java.lang.ClassNotFoundException: org.apache.mahout.math.Vector
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This might be an issue with the file location in the Spark submit command. Try it with
spark-submit --master spark://master:7077 \ hello_world_from_pyspark.py {file location}
You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though
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java.lang.ClassNotFoundException: org.apache.mahout.math.Vector
at java.net.URLClassLoader$1.run(URLClassLoader.java:372)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:360)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:344)
at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:1844)
at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:1809)
at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:1903)
at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:1929)
at org.apache.hadoop.mapred.JobConf.getMapOutputValueClass(JobConf.java:837)
at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.init(MapTask.java:983)
at org.apache.hadoop.mapred.MapTask.createSortingCollector(MapTask.java:391)
at org.apache.hadoop.mapred.MapTask.access$100(MapTask.java:80)
at org.apache.hadoop.mapred.MapTask$NewOutputCollector.
(MapTask.java:675) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:747)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:340)
at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:168)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1614)
at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:163)