Hi all, today we tested Spark 1.3.0. Everything went pretty fine except that I seem to be unable to save an RDD as parquet to HDFS.
A minimum example is: import sqlContext.implicits._ // Reading works fine! val foo: RDD[String] = spark.textFile("hdfs://....") // this works foo.toDF().saveAsParquetFile("/tmp/sparktest") // save to local foo.saveAsTextFile("/tmp/sparktest") // save to local foo.saveAsTextFile("hdfs://server/tmp/sparktest") // But even this works! // this doesn't work foo.toDF().saveAsParquetFile("hdfs:// ....") This throws the following exception. And after quite some googling I am running out of ideas and would be happy about help. Exception in thread "main" java.lang.IllegalArgumentException: Wrong FS: hdfs://server/tmp/sparktest_fg, expected: file:/// at org.apache.hadoop.fs.FileSystem.checkPath(FileSystem.java:590) at org.apache.hadoop.fs.FileSystem.makeQualified(FileSystem.java:410) at org.apache.hadoop.fs.FilterFileSystem.makeQualified(FilterFileSystem.java:108) at org.apache.spark.sql.parquet.ParquetRelation2$MetadataCache$$anonfun$6.apply(newParquet.scala:252) at org.apache.spark.sql.parquet.ParquetRelation2$MetadataCache$$anonfun$6.apply(newParquet.scala:251) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.immutable.List.foreach(List.scala:318) at scala.collection.TraversableLike$class.map(TraversableLike.scala:244) at scala.collection.AbstractTraversable.map(Traversable.scala:105) at org.apache.spark.sql.parquet.ParquetRelation2$MetadataCache.refresh(newParquet.scala:251) at org.apache.spark.sql.parquet.ParquetRelation2.<init>(newParquet.scala:370) at org.apache.spark.sql.parquet.DefaultSource.createRelation(newParquet.scala:96) at org.apache.spark.sql.parquet.DefaultSource.createRelation(newParquet.scala:125) at org.apache.spark.sql.sources.ResolvedDataSource$.apply(ddl.scala:308) at org.apache.spark.sql.DataFrame.save(DataFrame.scala:1123) at org.apache.spark.sql.DataFrame.saveAsParquetFile(DataFrame.scala:922) at Pi2Parquet$delayedInit$body.apply(Pi2Parquet.scala:45) at scala.Function0$class.apply$mcV$sp(Function0.scala:40) at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:12) at scala.App$$anonfun$main$1.apply(App.scala:71) at scala.App$$anonfun$main$1.apply(App.scala:71) at scala.collection.immutable.List.foreach(List.scala:318) at scala.collection.generic.TraversableForwarder$class.foreach(TraversableForwarder.scala:32) at scala.App$class.main(App.scala:71) at Pi2Parquet$.main(Pi2Parquet.scala:12) at Pi2Parquet.main(Pi2Parquet.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:569) at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:166) at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:189) at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:110) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) Thanks a lot Franz --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org