Firefox/Channels/Meetings/2019-04-16

Channel Meeting Details

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

Video/Teleconference Details - NEW

• 650-903-0800 or 650-215-1282 x92 Conf# 99951 (US/INTL)
• 1-800-707-2533 (pin 369) Conf# 99951 (US)
• Vidyo Room: Release Coordination
• Vidyo Guest URL

Attendees

pascal, lizzard, philipp, dveditz, callek, jcristau, marcia, tania, RyanVM

Schedule Update

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

• 67.0b11 ships today
• Fennec 67.0b11 will now support ARM64 (shipping to release is TBD)

• No plans for further 66 dot release

Off-train releases

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

Stability

• Ritu filed https://bugzilla.mozilla.org/show_bug.cgi?id=1544577 for MC Windows issue
  • Duped to https://bugzilla.mozilla.org/show_bug.cgi?id=1541033 which was reopened

Nightly

firefox nightly summary score: 6.47, Thursday 6.71

• Core Web Painting crash https://bugzilla.mozilla.org/show_bug.cgi?id=1544406 spiked in Monday's build, regressing bug backed out
• Small IPC regression in 4-15 build - https://bugzilla.mozilla.org/show_bug.cgi?id=1544765
• WR crashes with Window Blinds, https://bugzilla.mozilla.org/show_bug.cgi?id=1544435
• DOM Web Storage https://bugzilla.mozilla.org/show_bug.cgi?id=1542706 is #2 overall - has a patch

Beta

firefox beta summary score: 3.29, Thursday 3.51 [67.0b10]

• Crash in [@ mozilla::extensions::StreamFilterParent::Init]: https://bugzilla.mozilla.org/show_bug.cgi?id=1403546 - 6.4% of content crashes
• Crash in [@ mozilla::dom::ClientSource::SetController]: https://bugzilla.mozilla.org/show_bug.cgi?id=1535699 - 3.8% of content crashes
  • no progress in the bug in the past 2 weeks
• Crash in [@ mozilla::dom::indexedDB::`anonymous namespace'::DatabaseConnection::AutoSavepoint::Start]: https://bugzilla.mozilla.org/show_bug.cgi?id=1528690 - 3.6% of browser crashes
  • comments indicate a lack of dev resources for a timely fix
• https://bugzilla.mozilla.org/show_bug.cgi?id=1535301 - 1.8% of browser crashes
  • more diagnostics landing for b12
• Crash in [@ mozilla::PresShell::ContentStateChanged]: https://bugzilla.mozilla.org/show_bug.cgi?id=1530190 - 0.6% of browser crashes
• Reappearance of a Core Security signature - https://bugzilla.mozilla.org/show_bug.cgi?id=1544511

Release

firefox release summary score: 1.92, Thursday 1.99

• Webextensions crash https://bugzilla.mozilla.org/show_bug.cgi?id=1403546 has moved up to the #4 overall top crash on release
• shutdownhang signature from https://bugzilla.mozilla.org/show_bug.cgi?id=1402724 is spiking up recently - somewhat correlated to german AV vendor

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: 16.80, Thursday 16.95

• • https://bugzilla.mozilla.org/show_bug.cgi?id=1526396 is quite visible, but doesn't affect 67 beta
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1531047 is visible in release, but fixed in 67

• Beta

fennec beta summary score: 71.56, Thursday 84.19

• • https://bugzilla.mozilla.org/show_bug.cgi?id=1539465 correlated to Adreno 510 continues to be among the top crashes
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1534882 is averaging 145-200 crashes in the last 2 betas. Work ongoing

• Nightly

fennec nightly summary score: 61.94, Thursday 65.97

• • https://bugzilla.mozilla.org/show_bug.cgi?id=1540748, https://bugzilla.mozilla.org/show_bug.cgi?id=1540746, and

https://bugzilla.mozilla.org/show_bug.cgi?id=1540744 are at the top of nightly crash stats.

• • The fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1544542 should address the crashing on Fennec nightly related to Custom tabs and PWA

QA

Nightly

Aurora / Dev Edition

Beta

Action items

Mobile Stability

SUMO Report / User Advocacy

Roundtable

• [callek] Android Nightly will get OpenH264 1.8.1 today (meant to do it last week, noticed I had the upload dialog open on Balrog instead of submitted)

Special Topics

Aurora/Beta Feature Review

Post-Mortem (Tues 2wks from GA Release)