Firefox/Channels/Meetings/2022-03-22

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Channel Meeting Details

• Tuesdays at 10am and Thursdays at 7:30am Pacific Time
• Riot #release-drivers for backchannel
• Past meeting notes: https://wiki.mozilla.org/Firefox/Channels/Meetings

Video/Teleconference Details

• Zoom Meeting ID: 536 097 768
• https://mozilla.zoom.us/j/536097768
• +17207072699,,536097768# US
• Find your local number: https://zoom.us/u/agItTmqIu

REMEMBER

These notes are read by people who weren't able to attend the meeting. Please make sure to include links and context so they can be understood.

Attendees

dmeehan, afischer, telin, dsmith, Aryx

Schedule Update

• 98
  • 98.0.2 build tomorrow, then release on Wednesday/Thursday
• 99
  • 99.0b7 gtb today
  • 99.0b8 is the final beta, gtb March 31
  • Next week is RC week
• 100
  • Fenix/Focus nightly builds were paused, should resume today

Desktop Stability

Nightly

mc2 crash incidence (% of users experiencing a crash): 1.97% (-0.10pp compared to previous week) == back to normal level, crash rate (crashes/active hour for crashing profiles): 2.12 (-0.07)

• Linux Crash in [@ malloc | webrender_api::display_list::DisplayListBuilder::end]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1760847
  • affects Firefox 99+ but less crash reports for Beta than for Nightly

Beta

mc2 crash incidence: 2.50% (-0.32pp), crash rate: 2.15 (-0.12)

Release

mc2 crash incidence: 1.14% (-0.71pp), crash rate: 1.37 (-0.09)

QA

• Off-train sign offs are in progress (QA-1409 - Manually test a new Widevine Beta CDM (4.10.2449.0). No concerns until now.

Nightly

• Nightly 100 feature reports - in progress

Beta

• Beta 99 pre-release reports - in progress. No concerns until now.
• 3rd round of regression testing will start tomorrow, 23 March

Feature Status Review

• Firefox 99 (Beta)
  • All Features reported as On Track
• Firefox 100 (Nightly)
  • WASM: Exception Handling - Optimize representation of exception and tag objects (unboxing) slipped to Fx 100 due to the standards process. Need formal exemption to ship before it reaches Phase 4.

SUMO Report

• Desktop week 1 release report: https://mailchi.mp/mozilla/fx-desktop-v97-week-1-sumo-report-7894077
  • Infobar not displayed (on restart) when Firefox set default engine is removed: https://bugzilla.mozilla.org/show_bug.cgi?id=1759207
  • Yandex/Mail.ru search engine removal
  • Remove Download Modal = High inbound volume: https://bugzilla.mozilla.org/show_bug.cgi?id=1749998
• Mobile week 1 release report: https://mailchi.mp/mozilla.com/fx-mobile-v97-week-1-release-report-7894061