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20260313 - Grafana & Friends Taipei #1 - Kubern...
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ChengHao Yang
March 13, 2026
Programming
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20260313 - Grafana & Friends Taipei #1 - Kubernetes v1.36 的開發雜記:那些困在 Alpha 加護病房太久的 Metrics
ChengHao Yang
March 13, 2026
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Transcript
ChengHao Yang @ Grafana & Friends Taipei #1 Kubernetes v1.36
的開發雜記 那些困在 Alpha 加護病房太久的 Metrics 1
為何會有這主題? 2
3
原來 Kubernetes 有很多 metric 都卡在 alpha 階段?所以…… 4
5 • CNCF Ambassador • Co-organizer @ CNTUG • Lead
organizer @ KCD Taipei 2025 • Maintainer @ Kubespray • Release Team @ Kubernetes v1.32~v1.36 • Contributor @ Kubernetes • Contributor @ Container $ whoami ChengHao Yang (tico88612)
I. Kubernetes 的 metric 怎麼來? 6
7 kubelet kube-controller-manager kube-apiserver kube-scheduler You Grafana Dashboard Prometheus etcd
kube-state-metric
SIG Instrumentation 定義 Kubernetes 的「可觀測性」標準 • 管理所有 Kubernetes 元件的 Metric、Log、Trace。
• 相關元件(例如 klog 和 kube-state-metrics)的開發。 • 協調各 SIG 的 metrics 需求,透過共同 API(resource/core、custom、 external metrics API)統 一 interface。 8
II. 當開始推 行 Beta…? 9
10
11
12
命名問題 (Linting Error) • Prometheus Naming: https://prometheus.io/docs/practices/naming/ • Counter 應該
(SHOULD) 以 _total 結尾。 • process_cpu_total_seconds ❌ • process_cpu_seconds_total ✅ • Counter 單位以複數形式。 • http_request_total ❌ • http_requests_total ✅ 13
14
15 按我 揭曉 答案
16
17
18 按我 揭曉 答案
19
III. 貢獻 心 得體驗 20
IV. 結論 21
歡迎各位貢獻 Kubernetes! 22
每 月 聚會 + Call for Speaker • 官 方
網站:https://cloudnative.tw • Cloud Native Taiwan User Group 是 CNCF 認可的在地社群。 • 活動皆免費*限額報名參與。 • 投稿後並完成演講,我們將會贈 送 CNCF Store 一 件禮物! CNTUG meetup 23 徵稿連結 Telegram 群組 Facebook 社團 * 僅收場地費
24 • Website: https://tico.tw • Facebook: @tico88612 • Instagram: @__tico88612__
• GitHub: @tico88612 • LinkedIn: in/tico88612 • Telegram: @tico88612 Thank You! Please feel free to contact me!