Firefox/Channels/Meetings/2019-06-04

Channel Meeting Details

• Tuesdays 10am and Thursdays at 8am Pacific Time
• irc.mozilla.org #planning for backchannel

Video/Teleconference Details Zoom Meeting ID: 266 532 573 https://mozilla.zoom.us/j/266532573 +17207072699,,266532573# US Find your local number: https://zoom.us/u/agItTmqIu

Attendees

marcia, pascal, philipp, Thomas, Aryx, Ritu, tomprince, RyanVM, jcristau, lizzard, tania, Tom

Schedule Update

Current releases dashboard: https://mozilla.github.io/delivery-dashboard

• 67.0.1 shipped to 25% today (Trailhead, Desktop only)
• There will be a 67.0.2, no firm plans or date yet

• 68.0b7 shipped at 100% (fennec + deved + beta)

Off-train releases

Current Shield studies: https://strategy-and-insights.mozilla.com/shield-studies/index.html

Stability

Nightly

firefox nightly summary score: 3.75, Thursday 4.18

• New WR crash https://bugzilla.mozilla.org/show_bug.cgi?id=1556481
• Otherwise nightly is pretty quiet
• Latest Nightly crash triage - https://wiki.mozilla.org/NightlyCrashTriage/2019Q2

Beta

firefox beta summary score: 3.81, Thursday 4.63

[68.0b6]

• indexeddb shutdown crash: https://bugzilla.mozilla.org/show_bug.cgi?id=1541776 - 8.5% of browser crashes
  • potential fix in https://bugzilla.mozilla.org/show_bug.cgi?id=1556730
• LSNG crash mozilla::dom::quota::QuotaObject::LockedMaybeUpdateSize: https://bugzilla.mozilla.org/show_bug.cgi?id=1516333 - 1.6% of browser crashes
  • work on a patch ongoing
• plugin shutdownhang: https://bugzilla.mozilla.org/show_bug.cgi?id=1541344 - 1.5% of browser crashes
  • needs investigation
• addon manager shutdown crash: https://bugzilla.mozilla.org/show_bug.cgi?id=1555632 - 1.0% of browser crashes
  • has a patch since a couple of days, needs review
• A/V crashes in RemoteDataDecoder process: https://bugzilla.mozilla.org/show_bug.cgi?id=1555076 - 0.8% of browser crashes

Release

firefox release summary score: 2.65, Thursday 3.20

• Too early for 67.0.1 data yet
• crashes during download on new macos beta: https://bugzilla.mozilla.org/show_bug.cgi?id=1556076

Mobile

• Crash rate is calculated based on usage hours (the time Firefox is actively used).
• Usage hours will be significantly lower on Fennec than on desktop Firefox, so we can't compare mobile rates to desktop rates.

• Release

fennec release summary score: 11.11, Thursday 12.03

• • Filed https://bugzilla.mozilla.org/show_bug.cgi?id=1556783 to account for the #10 overall crash
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1539465 continues to be the top overall crash
  • #4 overall https://bugzilla.mozilla.org/show_bug.cgi?id=1545429. Added a ni on the triage owner to move it along

• Beta

fennec beta summary score: 75.12, Thursday 78.66

• • High ANR rate for 68b5 - https://bugzilla.mozilla.org/show_bug.cgi?id=1556083. Investigation ongoing
  • #2 top crash https://bugzilla.mozilla.org/show_bug.cgi?id=1551205 is still being investigated. Suspect a strange kernel configuration
  • Filed https://bugzilla.mozilla.org/show_bug.cgi?id=1556437 to account for a crash seen in 68 nightly which carried into beta
  • #9 overall crash in Core | Networking | JAR https://bugzilla.mozilla.org/show_bug.cgi?id=1550815 was triaged as a P2.
  • #10 overall crash https://bugzilla.mozilla.org/show_bug.cgi?id=1543688

• Nightly
  • Nothing specific to call out for 68 nightly
  • MC rate is very high, are we sure we are not pulling from 69 instead of 68? marcia to follow up with Will

• Fenix/Geckoview
  • Top Crashes
    • P2 https://bugzilla.mozilla.org/show_bug.cgi?id=1555472. Not actionable
    • P2 https://bugzilla.mozilla.org/show_bug.cgi?id=1555478 also not actionable
    • Top crash https://bugzilla.mozilla.org/show_bug.cgi?id=1548525 was resolved fixed and there is a followup bug https://bugzilla.mozilla.org/show_bug.cgi?id=1555447

QA

Nightly

Aurora / Dev Edition

Beta

Action items

Mobile Stability

SUMO Report / User Advocacy

Roundtable

Special Topics

Aurora/Beta Feature Review

Post-Mortem (Tues 2wks from GA Release)

67.0 and 67.0.1 post mortem will be next Tuesday after the channel meeting https://public.etherpad-mozilla.org/p/67-0-Post-Mortem