In case this is helpful, I don't see this issue on my Mac Pro with OSX version 10.7.5. Details below.
> M <- matrix(1,23171,23171) ; diag(M) <- 0 ; range(colSums(M)) [1] 23170 23170 > sessionInfo() R version 3.0.1 (2013-05-16) Platform: x86_64-apple-darwin10.8.0 (64-bit) locale: [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8 attached base packages: [1] stats graphics grDevices utils datasets methods base > .Platform $OS.type [1] "unix" $file.sep [1] "/" $dynlib.ext [1] ".so" $GUI [1] "X11" $endian [1] "little" $pkgType [1] "mac.binary" $path.sep [1] ":" $r_arch [1] "" > R.Version() $platform [1] "x86_64-apple-darwin10.8.0" $arch [1] "x86_64" $os [1] "darwin10.8.0" $system [1] "x86_64, darwin10.8.0" $status [1] "" $major [1] "3" $minor [1] "0.1" $year [1] "2013" $month [1] "05" $day [1] "16" $`svn rev` [1] "62743" $language [1] "R" $version.string [1] "R version 3.0.1 (2013-05-16)" $nickname [1] "Good Sport" On Wed, Aug 21, 2013 at 12:51 PM, peter dalgaard <pda...@gmail.com> wrote: > > On Aug 21, 2013, at 16:39 , peter dalgaard wrote: > >> >> Likely. I'm not seeing it on the iMac/SnowLeopard, only on the MacPro/Lion. >> I'm upgrading the MacPorts R on the MacPro now to see whether it has issues >> too, but of course that reinstalls everything but the kitchen sink... > > Whoops. I don't know what I was thinking there. I seem to have suppressed all > memory of the hard disk replacement on the iMac, and its aftereffects. Both > machines are in fact running Lion! That makes things even odder... > > > -- > Peter Dalgaard, Professor > Center for Statistics, Copenhagen Business School > Solbjerg Plads 3, 2000 Frederiksberg, Denmark > Phone: (+45)38153501 > Email: pd....@cbs.dk Priv: pda...@gmail.com > > ______________________________________________ > R-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel