From: aho450s AT nic DOT smsu DOT edu (Tony O'Bryan)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: slow dos, fast win95 linking ?
Date: Tue, 31 Dec 1996 03:44:09 GMT
Organization: Southwest Missouri State University
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Message-ID: <32c88b07.4672540@ursa.smsu.edu>
References: <32C8721B DOT 7C85 AT fred DOT net>
NNTP-Posting-Host: forseti.i31.smsu.edu
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

On Mon, 30 Dec 1996 20:53:31 -0500, mlarch AT fred DOT net wrote:

>With a rough timmer I got 78.6 seconds in dos
>compared to 11.5 seconds in a dos window under
>win95. What causes this ? In both cases TMPDIR
>points to a 16meg ram disk. Under dos qemm is
>serving up memory. The *.o files passed to make
>total less than 8k. 

GCC spends most of its time loading the various compilation/link
stages from disk.  The RAM disk probably won't help a whole lot unless
you move gcc and all its required accessories to the RAM disk.

Win95 caches the executables, so has access to them much quicker than
DOS does.