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...setup Ubuntu 12.04 (32 bit) R (Ubuntu comes with 2.14.1, so updated to 3.0.2) Installed the latest rmr2 and rhdfs from here<https://github.com/RevolutionAnalytics/RHadoop/wiki/Downloads>and the corresponding dependencies Hadoop 1.2.1 Now I am trying to run a simple MR program as Sys.setenv(HADOOP_HOME="/home/training/Installations/hadoop-1.2.1") Sys.setenv(HADOOP_CMD="/home/training/Installations/hadoop-1.2.1/bin/hadoop") library(rmr2) library(rhdfs) ints = to.dfs(1:100) calc = mapreduce(input = ints, map = function(k, v) cbind(v, 2*v)) from.dfs(calc) The mapreduce job fa...

I have the following in vagrantfile in WIndows system. config.vm.provision :puppet do |puppet| puppet.manifests_path = "manifests" puppet.manifest_file = "base-hadoop.pp" puppet.module_path = "modules" end when i run vagrant provision, i do see manifest and module folders are mounted and ssh into vm, I can find files in the following path

Buenos días, Tengo instalado un cluster en una máquina virtual y he instalado R y Rstudio (sobre Ubuntu server 14.04 64 bits ) . Desde consola puedo entrar en R y ejecutar un ejemplo con mapreduce sin problemas. Pero cuando lo intento hacer desde Rstudio obtengo este error: 16/02/16 10:37:00 ERROR streaming.StreamJob: Job not successful! Streaming Command Failed! Error in mr(map = map, reduce =

...ot; code:--> =================================================================================== //connecting to Rserve $socket=Rserve_connect(); print "Socket:----------------->".$x_socket; echo "<br>"; //setting path variables Rserve_eval($socket,"Sys.setenv(HADOOP_HOME='/home/trendwise/Hadoop/hadoop-0.20.2')"); Rserve_eval($socket,"Sys.setenv(HIVE_HOME='/home/trendwise/Hadoop/hive-0.7.1')"); //loading RHive library $library=Rserve_eval($socket,"library(RHive)"); echo "Loaded library:- "; foreach($library as $v...