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Channel Meeting Details

Video/Teleconference Details - NEW

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.


  • marcia, lmandel, blassey, philipp, sorina, bogdan, alex, ioana, iulia, sylvestre, ritu, Florin,Teodora, Andrei, elan, MihaiB

Previous Actions

(liz) Trying out more reporting on post-meeting followup!

  • question from last meeting: mac 10.12 testing for 49?
  • sec advisories: so far, planning to publish them on release day

Schedule Update

  • 48
    • We look good.
    • Just a minor issues, people running 48 cannot update to 48.0.1 / 48.0.2
    • e10s to 100% today or tomorrow
  • (callek) beta XP (and Vista) downloads point to 49.0b8 now (SHA1 signed) [per :rail]



A Modest Dashboard Collection >^. .^<


  • shutdownhang signatures are not properly generating since yesterday and all those crashes end up under the signature [@shutdownhang | mozilla::`anonymous namespace::RunWatchdog]
  • async shutdown timeout crashes got more meaningful signatures and the underlying issues will be easier to differentiate with bug 1035144:


crash rate browser: 1.52, content 4.98 - from


crash rate browser: 1.03, content: 0.14

[philipp] 49.0b8: large-scale intel-cpu related crash pattern is back in beta 8: (9.8% of all browser crashes)


crash rate browser: 0.91, content: 0.01





  • crash affecting Amazon device will need to filed, #2 on

50.0a2 and also present in the latest beta

    • Not officially supported, they are sideloading

Performance (Thu)

READ ONLY - updated August 30th! raw notes (with links to graphs, etc.) -

Aurora / Dev Edition

new linux64 tp5o_scroll regression landed this week:



new linux64 tp5o_scroll regression landed this week:



no data

Release health

Beta: 2 blocking, 8 new, 14 carryover Aurora: 2 blocking, 49 new, 93 carryover


  • [desktop] [Andrei] WebSense hotfix deployment signed off.
  • [desktop] [Andrei] e10srollout sys-addon update to v1.2 signed off.
    • thanks again for the great support
  • Florin - out of office tomorrow - contact Andrei/Ioana for any emergencies


Aurora / Dev Edition

  • [desktop] [Andrei] Mid-Aurora sign offs completed.
  • [desktop][Alex] Concerns regarding Bug 1289403 - [e10s] PointerLock works very slow on Nightly and Aurora


  • [desktop] [Andrei] 49.0b7, 49.0b8 signed off with no blocking issues.
  • [desktop] [Andrei] Pre-Release feature sign offs in progress, should be done by (this) Friday, EOD.

Action items

  • [Andrei] To follow up with Jim Mathies and test e10s RTL on 50a2 in the upcoming days.


  • Fennec 49 Beta 8 signed off without major issues
  • looking at features for 50 - RTL is not yet implemented , HLS still in progress
    • (Ritu) I will follow up with Barbara ok
  • for 51 we have one feature from Taipei team - not present in AHA
    • Barbara needs to be informed to be added in the AHA board
  • we tried to reproduce the crashes but without success



User Advocacy


  • [lmandel] Firefox 49 - Slow script dialog regression reported by jst on r-d!aggregates=median&cumulative=0&end_date=2016-08-01&keys=!__none__!__none__&max_channel_version=nightly%252F50&measure=SLOW_SCRIPT_NOTICE_COUNT&min_channel_version=nightly%252F48&product=Fennec&sanitize=1&sort_keys=submissions&start_date=2016-06-07&trim=1&use_submission_date=0

    • bug 1284511

Special Topics

Aurora/Beta Feature Review

Post-Mortem (Tues 2wks from GA Release)

  • post mortem still postponed till we know more about e10s. Erin will also run a postmortem.

Sign Off (Thurs prior to GA Release)