> -----Original Message----- > From: Stefan Theussl [mailto:stefan.theu...@wu.ac.at] > Sent: Wednesday, June 08, 2011 8:40 PM > To: XiaoboGu > Cc: r-devel@r-project.org > Subject: Re: [Rd] Does anybody successfully built latest R on AIX 5.3? > > On 06/08/2011 02:02 PM, XiaoboGu wrote: > > Hi Stefan, > > Thanks for replying! > > > > I have just managed to installed gcc 4.2.4.2 on AIX this evening, and > > will try to install > gfortran tomorrow, there are a few more questions > > > great. > > 1. Are you running R 2.13.0 > > > Currently we are running 2.12.0 (works with both GNU and IBM compilers). > I was not able to compile 2.13 with GNU compilers yet, IBM compilers > work though (are preferable anyway, since performance is higher): > > R version 2.13.0 Patched (2011-06-08 r56086) > Copyright (C) 2011 The R Foundation for Statistical Computing > ISBN 3-900051-07-0 > Platform: powerpc-ibm-aix6.1.0.0 (64-bit) > > R is free software and comes with ABSOLUTELY NO WARRANTY. > You are welcome to redistribute it under certain conditions. > Type 'license()' or 'licence()' for distribution details. > > R is a collaborative project with many contributors. > Type 'contributors()' for more information and > 'citation()' on how to cite R or R packages in publications. > > Type 'demo()' for some demos, 'help()' for on-line help, or > 'help.start()' for an HTML browser interface to help. > Type 'q()' to quit R. > > > sessionInfo() > R version 2.13.0 Patched (2011-06-08 r56086) > Platform: powerpc-ibm-aix6.1.0.0 (64-bit) > > locale: > [1] EN_US.UTF-8 EN_US.UTF-8 C C EN_US.UTF-8 EN_US.UTF-8 > > attached base packages: > [1] stats graphics grDevices utils datasets methods base > > > > However recommended package Matrix gives an error upon loading. > > 2. Can you share all the environment variables we have to set before > > running the configure > script. > > > See the manual and > https://r-forge.r-project.org/scm/viewvc.php/install_scripts/install_R_AIX.sh?view=markup > &root=aix > > You may download this script (and patches), modify the paths > accordingly, run it (e.g., ./install_R_AIX.sh --ibm for 2.13) and R > should build fine. > There are a couple of notes and patches provided in the R/AIX repository > on R-Forge (e.g., how to get IBM BLAS linked etc., missing third-party > libs installed, etc.). > > > 3. Can you share the full command line of configure script. > > > see above. > > 4. According to your experience, is there a huge performance lift compared > > to X86 CPUS, > what's the clock speed of you Power CPU? > > > No there isn't. One can use the IBM BLAS library (ESSL), then one will > observe a significant speedup for linear algebra tasks. Note however, > ESSL does not incorporate the full BLAS specification (thus the patch). > In general, R runs slower on the power architecture than on x86.
This is strange, we are hoping to improve R performance through high clock speed Power CPU(4.0 GHz above), Now I think we should take more considerations, RAM is also cheaper for X86 than Power :) > We have a Power 6 8core CPU @ 3.5 GHz. Actually, we use our system > mainly for memory-demanding applications (<=128GB RAM). > > Best, > st > > > > Regards, > > > > Xiaobo Gu > > > > > > > >> -----Original Message----- > >> From: Stefan Theussl [mailto:stefan.theu...@wu.ac.at] > >> Sent: Wednesday, June 08, 2011 7:07 PM > >> To: guxiaobo1...@gmail.com > >> Cc: r-devel@r-project.org > >> Subject: Re: [Rd] Does anybody successfully built latest R on AIX 5.3? > >> > >> We successfully built R on AIX 6.1 but the following instructions should > >> also work for > 5.3. > >> > >> We mainly used the software from OSS4AIX but also from the "AIX Toolbox > >> for Linux > >> Applications" obtainable directly from IBM. Attached you'll find our list > >> of installed > rpms. > >> This and the instructions provided in the "R Installation and > >> Administration" manual > should > >> be all you need to build R on AIX systems. > >> > >> hth, > >> st > >> > > ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel