[webkit-dev] Let's get bmalloc working on Linux (and delete TCMalloc)
gyuyoung.kim at webkit.org
Thu Jan 8 22:44:22 PST 2015
Looks like nice improvement ! Let me try to use bmalloc for EFL port soon.
On Friday, January 9, 2015, Geoffrey Garen <ggaren at apple.com> wrote:
> From https://bugs.webkit.org/show_bug.cgi?id=132629:
> MallocBench result vs TCMalloc:
> geometric mean speedup: 2.11x faster
> biggest speedup (list_allocate): 4.09x faster
> Results from perf bots:
> OSMemoryTesting/Snap2FinishedLoadingPost:Allocations:Total: 0% (no regression)
> PLT: 5%
> DOM/GetElement: 42.84%
> jslib-attr-jquery: 18.1%
> dromaeo-object-string: 13.3%
> dom-modify: 12.3%
> cssquery-jquery: 5%
> cssquery-prototype: 4.8%
> cssquery-dojo: 3.8%
> dromaeo-object-array: 3.4%
> jslib-style-jquery: 3.2%
> DYEB: 2.4%
> Parser/HTML5-8266-FullRender: 4%
> Parser/HTML5-8266-ParseOnly: 5.6%
> css-parser-yui: 10.2%
> Parser/html-parser: 6.5%
> Parser/textarea-parsing: 11.22%
> Layout/floats_100_100: 7.22%
> Layout/floats_100_100_nested: 9.32%
> Layout/floats_20_100: 11.42%
> Layout/floats_20_100_nested: 13.86%
> Layout/layers_overlap_2d: 6.69%
> Layout/auto-grid-lots-of-data: 4.3%
> Layout/chapter-reflow-once-random: 3.8%
> Layout/fixed-grid-lots-of-data: 5.92%
> Interactive/window-resize: 2%
> Animation/balls:FrameRate: 4%
> DOM/CloneNodes: 13.93%
> DOM/DOMDivWalk: 10.7%
> DOM/GetElement: 42.84%
> DOM/ModifyAttribute: 8.7%
> On Jan 7, 2015, at 4:51 PM, Gyuyoung Kim <gyuyoung.kim at webkit.org
> By the way, do you have any number how much is bmalloc faster than
> TCMalloc ?
> If you have it, could you let us know ?
> On Wednesday, January 7, 2015, Gyuyoung Kim <gyuyoung.kim at webkit.org
>> Hello Geoff,
>> EFL port has used TCMalloc. To use bmalloc on EFL port, I file a new bug
>> 140162 for now.
>> When patch is ready, I will upload it to the bug.
>> On Wednesday, January 7, 2015, Geoffrey Garen <ggaren at apple.com> wrote:
>>> Hi folks.
>>> We’ve been using bmalloc on Mac and iOS for some time now, and it is
>>> fast and stable.
>>> Is there a Linux maintainer who would like to take on enabling bmalloc
>>> on Linux? The implementation is Unix-y, so it should “just work”. I can
>>> advise on this project, but I don’t have a Linux build & test environment.
>>> I plan to remove TCMalloc soon.
>>> webkit-dev mailing list
>>> webkit-dev at lists.webkit.org
>> Sent from Gyuyoung Iphone
> Sent from Gyuyoung Iphone
Sent from Gyuyoung Iphone
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