Firefox/Channels/Meetings/2020-12-17

Channel Meeting Details

• Tuesdays at 10am and Thursdays at 7:30am 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

jcristau, Aryx, RyanVM, ajoltan, pascal, tbabos, ebalazs, sbadau, phorea, mlobontiuroman, lapahidean, aflorinescu,

Schedule Update

• 84.0 rollout @ 0%, unthrottling decision coming today
• 84.0.1 likely coming before the holidays

• 85
  • 85.0b2 at 50%
  • 85.0b3 gtb later today, should roll out at 100%
  • 85.0b4 gtb Sunday
  • 85.0b5 gtb January 5 after a 2-week pause

• fenix beta 85 almost ready
  • some AC fixes to uplift as well

• fenix 84 @ 25%, going to 100% soon
• focus 8.11.1 @ 25%, going to 100% soon

Desktop Stability

Nightly

mc2 crash rate: 1.74 (-0.54 compared to last Thursday), crash incidence: 1.91% (-0.17pp), mc1 summary score: 7.12

• https://bugzilla.mozilla.org/show_bug.cgi?id=1682566 macOS 11 arm startup crash in [@ core::ops::function::Fn::call] -> has fix in inbound
• https://bugzilla.mozilla.org/show_bug.cgi?id=1680932 RDD process crash in [@ syscall | numa_init] due to get_mempolicy -> no assignee
• https://bugzilla.mozilla.org/show_bug.cgi?id=1682141 Crash in [@ swgl::swgl_fns::Template:Impl::shader_source] -> fix seems not effective
• + same bugs blocking beta

Beta

mc2 crash rate: 11.54 (+9.29), crash incidence: 2.00% (+0.55p), mc1 summary score: 23.48

• Crash in [@ mozilla::dom::(anonymous namespace)::PrepareDatastoreOp::NestedRun]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1682639
  • fix going into b3

• Crash in [@ core::option::expect_failed | core::ops::function::FnOnce::call_once<T>]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1682638
  • has a patch on autoland, should go in b3

• Crash in [@ mozilla::ipc::FatalError | mozilla::ipc::IPDLParamTraits<T>::Read]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1682877
  • printing regression
  • looks like a clean backout in case we don't get a fix

• Media playback fails when RDD is enabled (not a stability issue, but...)
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1682834
  • under investigation, seems to affect some windows users so far

• gamepad crashes
  • looking at a partial backout (https://bugzilla.mozilla.org/show_bug.cgi?id=1657404#c42)

Aiming to have as much as possible of the above taken care of in 85.0b4 (i.e. before the break)

Release

mc2 crash rate: 1.16 (-0.06), crash incidence: 1.00% (+0.21pp), mc1 summary score: 4.75

• Bug 1682881 - Hangs with smart cards, already fixed in 85+.
  • NSS update coming in bug 1683004.
• Bug 1644240 - Crash with Kaspersky AV
  • Not a new issue but showing up high in the early topcrash data
• Bug 1678406 - Crash with Trusteer

Mobile Stability

Fenix

QA

Nightly

[Adrian] Fx86 webRTC testing in progress

Aurora / Dev Edition

Beta

Release

[Adrian]

• M1 Apple Silicon Support - Intel only try-build testing for P1 areas is finished - Green color - we will continue with the lower priority areas
• SAO with UA update (PI-900) - blocked atm - ready to accomodate as top priority when unblocked

Mobile

[Laurentiu]

• RC 84.1.0 - status GREEN
• Lockwise v4.0.3-RC1 - status GREEN
• Focus 8.11.1 - GV 84 - status GREEN
• RC 84.1.1 - status GREEN
• Beta 85.0.0-beta.1 - testing in progress, sign-off by tomorrow EOD

Action items

Feature Status Review

SUMO Report

Roundtable & Special Topics

• https://twitter.com/firefoxbeta Covers Beta events and features, gathers feedback from users, gives visibility to the beta channel
• No REO yet for 86, overholt helping on this

Post-Mortem (Tues 2wks from GA Release)

• Fx84 PM coming second week of January most likely once people are back from PTO