Meeting Notes Meetings notes from the Mozilla community

Need To Know

(Release and system issues that may impact engineering this week.)

Notices/Schedule (lmandel)

• Firefox 35.0.1 candidates:
  • bug 1117873 – Firefox crash with “Enhanced Steam” extension since Fx35b1
  • bug 1113121 – Godaddy webmail crash [EXCEPTION_ACCESS_VIOLATION_READ]
  • bug 1121857 – document.baseURI does not get updated to document.location after base tag is removed from DOM for site with a CSP
  • bug 1122445 – CSP change in behavior regards case sensitivity loading resources

• Firefox 36 beta2 gtb Tue, ships Wed (day late due to MLK day in the US)

• Firefox 37 Aurora/Dev Edition updates have been re-enabled

• Firefox 35 post-mortem was held today. Feedback welcome at https://etherpad.mozilla.org/35-0-Post-Mortem

• lsblakk and lmandel both off the rest of this week. Sylvestre is handling all things relman.

Build Changes (gps)

(Build changes of which engineers should be aware.)

RelEng (catlee)

(Repo, test, and other information for engineers from the release engineering team.)

Upcoming Outages/Upgrades

(System outages/upgrades and tree closures that impact engineering.)

• Tree Closing Window (TCW) Saturday, January 24. Est 0700PT-1500 “Soft Close” (devs must follow up on their own jobs, intermittent outages possible.) Final details TBD. Tracking bug.

Quality Programs

(An opportunity to hear about status with the various quality programs that do not have a formal team structure.)

MemShrink (njn)

No update.

Stability (kairo)

• Crash rates currently do not look good anywhere else than desktop release. If you have any topcrash or tracked bugs filed against your team, please help getting them fixed.

Team Stand-ups

(In <2 mins, what did your team accomplish last week, on what is your team working on this week, and on what, if anything, is your team blocked? No questions during the stand-ups. All questions should be asked during the roundtable.)

Electrolysis (e10s) (blassey)

• Please help test e10s in Nightly!
  • Known issues: https://wiki.mozilla.org/Electrolysis#What_to_Expect
• bug 1118618 landed; should fix a bunch of hangs.

GFX (milan)

• No update

JS (naveed)

<Read Only>

• Compiler (JIT)
  • bug 1057082: Landed new profiler backend

• Garbage Collection
  • bug 650161: Compacting GC
    • Fixed an issue with uncollected shapes that are never touched except by compacting GC
    • Fixed several test failures and build errors
    • Attempted to land and got backed out

• Front End and Other
  • bug 1119292, bug 1119694, bug 1120207, bug 1121363: PJS removal

Media (mreavy)

<Read Only>

1. What has your team done since last week that might impact others?

• Landed (thanks to Andreas Pehrson) bug 879717 (MediaStream->video_element->canvas works again)

2. What will your team do this week that might impact others?

• Multistream support in WebRTC will reland once one problem is resolved
• Once Multistream lands and sticks, Webrtc upstream update to branch 40 will land
• Hello throttling (limits users who have the Hello button in the toolbar by default, as opposed to in Customize palette) will likely be turned to 100% within the next 1-2 weeks (everyone sees Hello in the toolbar)
• Major rewrite of WebRTC mochitests (bug 1119593)

Performance (vladan)

1. What has your team done since last week that might impact others?

• bug 1120126: Profiling Win64 nightlies should now be possible (thanks njn and dmajor)
• Reminder: 3 business days to respond to Talos regressions, 2 weeks to make decision on the regression

• If you get frequent or reproducible out-of-memory crashes (especially when Firefox is not actually out of physical memory), please ping me or David Major
• Help us test bug 998863: Asynchronous initialization of plugins
  • It’s currently preffed *OFF* by default, please help us test it: set dom.ipc.plugins.asyncInit to true
    • e10s crash issues have been fixed
  • Mark any bug reports as blockers of bug 1116806

Roundtable

(Comments and questions that arise during the course of the meeting or otherwise do not have a section.)

Links

Mailing List Threads

(Threads that are likely to be of interest to engineering from various mailing lists.)

Good Reads

(Links to blog posts, books, videos, etc. that you think will be of interest to others.)

irc #planning Log From This Meeting