Firefox/Channels/Meetings/2017-05-16

Channel Meeting Details

• Tuesdays and Thursdays at 10am 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

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

jcristau, Erin, Liz, Mahe, Philipp, mtabara, Nicole, Ritu, shell, RyanVM, dveditz

Schedule Update

• Need 53.0.3 desktop release
  • Driver: Bug 1364240 - HPKP will expire on 53 before 54 ships (waiting to land on m-r)
  • Driver: Bug 1360574 - Firefox stops working after 900 connections when using NTLM proxy

• ESR 52.1.2
  • Driver: Bug 1360574 - Firefox stops working after 900 connections when using NTLM proxy (Reported by many enterprise users, some on esr and some on release) This is something we have trouble testing, and put in a last minute patch for in 53 beta RC2.

• Fennec 53.0.3 driver (maybe)
  • Bug 1362969 - MediaCodecDataDecoder::Flush() hangs when playing Youtube video on Android 4.2.2 (and below?)
  • needs QE for version info, regression range/cause is unclear
  • This may affect a large % of fennec users
  • For the future, we might think about adding frequent manual tests of basic youtube functionality for android, in Nightly and beta

• 54.0b8 shipping today (fennec delayed a bit)

Nightly updates blocked for the last 24 hours due to bug 1364878

• No respin after the backout was merged
• Followup issue hopefully fixed now, https://bugzilla.mozilla.org/show_bug.cgi?id=1365256#c9
• Infra issues with windows builds are causing tree closure and more delay
• P-I requests filed for emergency manual testing help https://mana.mozilla.org/wiki/display/PI/PI+Request
• Backing out the patch is not an option as there are problems with data migration
• Can we be more cautious about major db/profile changes, testing, etc?
• ETA to turn on Nightly updates today/tomm am

There is a report on the nightly-testers list of the default language not working for swedish (en-US is showing up instead)

Stability

Nightly

awsy rate: 2.27 (browser: 1.38, content: 0.88) telemetry (m+c-s) from saturday: 5.64 (week before: 6.24, this time last cycle: 10.61)

[marcia]

• Nightly rate is in the high range
• https://bugzilla.mozilla.org/show_bug.cgi?id=1363027 (a11y) and https://bugzilla.mozilla.org/show_bug.cgi?id=1363301 (addons) signatures are trending higher
• (assigned) Crash in JSAutoCompartment::JSAutoCompartment | mozilla::ScriptPreloader::CachedScript::XDREncode https://bugzilla.mozilla.org/show_bug.cgi?id=1364934 - 13% of browser crashes in the past 24 hours

Beta

awsy rate: 0.71 (browser 0.50, content 0.21) telemetry (m+c-s) from saturday: 4.29 (week before:3.98, this time last cycle: 4.24)

[philipp] 54.0b7

• (unassigned) Crashes in js::DispatchTyped<T> rising in the past 2 weeks: https://bugzilla.mozilla.org/show_bug.cgi?id=1348531 - 1% of browser crashes
• (unassigned) Crashes in EnqueuePromiseReactionJob (correlated to avast): https://bugzilla.mozilla.org/show_bug.cgi?id=1347984 - 0.9% of browser, 3.7% of content crashes

stability fixes going into b8: https://bugzil.la/1357040,1358868,1358896,1362989

Release

awsy rate: 0.67 (browser 0.49, content 0.18) telemetry (m+c-s) from saturday: 2.54 (week before: n/a, this time last cycle: 3.02)

[marcia]

• Overall rate looks good
• Explosiveness report shows some hangs https://crash-analysis.mozilla.com/release-mgmt/2017-05-15/2017-05-15.firefox.53.explosiveness.html
• #6 overall top crash doesn't have a bug, shutdown hang http://bit.ly/2qNvsHt
  • those look like signature shifts from missing symbols after windows patch tuesday - not yet made available by MS according to ted

[philipp]

• biggest issue are still crashes correlated to avast - 1% of browser crashes, 7.7% of content crashes:
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1347523
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1346012
• two top crashes on os x 10.12 without visible progress (~10% of crashes each on that platform):
  • (assigned) Crashes with NTLM https://bugzilla.mozilla.org/show_bug.cgi?id=1359624
  • (unassigned) https://bugzilla.mozilla.org/show_bug.cgi?id=1361432

Mobile

awsy rate: 0.67

[marcia]

• Overall crash rate for release looks good: https://www.arewestableyet.com/longtermgraph/index.html?andrel

Roundtable

We have AWSY numbers on Windows but we would like numbers on Mac OS X, too: https://bugzilla.mozilla.org/show_bug.cgi?id=1364095