Phil Harman <phil.har...@sun.com> writes:

> Gary Mills wrote:
> The Solaris implementation of mmap(2) is functionally correct, but the
> wait for a 64 bit address space rather moved the attention of
> performance tuning elsewhere. I must admit I was surprised to see so
> much code out there that still uses mmap(2) for general I/O (rather
> than just to support dynamic linking).

Probably this is encouraged by documentation like this:

> The memory mapping interface is described in Memory Management
> Interfaces. Mapping files is the most efficient form of file I/O for
> most applications run under the SunOS platform.

Found at:

http://docs.sun.com/app/docs/doc/817-4415/fileio-2?l=en&a=view


Boyd.
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