RFR (S): Pre-touch bitmaps
Roman Kennke
rkennke at redhat.com
Thu Feb 2 09:27:56 UTC 2017
Am Donnerstag, den 02.02.2017, 10:07 +0100 schrieb Aleksey Shipilev:
> On 02/01/2017 11:54 PM, Roman Kennke wrote:
> > But is it worth dividing pretouching the bitmaps between the
> > workers?
> > Maybe one worker should pretouch one bitmap, another the other
> > bitmap,
> > and the rest start pretouching the heap? Not sure, and probably not
> > very important...
>
> It is divided between workers. The whole point is to touch the bitmap
> from as
> many workers as possible, to interleave memory under first-touch
> policy. So
> touching from only two workers is not enough.
Ah right! Ok then!
Roman
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