Path: utzoo!dptcdc!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!rutgers!rochester!pt.cs.cmu.edu!b.gp.cs.cmu.edu!ralf
From: ralf@b.gp.cs.cmu.edu (Ralf Brown)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Cache & Buffers..how many buffers are required?
Message-ID: <4747@pt.cs.cmu.edu>
Date: 17 Apr 89 23:42:34 GMT
References: <19767@iuvax.cs.indiana.edu>
Organization: Carnegie-Mellon University, CS/RI
Lines: 20

In article <19767@iuvax.cs.indiana.edu> bobmon@iuvax.cs.indiana.edu (RAMontante) writes:
}timing.  Incidentally, old versions of DOS defaulted to 5 buffers, but
}recent ones (> 3.1 ?) default to a larger number like 15, based on
}memory size -- so you have to explicitly set the buffers.  This caused
}quite a blip in my data until I discovered the change in defaults.

DOS 2.x defaults to 2 buffers, 3.0 through 3.21 default to 2 on a PC or XT
and 3 on an AT, 3.3+ default varies with available memory. 

}(Flame time:  There's still one relic I'd like to cut down that would save
}me a cool 30K -- anybody got some ideas for tossing COMMAND.COM? :-)

Tossing it may save 30K disk space, but it will save only about 3K of memory,
since most of COMMAND.COM is transient and may be overwritten by applications.

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