The following reply was made to PR general/3040; it has been noted by GNATS.

From: Marc Slemko <[EMAIL PROTECTED]>
To: Gerald Britton <[EMAIL PROTECTED]>
Cc: [EMAIL PROTECTED]
Subject: Re: general/3040: mmap is not a good idea for very large files
Date: Tue, 22 Sep 1998 22:51:05 -0700 (PDT)

 On 22 Sep 1998, Gerald Britton wrote:
 
 > >Description:
 > mmaping large files causes a severe preformance hit causing severe swapping
 > and a large speed drop in transmission.
 
 That isn't completely accurate.
 
 That may be the case on Linux, but it doesn't mean that operating systems
 that implement mmap() better have such silly problems.  Linux also has
 other problems with mor e"normal" sizes related to readahead (or the lack
 thereof) for sequential mmap()ed access.
 

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