On May 23, 2007, at 1:19 PM, Simon de Bernard wrote: > Based on what Eric says (symptoms and the fact that it works on the > SAME machine under ubuntu), it looks a lot like what I reported on > april the 7th... >
What you reported was a crash, what he reports is ... I don't know what ;). And that's why I need more info ... Cheers, Simon > > Le 23 mai 07 à 19:03, Simon Urbanek a écrit : > >> Eric, >> >> unless you tell us more precisely what you do and what machine you >> have we can't really help you. If you don't have enough RAM (>4GB) >> 64- >> bit R won't really help you as it ends up swapping all the time >> anyway (just look at the resource usage). >> >> Cheers, >> Simon >> >> >> On May 23, 2007, at 11:15 AM, Eric Blanc wrote: >> >>> Hi, >>> >>> I encountered problems in using the experimental build R 2.5 for >>> x86_64 architecture. I have downloaded the framework from >>> >>> http://r.research.att.com/R-25-br-quad.tar.gz >>> >>> I tried to load large objects, (about 2GB each), but it hangs at >>> random points, apparently always after the 4GB mark (i.e. while >>> loading the 3rd object). I am monitoring the resources usage from >>> another terminal window (top), and the R process never completes >>> loading the 3rd object, the memory usage stops increasing before >>> reaching 6GB, even though the CPU usage by R is 100%. The time >>> required to load the 1st and 2nd objects are about 1 minute each, >>> while I stopped R after 30 minutes (without completing loading the >>> 3rd object). I had similar problems last december, when I tried to >>> compile R 2.4 from scratch using the instructions in >>> >>> https://stat.ethz.ch/pipermail/r-sig-mac/2006-November/003384.html >>> >>> Here is the sessionInfo(): >>> >>> R version 2.5.0 Patched (2007-05-02 r41420) >>> x86_64-apple-darwin8.9.1 >>> >>> locale: >>> C >>> >>> attached base packages: >>> [1] "stats" "graphics" "grDevices" "utils" "datasets" >>> "methods" >>> [7] "base" >>> >>> Has anybody tried to use large amounts of memory with R 2.5 x86_64 ? >>> I must add that I tried to load the same objects, on the same >>> machine, but using Ubuntu 7.4 x86_64, and it works on Ubuntu. It >>> seems to be a OS X problem (I am using 10.4.9). >>> >>> Thanks, >>> Eric >>> [[alternative HTML version deleted]] >>> >>> _______________________________________________ >>> R-SIG-Mac mailing list >>> R-SIG-Mac@stat.math.ethz.ch >>> https://stat.ethz.ch/mailman/listinfo/r-sig-mac >>> >>> >> >> _______________________________________________ >> R-SIG-Mac mailing list >> R-SIG-Mac@stat.math.ethz.ch >> https://stat.ethz.ch/mailman/listinfo/r-sig-mac > > > _______________________________________________ R-SIG-Mac mailing list R-SIG-Mac@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-mac
