Firefox/Channels/Meetings/2020-09-01

Channel Meeting Details

• Tuesdays at 10am and Thursdays at 8am 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

Attendees

RyanVM, Aryx, TaniaM, jcristau, philipp, kbrosnan, JR Johnson, telin, bkaluzny

Schedule Update

• 80.0.1 shipped today at 100%
• fenix 80.1.1 shipped yesterday at 5%

• 81.0b4 live @ 100%, 81.0b5 gtb today
  • 81.0b6 and 81.0b7 going ahead as normal despite the moco holiday

• Fenix 81 beta should be ready for QA by tomorrow

Desktop Stability

Nightly

mc2 crash rate: 1.50, crash incidence: 2.71%, mc1 summary score: 6.04 thursday mc2 crash rate:1.31, crash incidence: 1.65%, mc1 summary score: 5.43

• nsTextControlFrame::UpdatePlaceholderText
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1662483
  • new frequent crash which started in last 24h, fix waiting for review
• memcpy | nsJARInputStream::Read / memcpy_repmovs | nsJARInputStream::Read (4.1% of all crashes)
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1551562
  • under investigation
  • more startup cache fallout?

Beta

mc2 crash rate: 1.93, crash incidence: 1.95%, mc1 summary score: 6.48 thursday mc2 crash rate: 2.25, crash incidence: 2.6%, mc1 summary score: 10.48

• startup cache related crashes are overshadowing everything else on beta as well ~ 40% of crashes
• Crash in [@ mozilla::dom::CloneOrUndefined]: https://bugzilla.mozilla.org/show_bug.cgi?id=1660539 - 0.4% of browser/contenr crashes
  • may be basically an OOM | small crash; not sure if i'd confer with the classification in the bug thoug (low volume -> P5)

Release

mc2 crash rate: 1.43, crash incidence: 0.86%, mc1 summary score: 2.71 thursday mc2 crash rate: 1.44, crash incidence: 0.89, mc1 summary score: 6.20

• hopefully 80.0.1 gets rid of the gemini lake crash (https://bugzilla.mozilla.org/show_bug.cgi?id=1661169 )

Mobile Stability

Fenix

• Stability/bugfix sprint https://github.com/mozilla-mobile/fenix/projects/53
• Not a crash but creates a unusable tab "white page issue" https://bugzilla.mozilla.org/show_bug.cgi?id=1660546 / https://bugzilla.mozilla.org/show_bug.cgi?id=1662400

QA

Nightly

• Fx82 Feature Prioritization (https://docs.google.com/spreadsheets/d/1zzd0384V9FZ0bWyU4QDofvU04vChEdKKak-1Dtro3Gs/edit#gid=1845032722)
  • In progress, mostly are carryovers
  • https://jira.mozilla.com/browse/PI-653 is this still in plan, shall we send it to backlog?
    • [telin] I think we are still targeting this for Fx82 but trying to confirm with the Devtools team
• Feature tech doc due date: shall we move it to next week (Wednesday, 9th)?

Aurora / Dev Edition

Beta

• On track (schedule) for prelim reports this Friday (Mozilla day off), will provide updates in tomorrow's cross-functional
  • Support Langpacks across updates -progress is looking good, should be back on track post Friday's report
  • Pioneer V2 UI - fixes have landed, back on track

Mobile

Action items

Feature Status Review

• Fx81 Beta
  • [challenged] Modernized Print UI - Still considered challenged due to the outstanding number of P1 bugs. Go/no-go date scheduled for Sept 11th
• Fx82 nightly
  • [challenged] Improve QB (V2) Search Discovery : Search Shortcuts - Development team is concerned the work will not be completed in time for Fx82.

SUMO Report

Roundtable & Special Topics

Thomas E - on PTO next week

Post-Mortem (Tues 2wks from GA Release)

• joint 79-80 post mortem September 15?