Extend metrics stability

[logicalhan]

Enhancement Description

• One-line enhancement description (can be used as a release note):
• Kubernetes Enhancement Proposal: https://github.com/kubernetes/enhancements/tree/master/keps/sig-instrumentation/3498-extending-stability
• Discussion Link: wg-reliability meeting notes
• Primary contact (assignee): logicalhan
• Responsible SIGs: instrumentation
• Enhancement target (which target equals to which milestone):
  • Alpha release target: 1.26
  • Beta release target: 1.27
  • Stable release target: 1.28
• Alpha
  • KEP (k/enhancements) update PR(s): KEP-3498: Extend stability classes for Kubernetes metrics framework #3499
  • Code (k/k) update PR(s):
    • Extend the metrics stability framework to support additional parses kubernetes#112676
    • account for timing ratio histogram function calls kubernetes#113027
    • unparameterize 'webhook' from conversion metrics since it's the only one kubernetes#113022
    • add support for parsing gauge func kubernetes#113014
    • add support for timing histograms and const labels kubernetes#112995
    • fix metric labels in cloud-provider metrics since it breaks static analysis kubernetes#112992
    • add explicit stability levels for shared metrics kubernetes#112991
    • add meta-metrics for metrics framework kubernetes#112907
    • order the output for stable metrics since we're supporting more than just stable now kubernetes#113123
    • add support for merging calls to Linear/Exponential Buckets kubernetes#113117
    • actually resolve the computations for buckets for static analysis kubernetes#113115
  • Docs (k/website) update PR(s):
    • Add documentation of all prometheus metrics in core Kubernetes website#37522
• Beta
  • KEP (k/enhancements) update PR(s):
    • KEP-3498: adding beta graduation criteria for extending metric stability #3752
  • Code (k/k) update PR(s):
  • Docs (k/website) update(s):
    • add documentation for beta stability levels website#40061
    • add autogenerated documentation for metrics website#40191
• Stable
  • KEP (k/enhancements) update PR(s): add GA requirement for extending metrics stability #4041
  • Code (k/k) update PR(s):
    • [dependencies] update prometheus/client_golang v1.14.0 to v1.16.0 kubernetes#118689
    • promote beta metrics kubernetes#119264
    • Write process start time to prometheus options so that scraping clients can parse it first kubernetes#118820
  • Docs (k/website) update(s):
    • Autogen documented metrics for v1.28 website#42119
    • amend deprecation policy on stability framework website#42217

Please keep this description up to date. This will help the Enhancement Team to track the evolution of the enhancement efficiently.

[logicalhan]

/sig instrumentation

[logicalhan]

/lead-opted-in

[dashpole]

/assign @logicalhan