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Mail Archives: djgpp/1999/12/13/13:04:09

Date: Mon, 13 Dec 1999 17:30:53 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender: eliz AT is
To: Michelle Konzack <starone AT cybercable DOT fr>
cc: djgpp AT delorie DOT com
Subject: Re: ms-dos 7 ramdrive.sys and djgpp
In-Reply-To: <3.0.6.16.19991213124701.25df03da@mail.cybercable.fr>
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On Mon, 13 Dec 1999, Michelle Konzack wrote:

> Unfortunately the RAM-Disk can be only 32 MByte...

What RAM disk has this ridiculous limitation?

> I had tried it with a small installation...  ;-))
> ...on a Cx486dx40 with 64 MByte.
> 
> It is the same speed as a Am486dx4-100 with 32 MByte 
> and a normal installation.

Did you take care of pointing TMPDIR environment variable to the RAM 
disk, when you measured this?  If not, the slow-down from writing 
temporary files to the hard disk completely overshadows the gains of 
having programs on the RAM disk.

You also need to set COMPILER_PATH and other environment variables, 
otherwise GCC will still invoke the compiler passes from the hard disk, 
not from the RAM drive.

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