TPEPerformance/2016-05-19

« previous week | index | next week »

cervantes

• bug 1268900 NEW:: Add opt-in way to immediately deserialize a message after serializing it
  • has a working prototype
  • working on the code generation part
• bug 1258317 REOPENED:: crash in mozilla::ipc::TransferHandleToProcess (PBackground related)
  • updated patch pt 2. Requesting review.
  • Working on pt3 patch
• bug 1264566 NEW:: [e10s] UAC error message "Acces Denied" when doing action on file/folder after upload in Firefox with form submit
  • Helped investigating bug 1264566

gregweng

• bug 1262210 NEW:: Creating objects without properties is slower than creating objects with properties
  • following the current analysis and the result of Gecko profiler, the issue should occur inside the asm code JIT generated. I need to trace the JIT pattern and rules.
  • Dumped and checking the assembly code generated from IonMonkey
  • Reading JIT generated VMFunction calls and assembly to find out the cause of performance gap
  • Tracing why tracelogger won't work

kanru

• Checked crashes from 5/16 nightly for uptime
• bug 1271931 UNCONFIRMED:: Conditional jump or move depends on uninitialised value(s) mozilla::PaintedLayerData::Accumulate (FrameLayerBuilder.cpp:3320)
  • Analyzed assembly output of clang to find out the false positive reported by valgrind
• bug 1273203 ASSIGNED:: Remove the getStructuredData API from BrowserElement
  • Review
• bug 1264642 ASSIGNED:: Reduce the contiguous address space needed for StructuredClone serialization
  • Start to rebase patches on top of BufferList<T>

thinker

• bug 1225654 NEW:: GTA CSS demo renders incorrectly and slowly
  • fix TryUpdateTransformOnly for perserve-3d.

ting

• Checked crashes from 5/15 nightly for uptime
• bug 1259512 NEW:: [e10s] significantly higher rates of OOM crashes in the content process of Firefox with e10s than in the main process of non-e10s
  • read minidumps to check why there're so many tiny (<1M) blocks in virutal space
  • tried to break at VirtualAlloc* to find the piece of code allocating PAGE_WRITECOMBINE, but no luck
• bug 1267329
  • separated the patch to two parts, one for google breakpad and one for nsExceptionHandler
• bug 1110596
  • tried to make a patch based on :mccr8's proposal, but found difficulties

wcpan

• bug 1273079 NEW:: Use MOZ_MUST_USE in hal
  • review granted
  • backed out, fixed and request check in again
• bug 1264566 NEW:: [e10s] UAC error message "Acces Denied" when doing action on file/folder after upload in Firefox with form submit
  • Investigating

This report is automatically generated by https://github.com/kanru/standups_weekly and then manually edited