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Machine Learning Server not connects to HDFS(Hortonworks HDP2.6) RRS feed

  • Question


  • 1 trying to read file from HDFS with local compute context
     
    I get the error
     
    Failed to connect to hdfs, or action was canceled.
     
     
    Could not open data source.
    Error in doTryCatch(return(expr), name, parentenv, handler) :
      Could not open data source.
     
    2 Running with a Spark Compute Context
     
    I get  same errors
     
    Error in system(paste0(cmdStr, " 2>&1"), intern = TRUE) :
      error in running command
    Error in rxRemoteExecute(computeContext, shellCmd, schedulerJobInstance) :
      Fail to execute command on server from client: /usr/bin/mrs-hadoop-job. Please make sure that R server is installed properly.
    Error in system(paste0(cmdStr, " 2>&1"), intern = TRUE) :
      error in running command
    Thursday, November 2, 2017 2:52 PM