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Re: 60Mb dataset

• To: mathgroup at smc.vnet.net
• Subject: [mg100598] Re: 60Mb dataset
• From: Szabolcs Horvát <szhorvat at gmail.com>
• Date: Tue, 9 Jun 2009 03:53:43 -0400 (EDT)
• References: <h0i8l0$jae$1@smc.vnet.net>

Weldon MacDonald wrote:
> I'm having a problem with Mathematica and I want to see if there's any
> help for  it.
> Specifically, I'm operating on a 60Mb dataset. I can load it and do
> minor operations, but when I try to do a more complex task, it tries
> to run it in RAM. I have 3Gb, but it quickly goes through that. Why
> doesn't Mathematica page to disk? Or is the problem that I don't know
> how to make it do so?

It is not Mathematica that swaps data to disk, but the operating system. 
  However, a 32-bit system cannot address more memory that 4 GB (and, at 
least on Windows, a single program can only use at most 2GB).