Hi,
I am trying to run spark 1.6.0. I have previously just installed a fresh instance of hadoop 2.6.0 and hive 0.14. Hadoop, mapreduce, hive and beeline are working. However, as soon as I run `sc.textfile()` within spark-shell, it returns an error: $ spark-shell Welcome to ____ __ / __/__ ___ _____/ /__ _\ \/ _ \/ _ `/ __/ '_/ /___/ .__/\_,_/_/ /_/\_\ version 1.6.0 /_/ Using Scala version 2.10.5 (Java HotSpot(TM) 64-Bit Server VM, Java 1.7.0_67) Type in expressions to have them evaluated. Type :help for more information. Spark context available as sc. SQL context available as sqlContext. scala> val textFile = sc.textFile("README.md") java.lang.IllegalArgumentException: java.lang.UnsatisfiedLinkError: /tmp/snappy-1.1.2-2ccaf764-c7c4-4ff1-a68e-bbfdec0a3aa1-libsnappyjava.so: /tmp/snappy-1.1.2-2ccaf764-c7c4-4ff1-a68e-bbfdec0a3aa1-libsnappyjava.so: failed to map segment from shared object: Operation not permitted at org.apache.spark.io.SnappyCompressionCodec.<init>(CompressionCodec.scala:156) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at org.apache.spark.io.CompressionCodec$.createCodec(CompressionCodec.scala:72) at org.apache.spark.io.CompressionCodec$.createCodec(CompressionCodec.scala:65) at org.apache.spark.broadcast.TorrentBroadcast.org $apache$spark$broadcast$TorrentBroadcast$$setConf(TorrentBroadcast.scala:73) at org.apache.spark.broadcast.TorrentBroadcast.<init>(TorrentBroadcast.scala:80) at org.apache.spark.broadcast.TorrentBroadcastFactory.newBroadcast(TorrentBroadcastFactory.scala:34) at org.apache.spark.broadcast.BroadcastManager.newBroadcast(BroadcastManager.scala:63) at org.apache.spark.SparkContext.broadcast(SparkContext.scala:1326) at org.apache.spark.SparkContext$$anonfun$hadoopFile$1.apply(SparkContext.scala:1014) at org.apache.spark.SparkContext$$anonfun$hadoopFile$1.apply(SparkContext.scala:1011) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:150) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:111) at org.apache.spark.SparkContext.withScope(SparkContext.scala:714) at org.apache.spark.SparkContext.hadoopFile(SparkContext.scala:1011) at org.apache.spark.SparkContext$$anonfun$textFile$1.apply(SparkContext.scala:832) at org.apache.spark.SparkContext$$anonfun$textFile$1.apply(SparkContext.scala:830) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:150) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:111) at org.apache.spark.SparkContext.withScope(SparkContext.scala:714) at org.apache.spark.SparkContext.textFile(SparkContext.scala:830) at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:27) at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:32) at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:34) at $iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:36) at $iwC$$iwC$$iwC$$iwC.<init>(<console>:38) at $iwC$$iwC$$iwC.<init>(<console>:40) at $iwC$$iwC.<init>(<console>:42) at $iwC.<init>(<console>:44) at <init>(<console>:46) at .<init>(<console>:50) at .<clinit>(<console>) at .<init>(<console>:7) at .<clinit>(<console>) at $print(<console>) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:1065) at org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1346) at org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:840) at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:871) at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:819) at org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:857) at org.apache.spark.repl.SparkILoop.interpretStartingWith(SparkILoop.scala:902) at org.apache.spark.repl.SparkILoop.command(SparkILoop.scala:814) at org.apache.spark.repl.SparkILoop.processLine$1(SparkILoop.scala:657) at org.apache.spark.repl.SparkILoop.innerLoop$1(SparkILoop.scala:665) at org.apache.spark.repl.SparkILoop.org $apache$spark$repl$SparkILoop$$loop(SparkILoop.scala:670) at org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply$mcZ$sp(SparkILoop.scala:997) 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$.main(SparkSubmit.scala:121) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) Caused by: java.lang.UnsatisfiedLinkError: /tmp/ snappy-1.1.2-2ccaf764-c7c4-4ff1-a68e-bbfdec0a3aa1-libsnappyjava.so: /tmp/ snappy-1.1.2-2ccaf764-c7c4-4ff1-a68e-bbfdec0a3aa1-libsnappyjava.so: failed to map segment from shared object: Operation not permitted at java.lang.ClassLoader$NativeLibrary.load(Native Method) at java.lang.ClassLoader.loadLibrary1(ClassLoader.java:1965) at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1890) at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1851) at java.lang.Runtime.load0(Runtime.java:795) at java.lang.System.load(System.java:1062) at org.xerial.snappy.SnappyLoader.loadNativeLibrary(SnappyLoader.java:174) at org.xerial.snappy.SnappyLoader.load(SnappyLoader.java:152) at org.xerial.snappy.Snappy.<clinit>(Snappy.java:46) at org.apache.spark.io.SnappyCompressionCodec.<init>(CompressionCodec.scala:154) ... 69 more There is not a lot in spark's conf. The setup for spark were as per: http://www.tutorialspoint.com/apache_spark/apache_spark_installation.htm I have already made certain that everything in /tmp is world accessible (uog+rwx). Any advice/ideas would be much appreciated. Cheers, Paolo