Firefox/Channels/Meetings/2016-03-22

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: ReleaseCoordination
• Vidyo Guest URL

Attendees

Calixte, Liz, Ritu, Philip, Kevin, Kim, Ryan, JST

Previous Actions

Schedule Update

• 46.0b2 desktop and mobile released late Friday afternoon/Sat morning
• 45.0.1 desktop and mobile released on Friday
• 45.0.1esr and 38.7.1 released Friday

• We skipped 46.0b3 completely.
• 46.0b4 should gtb Monday and release Tuesday.
  • e10s/apz

• Hello 1.1.14 should be pushed tomorrow using Go Faster to 45 at 10% rate

Add-ons

Stability

Aurora

• crash rate for aurora: 1.63

 ** Startup crashes:
   ***  Bug in GetFileInfo https://bugzilla.mozilla.org/show_bug.cgi?id=1229252 (rose from position 37 to 8)
 ** No spikes
   

Beta

• crash rate for beta : 1.50 (red) browser: 1.42 content: 0.08 (from https://arewestableyet.com/ )

• Beta 2 top crashes out of ~41K crashes. Aside from OOM|small, most are Audio/Video related.

• • 3.55% Core::Audio/Video playback. Bug 1256064 - crash in mozilla::MozPromise<T>::Private::Resolve<T> (called from MediaTimer::UpdateLocked)
    • Assigned to cpearce

• • 3.16% Core::Audio/Video: MediaStreamGraph Bug 1255737 - Async shutdown crash with "MediaStreamGraph shutdown: blocking on msg thread"

   *** Possible fix in https://bugzilla.mozilla.org/show_bug.cgi?id=1256510 This fix will land in beta 4 . 

• • 2.25% Core::Networking:HTTP Bug 1158189 - shutdownhang in mozilla::net::nsHttpConnectionMgr::Shutdown()

   *** Dragana's suggestion :  We should improve telemetry for PR_Connect - Bug 1257809 and 

increase shutdown-crash-timeout: Bug 1257216 It would be good to make this change in beta for a week and look at results (It is only a pref change)

• • 2.23% of total crashes: Core::Audio/Video. Bug 1256065. This fix will land in beta 4 .

Release

• crash rate for release: 1.11 (red) ~1.04 last week, yesterday, we were at 1.25

 ** Startup crashes:
   *** No new startup crashes in browser

 ** Spiking crashes:
   *** Signature: mozilla::dom::MediaSource::Duration
     **** Crashes number increased by ~ 3000% when we turned on the 45 updates
     **** Bug reported and assigned: https://bugzilla.mozilla.org/show_bug.cgi?id=1258410
   *** Signature: EnterBaseline
    **** Crashes number increased by ~ 700%
    **** Already followed in https://bugzilla.mozilla.org/show_bug.cgi?id=1247312

Mobile

• https://crash-stats.mozilla.com/crashes-per-day/?p=FennecAndroid&v=45.0.1&v=46.0b2&v=47.0a2&v=48.0a1&hang_type=any&os=Windows&os=Mac+OS+X&os=Linux&date_start=2016-03-08&date_end=2016-03-22&submit=Generate
  • only seeing 9k adi for Monday. Should be 100k after being live for 3 days for beta 2

• beta 2 data looks odd.

Performance (Thu)

Aurora / Dev Edition

Beta

Release

QE

Nightly

Aurora / Dev Edition

Beta

Action items

Mobile

Performance

RelEng

• Bug 1258528 - Beta VP tests are failing trying to clone from https://github.com/mjzffr/firefox-media-tests.git

Marketing/Communications

User Advocacy

Roundtable

Special Topics

Aurora/Beta Feature Review

• Beta 46: Pocket as system addon https://bugzilla.mozilla.org/show_bug.cgi?id=1245074

• Beta 46: e10s experiment changed to staged rollout/system addon plan with APZ enabled for beta 4, March 22

Post-Mortem (Tues 2wks from GA Release)

• delay the post mortem to next Tuesday.

Sign Off (Thurs prior to GA Release)

Actions