Meeting 2024-05-21

• Team calendar

  • Next on Necko triage: Kershaw

• New contributors / Friends of Necko

  • freddy fixed 1897132 - make netwerktestbrowserbrowser_dns_prefetch_link_header.js work with https-first 

  • mconley fixed 1896929 - Allow nsInputStreamChannel to have an arbitrary content type set on it 

  • cpeterson fixed 1894429 - Spoof Android 10 OS version in Firefox Android’s User-Agent string on Android versions = 10

• Round Table

  • – enter topics –

• Active Projects roadmap Fx127 rel June 11, Fx128 soft freeze June 06

  • Native HTTPS RR Implementation (in progress, target Fx128)

    • Sent Intent To Ship: Resolving HTTPS records using platform DNS APIs 

    • Performance regression identified in Nightly https://bugzilla.mozilla.org/show_bug.cgi?id=1895908#c15 

  • 3rd Party Cookie Deprecation (in progress, target Fx128)

    • [Ed] Started implementation of telemetry for chips partition limit, still in progress 

  • Fetch keepalive: (in progress, Target Fx129) 

    • [Sunil] Follow-up bug for enabling PFetch for all main thread Fetch requests

    • [Sunil] Addressing final comments from Eden, mostly will land the patch this week for Milestone 1.

• HTTP Priorities Experiments (in progress, target Fx 128 )

  • 1784496 - The necko consumers should use the HTTP3 priority's incremental flag landed last week

  • 1865040 - Implement Extensible Prioritization Scheme for HTTP2 on autoland

  • 1864392 - Honor `fetchpriority` attribute for HTTP3 requests planned to land for later this week

• Firefox/Chrome benchmark test suite (in progress, target H1 2024)

  • [kershaw]

    • Learning taskcluster, puppet, …

    • Start with a VM nearly identically as the test hardware

• Interop 2024 URL (in progress, target H2 2024)

  • [Ed] Discussed default URI bypass list blocker, startup URLs with valentin: startup URLs shouldn’t need access to bypass list so we should be fine to continue

• Performance work: 

  • New experiments:

    • Performance Calibration (A/A/A) on Fenix, live

      • https://experimenter.services.mozilla.com/nimbus/fenix-performance-metric-calibration/edit/overview

    • OMT Decompression + html5Parser, cssLoader 

      • [Sunil] Started the experiment preparation. Finished Experimenter Onboarding Training and overview of Nimbus. 

      • Will start writing experiment brief this week