Re: [Boost-users] [Interprocess] Page default

Subject: Re: [Boost-users] [Interprocess] Page default
From: Oodini (svdbg____at_[hidden])
Date: 2013-08-02 05:52:41

> To elaborate on Ion's remarks, ALL virtual memory in user space in
> windows is backed by the page file, and ALL file I/O is memory
> mapped, the only difference being virtual memory is backed by the
> page file rather than a specific named file in the file system. Your
> inter process memory is just as likely to be in physical memory as
> any other data. So most likely this is not the cause of your
> performance issue, unless memory is so tight that your entire
> process working set is continually thrashing.

Well, my program previously loads the data in "normal" RAM, and I ddidn't have any problems.
Since I use the shared memory, I do experiencing troubles.

PS : my data are about 12 Gb big, and I have 24 Gb of RAM on my system.