= R-MPI =

== 1.What is R-MPI ==
----
== 2.Software Requirement ==
 * MPI implements
  * mpich2, mpich, LAM-MPI (7.0.2 or higher)
   * For mpich2 installation, please reference [http://trac.nchc.org.tw/grid/wiki/MPICH2_Install here]
  * OpenMPI may causes some problem, not for sure.
 * R (2.0.0 or higher)
  * Assuming that your system is ubuntu or you got apt-get commands, you can just install R by :
{{{
root@client-01:~# apt-get install r-base-core
}}}
 * gcc-4.2
  * As previous step, you can install gcc-4.2 by :
{{{
root@client-01:~# apt-get install gcc-4.2
}}}
 * R-MPI require [http://www.lam-mpi.org/ LAM/MPI]
----
== 3.Install Rmpi ==
 * Download for Rmpi from [http://www.stats.uwo.ca/faculty/yu/Rmpi/ here].
   The latest version is 0.5-5.
{{{
root@client-01:/opt# wget http://www.stats.uwo.ca/faculty/yu/Rmpi/download/linux/Rmpi_0.5-5.tar.gz
}}}
 * Assuming that your system have installed R, gcc-4.2 and any one of MPI implements already.
   Then we can start to install Rmpi as follows
{{{
root@client-01:/opt# R CMD INSTALL Rmpi_0.5-5.tar.gz
}}}
 * Rmpi have been installed successfully so far.
----
== 4.Test for Rmpi ==
----
== 5.Reference ==

 * [http://www.r-project.org/ The R Project Offical Website]
 * [http://www.stats.uwo.ca/faculty/yu/Rmpi/ Rmpi Project Offical Website]
 * [http://www.statistik.uni-dortmund.de/useR-2008/ The R User Conference 2008]
 * [http://cran.r-project.org/web/packages/Rmpi/index.html Rmpi: Interface (Wrapper) to MPI (Message-Passing Interface)]
 * [http://packages.debian.org/stable/math/r-cran-rmpi Debian Rmpi Package]