Re: BUG #17448: In Windows 10, version 1703 and later, huge_pages doesn't work. - Mailing list pgsql-bugs

On Sat, Mar 26, 2022 at 02:46:45PM +0900, Michael Paquier wrote:
> On Fri, Mar 25, 2022 at 07:52:57AM +0000, PG Bug reporting form wrote:
> > On this page (*) says that in Windows 10, version 1703 and later OS
> > versions,
> > you must specify the FILE_MAP_LARGE_PAGES flag with the MapViewOfFile
> > function
> > to map large pages.
> >
> > I think it seems to be the cause that MapViewOfFile() in
> > src/backend/port/win32_shmem.c
> > does not specify FILE_MAP_LARGE_PAGES flag.
>
> I don't have a Windows 10 machine as recent as that at hand, though..

I have a Windows 10 apparently version 20H2 (the versioning doesn't make any
sense) with all needed to compile postgres at hand.  I can have a look next
week.