Zoinks, thanks! I will seek to pare that file down and try again. Andy
---------------------------------------------------------------------- Andrew J Perrin - andrew_perrin (at) unc.edu - http://perrin.socsci.unc.edu Assistant Professor of Sociology; Book Review Editor, _Social Forces_ University of North Carolina - CB#3210, Chapel Hill, NC 27599-3210 USA New Book: http://www.press.uchicago.edu/cgi-bin/hfs.cgi/00/178592.ctl On Thu, 8 Mar 2007, Uwe Ligges wrote: > > > Andrew Perrin wrote: >> Greetings- >> >> Running R 2.4.0 under Debian Linux, I am getting a memory error trying to >> read a very large file: >> >>> library(foreign) >>> oldgrades.df <- read.spss('Individual grades with AI (Nov 7 >>> 2006).sav',to.data.frame=TRUE) >> Error: cannot allocate vector of size 10826 Kb >> >> >> This file is, granted, quite large: >> >> [EMAIL PROTECTED]:/data0/grading$ ls -l >> total 630304 >> -r-xr-xr-x 1 aperrin aperrin 271210015 2007-03-06 15:54 Individual grades >> with AI (Mar 2 2007).sav >> -r-xr-xr-x 1 aperrin aperrin 353209140 2007-03-06 15:57 Individual grades >> with AI (Nov 7 2006).sav >> >> >> ...but there ought to be plenty of resources. The machine is a dual-Xeon >> 2.8Ghz with 6GB of RAM and enormous swap. It's doing almost nothing else >> when I try the load, and at the moment it returned the error, this was the >> status of top: >> >> Mem: 6750980k total, 4668388k used, 2082592k free, 141820k buffers >> Swap: 19535032k total, 8k used, 19535024k free, 749244k cached >> >> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND >> 6168 aperrin 25 0 3015m 2.9g 2880 R 100 45.6 7:52.93 R > > > You have hit the 3GB limit. Since your Xeon is probably a P4 architecture > (which means 32 bit), you cannot go on here. Probably it is the best idea to > put the data from SPSS into some database and use that database from R. > > Uwe Ligges > > > >> >> >> Background info: >> [EMAIL PROTECTED]:~$ uname -a >> Linux perrin 2.6.18 #1 SMP Tue Feb 6 14:20:44 EST 2007 i686 GNU/Linux >> >> [EMAIL PROTECTED]:~$ R --version >> R version 2.4.0 Patched (2006-11-25 r39997) >> Copyright (C) 2006 The R Foundation for Statistical Computing >> ISBN 3-900051-07-0 >> >> >> >> Any thoughts? I would be happy to compile R locally if that would help. >> >> Andy >> >> >> ---------------------------------------------------------------------- >> Andrew J Perrin - andrew_perrin (at) unc.edu - http://perrin.socsci.unc.edu >> Assistant Professor of Sociology; Book Review Editor, _Social Forces_ >> University of North Carolina - CB#3210, Chapel Hill, NC 27599-3210 USA >> New Book: http://www.press.uchicago.edu/cgi-bin/hfs.cgi/00/178592.ctl >> >> ______________________________________________ >> [email protected] mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
