我刚刚将spark 1.6.0解压并安装到新安装了Hadoop2.6.0和Hive0.14的环境中。
我已经验证了hive、beeline和mapreduce在示例中的效果很好。
不过,我一跑 sc.textfile()
在spark shell中,它返回一个错误:
$ 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
spark的配置中没有太多。spark的设置如下:http://www.tutorialspoint.com/apache_spark/apache_spark_installation.htm
我已经确定/tmp中的所有内容都是世界可访问的(uog+rwx)。
如有任何建议/意见,将不胜感激。
1条答案
按热度按时间hmmo2u0o1#
当(出于安全原因)出现此问题时
/tmp
非执行挂载。我遇到了同样的问题,我们的系统管理员通过重新安装修复了它/tmp
作为执行官。