/common/logging/DefaultRequestLog.java • ϦΫΤετޭɺϦΫΤετΤϥʔ (Counter) • ϦΫΤετॲཧ࣌ؒ (Timer) • ϦΫΤεταΠζɺϨεϙϯεαΠζ (DistributionSummary)
Spring BootΞϓϦͰ͏
ΞϓϦέʔγϣϯઃఆ (Must) • ActuatorΛґଘϥΠϒϥϦʹՃ org.springframework.boot:spring-boot-starter-actuator • ͕ࣗ͏ϞχλϦϯάγεςϜ༻ͷґଘϥΠϒϥϦՃ • Prometheusͷ߹: io.micrometer:micrometer-registry-prometheus
• Datadogͷ߹: io.micrometer:micrometer-registry-datadog
ΞϓϦέʔγϣϯઃఆ (Optional) • Prometheusͷ߹ɺΞϓϦέʔγϣϯଆʹPrometheusαʔό͕ Scrape͢ΔEndpoint͕ඞཁɻ • application.yml(or application.properties)ʹઃఆΛߦ͏ • management.endpoints.web.exposure.includeʹprometheusΛՃ
ྫʣ management.endpoints.web.exposure.include=info, health, prometheus
ΞϓϦέʔγϣϯઃఆʢ͓͢͢Ίʣ • ݸਓతʹɺҎԼઃఆ͢ΔࣄΛ͓͢͢Ί • URIຖͷϨΠςϯγͷϝτϦΫε management.metrics.distribution.percentiles.http.server.requests
ؔ࿈υΩϡϝϯτͱࢀߟϒϩά • Spring Boot Actuator: Production-ready Features https://docs.spring.io/spring-boot/docs/2.2.0.RC1/reference/html/ production-ready-features.html •
Spring BootΞϓϦͷϝτϦΫεΛMicrometerͰऩू͢Δ https://matsumana.info/blog/2018/05/23/collect-spring-boot-app- metrics-with-micrometer/ • ϨΠςϯγʔΛܭࢉ͢Δٕज़ͷ https://engineering.linecorp.com/ja/blog/latency-calculation-techniques/
Binder
Binderͱʁ • ϞχλϦϯάର(JVM/APαʔό/ϥΠϒϥϦͳͲ)ͱMicrometerͱͷͭͳ͗ • ϞχλϦϯάର͕͍ࣗ࣋ͬͯΔϝτϦΫεΛMicrometerܦ༝ͰϞχλϦ ϯάγεςϜʹૹΔࣄ͕Ͱ͖Δ • Micrometerͷඪ४Binder https://github.com/micrometer-metrics/micrometer/tree/v1.3.0/micrometer- core/src/main/java/io/micrometer/core/instrument/binder
• JVMɺTomcatɺJettyɺLogbackɺCaffeineɺetc…
Binderͱʁ • ྫ͑ɺJVMؔ࿈ͷϝτϦΫεҎԼ • https://github.com/micrometer-metrics/micrometer/tree/v1.3.0/ micrometer-core/src/main/java/io/micrometer/core/instrument/binder/jvm • JvmGcMetrics.java • JvmMemoryMetrics.java
• JvmThreadMetrics.java • ClassLoaderMetrics.java
DEMO • αϯϓϧΞϓϦ • https://github.com/matsumana/micrometer-example • DatadogʹϝτϦΫεΛอଘ͢Δ • PrometheusʹϝτϦΫεΛอଘͯ͠GrafanaͰՄࢹԽ͢Δ •
JVMϝτϦΫεͷμογϡϘʔυ • HikariCPϝτϦΫεͷμογϡϘʔυ
·ͱΊ • MicrometerͷओཁͳMeterͱTagʹ͍ͭͯઆ໌͠·ͨ͠ • MeterΛͬͯϝτϦΫεΛه͢Δํ๏ʹ͍ͭͯઆ໌͠·ͨ͠ • Binderʹ͍ͭͯઆ໌͠·ͨ͠ • DatadogɺPrometheusͷσϞΛ͓ݟͤ͠·ͨ͠ •
JVMͱHikariCPͷϝτϦΫεΛGrafanaͰՄࢹԽͯ͠Έ·ͨ͠
Thank you :)