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Minwoo Kang edited comment on SPARK-13394 at 2/19/16 2:09 PM: -------------------------------------------------------------- I am so sorry for doesn't read the url before post this issue. Do I have to delete this issue? Yes, I look SimpleUserGroupsMapping class up in hadoop sources. But SimpleUserGroupsMapping does not exist. I do not have no idea. Why does spark need SimpleUserGroupsMapping class. was (Author: minwoo.kang): I am so sorry for doesn't read the url before post this issue. Do I have to delete this issue? Yes, I look SimpleUserGroupsMapping class up in hadoop sources. But SimpleUserGroupsMapping does not exist. > What is "java.lang.RuntimeException: java.lang.ClassNotFoundException: Class > org.apache.hadoop.security.SimpleUserGroupsMapping not found" > ------------------------------------------------------------------------------------------------------------------------------------------ > > Key: SPARK-13394 > URL: https://issues.apache.org/jira/browse/SPARK-13394 > Project: Spark > Issue Type: Question > Components: Spark Shell > Affects Versions: 1.6.0 > Environment: Hadoop 2.7.1, r2 > Reporter: Minwoo Kang > Priority: Minor > > I want to deploy spark on yarn. > So I execute follow script > {code} > ./bin/spark-shell --master yarn-client > {code} > But Spark shell throw RuntimeException > Error Description > {code} > Exception in thread "main" java.lang.RuntimeException: > java.lang.RuntimeException: java.lang.ClassNotFoundException: Class > org.apache.hadoop.security.SimpleUserGroupsMapping not found > at > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2106) > at org.apache.hadoop.security.Groups.<init>(Groups.java:70) > at org.apache.hadoop.security.Groups.<init>(Groups.java:66) > at > org.apache.hadoop.security.Groups.getUserToGroupsMappingService(Groups.java:280) > at > org.apache.hadoop.security.UserGroupInformation.initialize(UserGroupInformation.java:271) > at > org.apache.hadoop.security.UserGroupInformation.ensureInitialized(UserGroupInformation.java:248) > at > org.apache.hadoop.security.UserGroupInformation.loginUserFromSubject(UserGroupInformation.java:763) > at > org.apache.hadoop.security.UserGroupInformation.getLoginUser(UserGroupInformation.java:748) > at > org.apache.hadoop.security.UserGroupInformation.getCurrentUser(UserGroupInformation.java:621) > at > org.apache.spark.util.Utils$$anonfun$getCurrentUserName$1.apply(Utils.scala:2136) > at > org.apache.spark.util.Utils$$anonfun$getCurrentUserName$1.apply(Utils.scala:2136) > at scala.Option.getOrElse(Option.scala:120) > at org.apache.spark.util.Utils$.getCurrentUserName(Utils.scala:2136) > at org.apache.spark.SecurityManager.<init>(SecurityManager.scala:214) > at org.apache.spark.repl.SparkIMain.<init>(SparkIMain.scala:118) > at > org.apache.spark.repl.SparkILoop$SparkILoopInterpreter.<init>(SparkILoop.scala:187) > at > org.apache.spark.repl.SparkILoop.createInterpreter(SparkILoop.scala:217) > at > org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply$mcZ$sp(SparkILoop.scala:949) > at > org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply(SparkILoop.scala:945) > at > org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply(SparkILoop.scala:945) > at > scala.tools.nsc.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:135) > at > org.apache.spark.repl.SparkILoop.org$apache$spark$repl$SparkILoop$$process(SparkILoop.scala:945) > at org.apache.spark.repl.SparkILoop.process(SparkILoop.scala:1059) > at org.apache.spark.repl.Main$.main(Main.scala:31) > at org.apache.spark.repl.Main.main(Main.scala) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:731) > at > org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:181) > at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:206) > at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:121) > at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) > Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: > Class org.apache.hadoop.security.SimpleUserGroupsMapping not found > at > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2074) > at > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2098) > ... 33 more > Caused by: java.lang.ClassNotFoundException: Class > org.apache.hadoop.security.SimpleUserGroupsMapping not found > at > org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:1980) > at > org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2072) > ... 34 more > 16/02/19 22:29:51 INFO util.ShutdownHookManager: Shutdown hook called > 16/02/19 22:29:51 INFO util.ShutdownHookManager: Deleting directory > /tmp/spark- > {code} > Would you mind explaining how to fix this error and how to deploy spark on > yarn step by step? -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org