Firefox/Channels/Meetings/2020-01-14

Channel Meeting Details

• Tuesdays at 10am and Thursdays at 8am Pacific Time
• irc.mozilla.org #planning for backchannel
• Past meeting notes: https://wiki.mozilla.org/Firefox/Channels/Meetings

Video/Teleconference Details - NEW 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

RyanVM, Aryx, philipp, lizzard,pascal, Thomas, Overholt, Tania, dveditz, dbolter, Marcia

Schedule Update

• 72.0.2 likely this week
  • https://docs.google.com/spreadsheets/d/10VEf3__QCWDb4EGom-W6qGPlu71R_fDQiTCLc-7Sggo/edit?ts=5dadf062&pli=1#gid=1009056035 tracks candidates
  • Looking at possible 68.4.2esr release as well
  • is mobile necessary?
    • Very possibly!

• Desktop 73.0b4 and Fennec 68.5b3 shipped @ 100%

• Nightly PI request/ feature tech documentation deadline: jan 17

• It's patch tuesday! & win7 eol

Release metrics

Report on release criteria metrics from DRIs

• Stability
• Performance
• Security
• Functionality

Off-train releases

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

Add-ons

Stability

Nightly

Today Crash Rate overall 1.95 Crash Incidence overall 2.04%, Mission Control v1 rate 5.39 Thursday Crash Rate overall 1.88 Crash Incidence overall 1.35%, Mission Control v1 rate 8.12

• New Content Processes regression - https://bugzilla.mozilla.org/show_bug.cgi?id=1607963
• Waiting for https://bugzilla.mozilla.org/show_bug.cgi?id=1607530 to land to fix another content processes regression
• Since the fix landed for https://bugzilla.mozilla.org/show_bug.cgi?id=1603976, we have had 1 crash. So things look a bit better here
• New Mozglue regression https://bugzilla.mozilla.org/show_bug.cgi?id=1608645, seems to have a patch

Beta

Today Crash Rate overall 1.91 Crash Incidence overall 1.44%, Mission Control v1 rate 7.29 Thursday Crash Rate overall Crash Incidence overall %, Mission Control v1 rate 15.86

[73.0b4]

• IPC crash in mozilla::net::PDocumentChannelParent::SendRedirectToRealChannel: https://bugzilla.mozilla.org/show_bug.cgi?id=1606901 - 5.9% of browser crashes
  • talk about potential avenues for fixing but no patch yet
• 3rd-party dll crash mozilla::interceptor::ReadOnlyTargetBytes<T>::EnsureLimit: https://bugzilla.mozilla.org/show_bug.cgi?id=1604008 - 2.1% of browser crashes
  • has a patch, but it caused another crash with higher volume (bug 1608645) after landing in nightly
• SW e10s fallout:
  • [Reopened] AsyncShutdownTimeout | ... | ServiceWorkerShutdownBlocker: shutting down Service Workers: https://bugzilla.mozilla.org/show_bug.cgi?id=1588152 - 1.7% of browser crashes
  • [Fixed in 74] Crash in mozilla::dom::ServiceWorkerManager::UpdateInternal: https://bugzilla.mozilla.org/show_bug.cgi?id=1604943 - 0.2% of browser crashes
• tab crash in mozilla::gfx::AdjustedPattern::operator mozilla::gfx::Pattern*: https://bugzilla.mozilla.org/show_bug.cgi?id=1604800 - 4.9% of content crashes
  • backout we took in b3 was unsuccessful - neeeds further investigation
• tab crash in nvd3d9wrapx.dll (various signatures): https://bugzilla.mozilla.org/show_bug.cgi?id=1607574 - 2% of content crashes
  • no progress so far
• A/V https://bugzilla.mozilla.org/show_bug.cgi?id=1604117 - 0.9% of content crashes

Release

Today Crash Rate overall 1.46 Crash Incidence overall 1.09%, Mission Control v1 rate 3.20 Thursday Crash Rate overall Crash Incidence overall %, Mission Control v1 rate 6.42

• 72.0.1 looking mostly ok stability-wise
• Startup crash in nsJSContext::EnsureStatics: https://bugzilla.mozilla.org/show_bug.cgi?id=1607703 - 0.5% of browser crashes
  • has a patch on nightly
• macos crash in TFont::FindColourBitmapForGlyph: https://bugzilla.mozilla.org/show_bug.cgi?id=1609184 - 0.5% of content crashes

Mobile

Nightly

fennec nightly summary score: 42.26, Thursday 42.82

• https://bugzilla.mozilla.org/show_bug.cgi?id=1527243 continues to be the top crash on nightly

Beta

fennec beta summary score: 42.05, Thursday 42.64

• Nothing specific to report for beta. The top crash echelon looks very much the same as release

Release

fennec release summary score: 16.01, Thursday 16.14

• 68.4.1 release looks good so far - no new issues to report

Fenix/Firefox Preview

• Fairly large nightly spike in a few signatures in Fenix nightly
  • Crashes in crash stats that have a java exception need to have a bug filed in Github
• Still awaiting seeing crash stats again in Socorro for release

QE

Nightly

• feature prioritization is in progress
• https://jira.mozilla.com/browse/PI-443 (off-train) lacking documentation
• https://jira.mozilla.com/browse/PI-411 missing trello card

Aurora / Dev Edition

Beta

• feature testing is on track.
• received a late PI request (https://jira.mozilla.com/browse/PI-445) no nightly testing was requested, to be uplifted to beta. Reporter informed that exception request has been initiated.
  • also the technical guideline doc to be updated.

Action items

Mobile

User Advocacy/ SUMO Report

• pocket discovery stream rollout for de-de in 72: a number of users experiencing this as a regression as it's no longer possible to set the number of rows for articles: https://bugzilla.mozilla.org/show_bug.cgi?id=1608656, https://support.mozilla.org/questions/firefox?owner=all&tagged=bug1608656&show=all, https://old.reddit.com/r/firefox/comments/elrqal/, https://www.camp-firefox.de/forum/thema/129830-pocket-nur-noch-eine-zeile/, https://www.camp-firefox.de/forum/thema/129832-pocket-nur-eine-zeile/,...

Roundtable

Special Topics

• Possibly of interest: End of support for Thunderbird &Seamonkey crash reports https://bugzilla.mozilla.org/show_bug.cgi?id=1608971

• Ending macOS support (for firefox), 10.9 and ??

Please comment if you have feedback.

 https://docs.google.com/document/d/1e8nAcaMhE4WEqgOmbP_Svbqha9fPwDyvLEizLevpWwY/edit 

Post-Mortem (Tues 2wks from GA Release)

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