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From Sean Owen <so...@cloudera.com>
Subject Re: spark-shell 1.5 doesn't seem to work in local mode
Date Sat, 19 Sep 2015 18:44:03 GMT
It sounds a lot like you have some local Hadoop config pointing to a
cluster, and you're picking that up when you run the shell. Look for
HADOOP_* env variables and clear them, and use --master local[*]

On Sat, Sep 19, 2015 at 5:14 PM, Madhu <madhu@madhu.com> wrote:
> I downloaded spark-1.5.0-bin-hadoop2.6.tgz recently and installed on CentOS.
> All my local Spark code works fine locally.
>
> For some odd reason, spark-shell doesn't work in local mode.
> It looks like it want's to connect to HDFS, even if I use --master local or
> specify local mode in the conf.
> Even sc.textFile(...) is trying to connect to HDFS.
> Here's the conf, which clearly says spark.master is local:
>
> scala> sc.getConf.getAll.foreach(println)
> (spark.repl.class.uri,http://192.168.2.133:60639)
> (spark.app.name,Spark shell)
> (spark.driver.port,57705)
> (spark.fileserver.uri,http://192.168.2.133:38494)
> (spark.app.id,local-1442679054864)
> (spark.driver.host,192.168.2.133)
> (spark.jars,)
> (spark.externalBlockStore.folderName,spark-34654a51-3461-4851-91be-0b78dd4b4bd6)
> (spark.master,local[*])
> (spark.executor.id,driver)
> (spark.submit.deployMode,client)
>
> Just to check my environment, I downloaded spark-1.4.1-bin-hadoop2.6.tgz,
> and spark-shell behaves normally. I can access local files, everything works
> as expected, no exceptions.
>
> Here's the stack trace when I run spark-shell with Spark 1.5:
>
> java.lang.RuntimeException: java.net.ConnectException: Call From
> ltree1/127.0.0.1 to localhost:9000 failed on connection exception:
> java.net.ConnectException: Connection refused; For more details see:
> http://wiki.apache.org/hadoop/ConnectionRefused
>         at
> org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:522)
>         at
> org.apache.spark.sql.hive.client.ClientWrapper.<init>(ClientWrapper.scala:171)
>         at
> org.apache.spark.sql.hive.HiveContext.executionHive$lzycompute(HiveContext.scala:163)
>         at
> org.apache.spark.sql.hive.HiveContext.executionHive(HiveContext.scala:161)
>         at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:168)
>         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.repl.SparkILoop.createSQLContext(SparkILoop.scala:1028)
>         at $iwC$$iwC.<init>(<console>:9)
>         at $iwC.<init>(<console>:18)
>         at <init>(<console>:20)
>         at .<init>(<console>:24)
>         at .<clinit>(<console>)
>         at .<init>(<console>:7)
>         at .<clinit>(<console>)
>         at $print(<console>)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>         at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:606)
>         at
> org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:1065)
>         at
> org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1340)
>         at org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:840)
>         at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:871)
>         at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:819)
>         at org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:857)
>         at
> org.apache.spark.repl.SparkILoop.interpretStartingWith(SparkILoop.scala:902)
>         at org.apache.spark.repl.SparkILoop.command(SparkILoop.scala:814)
>         at
> org.apache.spark.repl.SparkILoopInit$$anonfun$initializeSpark$1.apply(SparkILoopInit.scala:132)
>         at
> org.apache.spark.repl.SparkILoopInit$$anonfun$initializeSpark$1.apply(SparkILoopInit.scala:124)
>         at org.apache.spark.repl.SparkIMain.beQuietDuring(SparkIMain.scala:324)
>         at
> org.apache.spark.repl.SparkILoopInit$class.initializeSpark(SparkILoopInit.scala:124)
>         at org.apache.spark.repl.SparkILoop.initializeSpark(SparkILoop.scala:64)
>         at
> org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1$$anonfun$apply$mcZ$sp$5.apply$mcV$sp(SparkILoop.scala:974)
>         at
> org.apache.spark.repl.SparkILoopInit$class.runThunks(SparkILoopInit.scala:159)
>         at org.apache.spark.repl.SparkILoop.runThunks(SparkILoop.scala:64)
>         at
> org.apache.spark.repl.SparkILoopInit$class.postInitialization(SparkILoopInit.scala:108)
>         at org.apache.spark.repl.SparkILoop.postInitialization(SparkILoop.scala:64)
>         at
> org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply$mcZ$sp(SparkILoop.scala:991)
>         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:672)
>         at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:180)
>         at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:205)
>         at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:120)
>         at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
> Caused by: java.net.ConnectException: Call From ltree1/127.0.0.1 to
> localhost:9000 failed on connection exception: java.net.ConnectException:
> Connection refused; For more details see:
> http://wiki.apache.org/hadoop/ConnectionRefused
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
>         at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
>         at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
>         at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:791)
>         at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:731)
>         at org.apache.hadoop.ipc.Client.call(Client.java:1472)
>         at org.apache.hadoop.ipc.Client.call(Client.java:1399)
>         at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
>         at com.sun.proxy.$Proxy21.getFileInfo(Unknown Source)
>         at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:752)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>         at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:606)
>         at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
>         at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
>         at com.sun.proxy.$Proxy22.getFileInfo(Unknown Source)
>         at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1988)
>         at
> org.apache.hadoop.hdfs.DistributedFileSystem$18.doCall(DistributedFileSystem.java:1118)
>         at
> org.apache.hadoop.hdfs.DistributedFileSystem$18.doCall(DistributedFileSystem.java:1114)
>         at
> org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
>         at
> org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1114)
>         at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1400)
>         at
> org.apache.hadoop.hive.ql.session.SessionState.createRootHDFSDir(SessionState.java:596)
>         at
> org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs(SessionState.java:554)
>         at
> org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:508)
>         ... 56 more
> Caused by: java.net.ConnectException: Connection refused
>         at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
>         at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
>         at
> org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
>         at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:530)
>         at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:494)
>         at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:607)
>         at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:705)
>         at org.apache.hadoop.ipc.Client$Connection.access$2800(Client.java:368)
>         at org.apache.hadoop.ipc.Client.getConnection(Client.java:1521)
>         at org.apache.hadoop.ipc.Client.call(Client.java:1438)
>         ... 76 more
>
> <console>:10: error: not found: value sqlContext
>        import sqlContext.implicits._
>               ^
> <console>:10: error: not found: value sqlContext
>        import sqlContext.sql
>               ^
>
>
>
>
> -----
> --
> Madhu
> https://www.linkedin.com/in/msiddalingaiah
> --
> View this message in context: http://apache-spark-developers-list.1001551.n3.nabble.com/spark-shell-1-5-doesn-t-seem-to-work-in-local-mode-tp14212.html
> Sent from the Apache Spark Developers List mailing list archive at Nabble.com.
>
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