lam vs. openmpi
Ok. You probably know what the next question will be, please: how do I uninstall the lam stuff? thanks, Erin
On Mon, May 25, 2009 at 3:08 AM, Dirk Eddelbuettel <edd at debian.org> wrote:
On 24 May 2009 at 23:02, Erin Hodgess wrote: | Dear R Debian Users: | | I wrote a quick C program (eventually to become R code) and compiled it as: | | mpicc -o greet greet.c | | So far so good. ?Now when I run mpirun, this happens: | | | erin at erin-laptop:~$ mpirun -np 2 greet | ----------------------------------------------------------------------------- | It seems that there is no lamd running on the host erin-laptop. | | This indicates that the LAM/MPI runtime environment is not operating. | The LAM/MPI runtime environment is necessary for the "mpirun" command. | | Please run the "lamboot" command the start the LAM/MPI runtime | environment. ?See the LAM/MPI documentation for how to invoke | "lamboot" across multiple machines. | ----------------------------------------------------------------------------- | | | I have both lam and openmpi installed on my Ubuntu 9.04. ?What should | I do to eliminate the lam issue, please? Either by uninstalling the lam packages, and/or by calling the Open MPI programs directly (which overrides the default values of the alternatives system). ?I.e. ? ? ? ? ?mpicc.openmpi ? ? ? ? ? ? ? ? instead of mpicc ? ? ? ? ?mpirun.openmpi ? ? ? ? ? ? ? ?instead of mpirun, or just use orterun But unless you have a reason to use it, I'd just un-install all things lam. Dirk | thanks, | Erin | | | -- | Erin Hodgess | Associate Professor | Department of Computer and Mathematical Sciences | University of Houston - Downtown | mailto: erinm.hodgess at gmail.com | | _______________________________________________ | R-SIG-Debian mailing list | R-SIG-Debian at r-project.org | https://stat.ethz.ch/mailman/listinfo/r-sig-debian -- Three out of two people have difficulties with fractions.
Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com