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runtime: consider using SetFileIoOverlappedRange #8883

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dvyukov opened this issue Oct 7, 2014 · 5 comments
Open

runtime: consider using SetFileIoOverlappedRange #8883

dvyukov opened this issue Oct 7, 2014 · 5 comments
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OS-Windows Performance
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Unplanned

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@dvyukov
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dvyukov commented Oct 7, 2014 

SetFileIoOverlappedRange should improve performance/scalability of networking apps on
windows:
http://msdn.microsoft.com/en-us/library/windows/desktop/aa365540(v=vs.85).aspx
I have a prototype patch:
https://golang.org/cl/12562049/
but did not benchmark it. Need to benchmark it and decide whether it is worth it.
@dvyukov
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dvyukov commented Oct 7, 2014

Comment 1:

Owner changed to ---.

@rsc
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rsc commented Oct 7, 2014

Comment 2:

Labels changed: added release-go1.5, removed release-none.

@bradfitz bradfitz modified the milestone: Go1.5 Dec 16, 2014
@rsc rsc added OS-Windows and removed os-windows labels Apr 10, 2015
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rsc commented Jun 8, 2015

Sounds great, but too late for this cycle.

@rsc rsc modified the milestones: Unplanned, Go1.5 Jun 8, 2015
@tmm1
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tmm1 commented Apr 14, 2017

@dvyukov Did you end up running any benchmarks around this?

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dvyukov commented Apr 18, 2017

@tmm1 No, I did not.

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