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  1. Zeppelin
  2. ZEPPELIN-3961

Integration of Zeppelin with R



    • Type: Bug
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: 0.7.0
    • Fix Version/s: None
    • Component/s: zeppelin-interpreter
    • Labels:


      I'm getting below error while executing spark2.r in Zeppelin note Book

      org.apache.zeppelin.interpreter.InterpreterException: sparkr is not responding
      R version 3.5.0 (2018-04-23) – "Joy in Playing"
      Copyright (C) 2018 The R Foundation for Statistical Computing
      Platform: x86_64-redhat-linux-gnu (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.
      Natural language support but running in an English locale
      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.
      > #
      > # Licensed to the Apache Software Foundation (ASF) under one
      > # or more contributor license agreements. See the NOTICE file
      > # distributed with this work for additional information
      > # regarding copyright ownership. The ASF licenses this file
      > # to you under the Apache License, Version 2.0 (the
      > # "License"); you may not use this file except in compliance
      > # with the License. You may obtain a copy of the License at
      > #
      > # http://www.apache.org/licenses/LICENSE-2.0
      > #
      > # Unless required by applicable law or agreed to in writing, software
      > # distributed under the License is distributed on an "AS IS" BASIS,
      > # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      > # See the License for the specific language governing permissions and
      > # limitations under the License.
      > #
      > args <- commandArgs(trailingOnly = TRUE)
      > hashCode <- as.integer(args[1])
      > port <- as.integer(args[2])
      > libPath <- args[3]
      > version <- as.integer(args[4])
      > rm(args)
      > print(paste("Port ", toString(port)))
      [1] "Port 46637"
      > print(paste("LibPath ", libPath))
      [1] "LibPath /usr/hdp/current/spark2-client//R/lib"
      > .libPaths(c(file.path(libPath), .libPaths()))
      > library(SparkR)
      Attaching package: ‘SparkR’
      The following objects are masked from ‘package:stats’:
      cov, filter, lag, na.omit, predict, sd, var, window
      > SparkR:::connectBackend("localhost", port, 6000)
      The following objects are masked from ‘package:base’:
      as.data.frame, colnames, colnames<-, drop, endsWith, intersect,
      rank, rbind, sample, startsWith, subset, summary, transform, union
      A connection with
      description "->localhost:46637"
      class "sockconn"
      mode "wb"
      text "binary"
      opened "opened"
      can read "yes"
      can write "yes"
      > # scStartTime is needed by R/pkg/R/sparkR.R
      > assign(".scStartTime", as.integer(Sys.time()), envir = SparkR:::.sparkREnv)
      > # getZeppelinR
      > .zeppelinR = SparkR:::callJStatic("org.apache.zeppelin.spark.ZeppelinR", "getZeppelinR", hashCode)
      at org.apache.zeppelin.spark.ZeppelinR.waitForRScriptInitialized(ZeppelinR.java:285)
      at org.apache.zeppelin.spark.ZeppelinR.request(ZeppelinR.java:227)
      at org.apache.zeppelin.spark.ZeppelinR.eval(ZeppelinR.java:176)
      at org.apache.zeppelin.spark.ZeppelinR.open(ZeppelinR.java:165)
      at org.apache.zeppelin.spark.SparkRInterpreter.open(SparkRInterpreter.java:90)
      at org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
      at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:493)
      at org.apache.zeppelin.scheduler.Job.run(Job.java:175)
      at org.apache.zeppelin.scheduler.FIFOScheduler$1.run(FIFOScheduler.java:139)
      at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
      at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
      at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      at java.lang.Thread.run(Thread.java:748)
      Took 10 sec. Last updated by X1225315 at January 22 2019, 3:58:52 PM.
      I've set up spark_home in zeppelin-env.xml file.  Can anyone help me to fix this issue




            • Assignee:
              rameshnag ramesh
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