Firefox/Channels/Meetings/2021-08-03

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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

RyanVM, telin, jcristau, Aryx, dveditz,

Schedule Update

• RC week:
  • Desktop 91.0 RC1 shipped to Beta @ 100%
  • Fenix 91.0.0-beta.6 shipped to Beta @ 100%
  • 78.13esr and 91.0esr RC builds ready for testing
  • Fenix & Focus 91 RC builds hopefully coming today
  • Will probably need to build an RC2 for bug 1719319 once a fix is ready

• Nightly soft freeze starts Thursday

Release quality metrics (Tuesdays)

Highlights:

• one blocker remaining for 91
• speedometer looks improved vs 90
• more accessibility issues than typical

Desktop Stability

Nightly

mc2 crash rate: 1.89 (-0.17 compared to previous week), crash incidence: 1.78% (-0.13pp)

mc1 crash rate: 4.50 crashes/1k usage hours (+0.29 compared to last week(

• https://bugzilla.mozilla.org/show_bug.cgi?id=1723187
  • Startup Crash in [@ l10nregistry::source::FileSource::fetch_file_sync]
  • still being observed, needinfoed zibi

Beta

mc2 crash rate: N/A (+-x.xx), crash incidence: % (+-x.xxpp) (so far only data for 91.0 on Windows)

mc1 crash rate: 3.15 (-0.51)

Release

mc2 crash rate: 1.28 (-0.22), crash incidence: 1.01% (+0.04pp)

mc1 crash rate: 1.76 (-0.14)

Feature Status Review

• Fx91 Beta (On Track)
  • Support of XFA PDF.js considered challenged due to a11y compatability with screen readers and users of high contrast mode.
    • Likely the decision will be to ship as-is and fix a11y issue in a future release. Waiting for final decision.

• Fx92 Nightly (On Track)
  • MR1.1 Scope had been updated in Trello.See board; https://trello.com/b/8k1hT2vh/firefox
  • AVIF Image format has been deferred to Fx93 as the feature has not yet been enabled. Team is fiiling a bug to enable and is planning to do so very early in the Fx93 nightly cycle.
  • LSNG staged rollout plans have been cancelled. They are planning to enable fully by default in Fx92.

Roundtable & Special Topics

• post mortem: next week Tuesday at 8am PDT