[R] memory problem?

Duncan Murdoch dmurdoch at pair.com
Tue Jul 13 04:00:12 CEST 2004

On Mon, 12 Jul 2004 21:53:34 -0400 (EDT), Tianyu Tom Wang
<gtg746b at mail.gatech.edu> wrote:

>Hi everyone,
>   I'm running R1.9.1 on RedHat Linux.  I'm trying to read in a matrix
>file with 13956 by 858 dimensions.  I realize this is pretty huge, though
>I think the amount of memory I have should be able to handle it.  R reads
>the entire file and tells me "Read in 11974247 values".  This is exactly
>one less value than what it should have read in (11974248 = 13956*856).
>I'm pretty sure this is a memory problem.  Any ideas on how to allocate
>more memory/fix this problem?

What function are you using to read the data?  It seems pretty
unlikely that it's running out of memory; more likely there's an
off-by-one calculation somewhere.

Duncan Murdoch

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