Meeting 2025-03-18

• Team calendar

  • Next on Necko triage: Valentin

• New contributors / Friends of Necko – Thank you!

  • Tim Huang[:timhuang]

    • Bug: 1951536 Assertion failure: false, at /builds/worker/checkouts/gecko/netwerk/cookie/CookieServiceChild.cpp:319

  • Henri Sivonen (:hsivonen)

    • Bug: 1940828 Firing a non-asynchronous XMLHttpRequest in an asynchronous script causes parsing to hang

  • Andrea Marchesini [:baku]

    • Bug: 1953368 Disable the CookieStore API

• Round Table

  • – enter public topics –

• Active Projects roadmap Fx137 rel Apr 01, Fx138 code freeze Mar 27

  • Firefox Essential Internal Services Toughening[FEISTY] (in progress, TBD)

    • (valentin) No progress this week. SRE working towards setting up endpoints.

  • DoH Enablement - Fenix and Focus (in progress, H2-2025)

    • (valentin) No progress this week. Working towards migrating doh-rollout heuristics

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

    • Will ship with CHIPS, pending target

    • – enter updates –

  • Firefox/Chrome benchmark test suite (in progress, EO March)

    • [kershaw]

      • Wait https://github.com/mozilla/neqo/pull/2492/ to be landed

      • Bug 1953856 Expose HTTP/3 connection stats via nsIDashboard.idl

        • Log the connection stats

  • necko-glean: (sekim) Landing glean patches using #ifndef ANDROID blocks tracking such blocks using Bug 1901798  

    • – enter updates –

  • Fast UDP I/O in Firefox (in progress, target Fx137)

    • Experiment enrollment on beta.

  • QUIC stream receive window auto-tuning

    • – enter updates –

  • QUIC Acknowledgement Frequency draft 10

    • – enter updates –

  • Implement WebTransport based on HTTP/2 ()

    • [kershaw]

      • Ms1: All patches reviewed, ready to land

      • Ms2: WIP

  • Interop 2025 - URL Pattern (internal review, Fx141)

    • – enter updates –

  • Support Compression Dictionary Transport (in progress, TBD)

    • Can decompress using dictionaries loaded from the cache

  • Improve Fenix Performance in Slow and Transitional Networks (scheduled, TBD)

    •  Starting today

  • Firefox Access Neutralization (FAN) (planning, TBD)

    • [sunil] Re-scoped project Proposal

    • Needs sec review?

      • [Sunil] Pinged Dan

    • – enter updates –

  • NEL

    • – enter updates –

  • DNS Cache Expiry:

    • – enter updates –

    • Follow up experiment for increasing the grace period is planned after bug was fixed

      • Experiment Brief - DNS caching experiment followup (grace period)

      • https://experimenter.services.mozilla.com/nimbus/dns-caching-exp-grace-period/summary

    • Currently working on telemetry for that, should land this week, goal to start exp next week

  • Performance work: 

    • TRR performance issues