bq. Caused by: java.net.UnknownHostException: dhcp-10-35-14-100: Name or service not known
Can you check your DNS ? Cheers On Fri, Mar 20, 2015 at 8:54 PM, tangzilu <zilu.t...@hotmail.com> wrote: > Hi All: > I recently started to deploy Spark1.2 in my VisualBox Linux. > But when I run the command "./spark-shell" in the path of > "/opt/spark-1.2.1/bin", I got the result like this: > > [root@dhcp-10-35-14-100 bin]# ./spark-shell > Using Spark's default log4j profile: > org/apache/spark/log4j-defaults.properties > 15/03/20 13:56:06 INFO SecurityManager: Changing view acls to: root > 15/03/20 13:56:06 INFO SecurityManager: Changing modify acls to: root > 15/03/20 13:56:06 INFO SecurityManager: SecurityManager: authentication > disabled; ui acls disabled; users with view permissions: Set(root); users > with modify permissions: Set(root) > 15/03/20 13:56:06 INFO HttpServer: Starting HTTP Server > 15/03/20 13:56:06 INFO Utils: Successfully started service 'HTTP class > server' on port 47691. > Welcome to > ____ __ > / __/__ ___ _____/ /__ > _\ \/ _ \/ _ `/ __/ '_/ > /___/ .__/\_,_/_/ /_/\_\ version 1.2.1 > /_/ > > Using Scala version 2.10.4 (OpenJDK 64-Bit Server VM, Java 1.7.0_75) > Type in expressions to have them evaluated. > Type :help for more information. > java.net.UnknownHostException: dhcp-10-35-14-100: dhcp-10-35-14-100: Name > or service not known > at java.net.InetAddress.getLocalHost(InetAddress.java:1473) > at org.apache.spark.util.Utils$.findLocalIpAddress(Utils.scala:710) > at > org.apache.spark.util.Utils$.localIpAddress$lzycompute(Utils.scala:702) > at org.apache.spark.util.Utils$.localIpAddress(Utils.scala:702) > at org.apache.spark.HttpServer.uri(HttpServer.scala:158) > at > org.apache.spark.repl.SparkILoop.createSparkContext(SparkILoop.scala:982) > at $iwC$$iwC.<init>(<console>:9) > at $iwC.<init>(<console>:18) > at <init>(<console>:20) > at .<init>(<console>:24) > at .<clinit>(<console>) > at .<init>(<console>:7) > at .<clinit>(<console>) > at $print(<console>) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852) > at > org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125) > at > org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674) > at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705) > at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669) > at > org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:828) > at > org.apache.spark.repl.SparkILoop.interpretStartingWith(SparkILoop.scala:873) > at org.apache.spark.repl.SparkILoop.command(SparkILoop.scala:785) > at > org.apache.spark.repl.SparkILoopInit$$anonfun$initializeSpark$1.apply(SparkILoopInit.scala:123) > at > org.apache.spark.repl.SparkILoopInit$$anonfun$initializeSpark$1.apply(SparkILoopInit.scala:122) > at > org.apache.spark.repl.SparkIMain.beQuietDuring(SparkIMain.scala:270) > at > org.apache.spark.repl.SparkILoopInit$class.initializeSpark(SparkILoopInit.scala:122) > at > org.apache.spark.repl.SparkILoop.initializeSpark(SparkILoop.scala:60) > at > org.apache.spark.repl.SparkILoop$$anonfun$process$1$$anonfun$apply$mcZ$sp$5.apply$mcV$sp(SparkILoop.scala:945) > at > org.apache.spark.repl.SparkILoopInit$class.runThunks(SparkILoopInit.scala:147) > at org.apache.spark.repl.SparkILoop.runThunks(SparkILoop.scala:60) > at > org.apache.spark.repl.SparkILoopInit$class.postInitialization(SparkILoopInit.scala:106) > at > org.apache.spark.repl.SparkILoop.postInitialization(SparkILoop.scala:60) > at > org.apache.spark.repl.SparkILoop$$anonfun$process$1.apply$mcZ$sp(SparkILoop.scala:962) > at > org.apache.spark.repl.SparkILoop$$anonfun$process$1.apply(SparkILoop.scala:916) > at > org.apache.spark.repl.SparkILoop$$anonfun$process$1.apply(SparkILoop.scala:916) > at > scala.tools.nsc.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:135) > at org.apache.spark.repl.SparkILoop.process(SparkILoop.scala:916) > at org.apache.spark.repl.SparkILoop.process(SparkILoop.scala:1011) > at org.apache.spark.repl.Main$.main(Main.scala:31) > at org.apache.spark.repl.Main.main(Main.scala) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.spark.deploy.SparkSubmit$.launch(SparkSubmit.scala:358) > at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:75) > at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) > Caused by: java.net.UnknownHostException: dhcp-10-35-14-100: Name or > service not known > at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) > at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:901) > at > java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1293) > at java.net.InetAddress.getLocalHost(InetAddress.java:1469) > ... 50 more > I don't know what's the problem, for I just started it as shown in docs. > And "sc" could not be found. > > scala> sc > <console>:11: error: not found: value sc > sc > ^ > Is there anything I could do to fix it? > > Thanks and regards! > Zilu.Tang >
