Firefox/Channels/Meetings/2020-05-07

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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

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

pascal, abodea, vlucaci, csasca, RyanVM, sdeiac, cfogel, mboldan, atrif, ajoltan, tzsoldos,mberlinger, ohorvath, Aryx, philipp, ccomorasu, jcristau, avaida, lapahidean, drus, btot, mlobontiu, tmaity, ebalazs, sflorean

Schedule Update

• 76.0 is at 0% rollout because we have a dot release
• 76.0.1 is being prepared to fix https://bugzilla.mozilla.org/1635637 and https://bugzilla.mozilla.org/1635823, dot release would ship tomorrow
  • One other possible ride-along under consideration still
• 77.0b3 ships tomorrow @100%

Release Metrics

Report on release criteria metrics from DRIs

• Stability
• Performance
• Security
• Functionality
• Accessibility

Desktop Stability

Nightly

mc2 crash rate: 1.88, crash incidence: 2.14%, mc1 summary score: 8.09 tuesday mc2 crash rate: 1.63, crash incidence: 2.09%, mc1 summary score: 16.33

• yesterday's top crash is fixed (https://bugzilla.mozilla.org/show_bug.cgi?id=1635822)
• today's top crash fixed by backout, windows nightly respin in progress (https://bugzilla.mozilla.org/show_bug.cgi?id=1636122)

Beta

mc2 crash rate: 1.86, crash incidence: 1.63%, mc1 summary score: 5.96 tuesday mc2 crash rate: 1.41, crash incidence: 1.10%, mc1 summary score: 41.19

[77.0b2]

• Crash in mozilla::detail::RunnableFunction<T>::Run: https://bugzilla.mozilla.org/show_bug.cgi?id=1635693 - 6% of browser crashes
  • under investigation
• Crash in mozilla::net::DocumentChannel::SetLoadFlags: https://bugzilla.mozilla.org/show_bug.cgi?id=1634598 - 1.5% of content crashes
• Crash in nsGlobalWindowInner::StorageAccessGranted: https://bugzilla.mozilla.org/show_bug.cgi?id=1635020 - 0.8% of content crashes
  • fix in nightly
• Shutdownhang | mozilla::SpinEventLoopUntil<T> | mozilla::Preferences::SavePrefFileBlocking - 0.8% of browser crashes
  • no bug on file yet
• Crash in [@ mozilla::net::HttpChannelChild::~HttpChannelChild]: https://bugzilla.mozilla.org/show_bug.cgi?id=1628262 - 0.6% of content crashes

Release

mc2 crash rate: 1.49, crash incidence: 1.36%, mc1 summary score: 5.35 tuesday mc2 crash rate: 1.51, crash incidence: 1.19%, mc1 summary score: 13.52

[76.0]

• no obvious crash spikes other than the dot-release co-driver

Mobile Stability

Fennec

• 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.

QA

Beta

[mboldan]

• 1st round of Regression testing - in progress
• Ubuntu 20.04 was included in our OS coverage list

Mobile

• Firefox Preview v5.0-beta.2 - signoff GREEN
• Fennec Beta Migration Build (76.0.0-beta.1) - signoff Green
• [76]Mobile Web Extensions - signoff Green

SUMO Report

• [roland] operating system authentication (password, PIN, fingerprint, face) types of feedback, please tag SUMO questions "password-os-auth" https://support.mozilla.org/en-US/questions/all?owner=all&tagged=passwords-os-auth&show=all
  • macOS prompt has the Firefox logo so users think it's asking for Firefox Accounts credentials
  • on Windows some users have disabled the Windows password on reboot so they don't understand why they are getting this prompt since they figured the disabled all passwords (and some users can't remember Windows the password or account