Re: [Boost-users] File-mapped shared memory access through Boost interprocess is slow on some HPC file-systems due to mmap

Subject: Re: [Boost-users] File-mapped shared memory access through Boost interprocess is slow on some HPC file-systems due to mmap
From: Ion Gaztañaga (igaztanaga_at_[hidden])
Date: 2016-05-24 17:21:03

On 23/05/2016 3:39, Scott Ritchie wrote:
> Hi all,
>
> I'm wondering if there is some way to use the Boost interprocess library
> without the use of mmap for file I/O?

No, Interprocess is built around mmap. The mapped region can come from a 
file, a shared memory object, etc. but once the device is mapped, the 
it's in hands of the OS/filesystem to improve the situation.

Sorry for the news. Best,

Ion