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OKR confidence

1. O: Make Firefox more stable [current crash rates] [Crashes per 1000 usage hours]
   1. KR: 1.2 nightly browser crashes per 100 ADI (per-month median)
      • Current: 2.46 -> 3.21 -> 2.38 -> n/a -> 1.65 -> 2.83 -> 2.58
   2. KR: 0.3 nightly startup crashes per 100 ADI (per-month median)
      • Current: 0.81 -> 0.82 -> 0.72 -> n/a -> 0.6 -> 0.91 -> 0.83
   3. KR: 2.0 nightly content crashes per 100 ADI (per-month median)
      • Current: 14.38 -> 8.70 -> 8.25 -> n/a -> 7.19 -> 10.91 -> 8.90
2. O: Improve Google document performance on Firefox
   1. O: Understand Google document performance issues on Firefox
      1. KR: Implement proposed fixes and measure results
         • Current:

Health Checks

1. Test code coverage (minus crash/no return code path)
   • N/A
2. Team mental health
   • Good
3. ADI / DAU / MAU
   • N/A

Previous Week

gweng

• analysing Ion threads after NIed others; mainly for weekly productivity, don't know if it can benefit our performance project yet

kanru

• Implemented a new statusbot https://github.com/kanru/statusbot/
• 1-on-1s
• Manager meeting

cervantes

• discussed with Bevis Tseng about runnable labeling and scheduling
• bug 1289994 - Use Application Verifier
  • running app verifier with 4,5,6 among 11 mochitest chunks
  • running app verifier with 2,3/11 mochites suite.
  • running jsapi-tests and reftest with app verifier
  • running app verifier with 1/11 mochitest suite
• bug 1310152 - NEW [App Verifier] Critical section not initialized in sqlite3
• bug 1309840 - RESOLVED::INVALID [App Verifier] js::ConditionVariable initializes a SRW lock that is already initialized
  • close as invalid since it's a false alarm cause by poisoning in malloc
• bug 1308423 - NEW [App Verifier] Critical section not initialized in cubeb
  • updating the patch on upstream
  • landed in upstream

thinker

• TODO: fixed size elements and it's children should be reflowed in parallel.
• HTML parser would be blocked by JS blocks for document.write(), but we can stop blocking by merging content generated by document.write(), and redoing prasing if there is confliction.

wcpan

• bug 1310127 NEW Use MOZ_MUST_USE in netwerk/protocol/http

ting

• triaged 1009 nightly crashes
• bug 1299747 - RESOLVED FIXED Create a tool to track 64k unaligned virtual memory allocation
  • implemented code to hook also the spawned content process, however the log doesn't appear, am investigating
  • fixed the logs from child process and added a batch file for easier usage, closed.
• bug 1293501 - NEW Add debug annotation/code for the crash in ReleaseData()
  • pushed the patch of using VirtualProtect to protect mData to inbound

This Week Priorities

gweng

• Trace JS compilation.
• Persuade JS peers to reply their needinfo.

kanru

• Sort out test coverage framework

cervantes

• Run remaining tests with App verifier
• Look at coverity

thinker

• SVG blur test cases & fix harness
• Study performance related documents

wcpan

• MOZ_MUST_USE in network/protocol/
• Coverity

ting

• Use memory tool to find problems

Incoming

• Oct: Oct-21 some team memebres will go on a two weeks around-the-island bike trip
• Nov: WebSummit/CodeSummit