Re: can't sc.paralellize in Spark 0.7.3 spark-shell
Dankeschön !
On Tue, Apr 15, 2014 at 11:29 AM, Aaron Davidson wrote:
> This is probably related to the Scala bug that :cp does not work:
> https://issues.scala-lang.org/browse/SI-6502
>
>
> On Tue, Apr 15, 2014 at 11:21 AM, Walrus theCat wrote:
>
>> Actually altering the classpath in the REPL causes the provided
>> SparkContext to disappear:
>>
>> scala> sc.parallelize(List(1,2,3))
>> res0: spark.RDD[Int] = ParallelCollectionRDD[0] at parallelize at
>> :13
>>
>> scala> :cp /root
>> Added '/root'. Your new classpath is:
>>
>> ":/root/jars/aspectjrt.jar:/root/jars/aspectjweaver.jar:/root/jars/aws-java-sdk-1.4.5.jar:/root/jars/aws-java-sdk-1.4.5-javadoc.jar:/root/jars/aws-java-sdk-1.4.5-sources.jar:/root/jars/aws-java-sdk-flow-build-tools-1.4.5.jar:/root/jars/commons-codec-1.3.jar:/root/jars/commons-logging-1.1.1.jar:/root/jars/freemarker-2.3.18.jar:/root/jars/httpclient-4.1.1.jar:/root/jars/httpcore-4.1.jar:/root/jars/jackson-core-asl-1.8.7.jar:/root/jars/mail-1.4.3.jar:/root/jars/spring-beans-3.0.7.jar:/root/jars/spring-context-3.0.7.jar:/root/jars/spring-core-3.0.7.jar:/root/jars/stax-1.2.0.jar:/root/jars/stax-api-1.0.1.jar:/root/spark/conf:/root/spark/core/target/scala-2.9.3/classes:/root/spark/core/src/main/resources:/root/spark/repl/target/scala-2.9.3/classes:/root/spark/examples/target/scala-2.9.3/classes:/root/spark/streaming/target/scala-2.9.3/classes:/root/spark/streaming/lib/org/apache/kafka/kafka/0.7.2-spark/*:/root/spark/lib_managed/jars/*:/root/spark/lib_managed/bundles/*:/root/spark/repl/lib/*:/root/spark/bagel/target/scala-2.9.3/classes:/root/spark/python/lib/py4j0.7.jar:/root"
>> 14/04/15 18:19:37 INFO server.Server: jetty-7.6.8.v20121106
>> 14/04/15 18:19:37 INFO server.AbstractConnector: Started
>> SocketConnector@0.0.0.0:48978
>> Replaying: sc.parallelize(List(1,2,3))
>> :8: error: not found: value sc
>>sc.parallelize(List(1,2,3))
>>
>>
>>
>> On Mon, Apr 14, 2014 at 7:51 PM, Walrus theCat wrote:
>>
>>> Nevermind -- I'm like 90% sure the problem is that I'm importing stuff
>>> that declares a SparkContext as sc. If it's not, I'll report back.
>>>
>>>
>>> On Mon, Apr 14, 2014 at 2:55 PM, Walrus theCat
>>> wrote:
>>>
Hi,
Using the spark-shell, I can't sc.parallelize to get an RDD.
Looks like a bug.
scala> sc.parallelize(Array("a","s","d"))
java.lang.NullPointerException
at (:17)
at (:22)
at (:24)
at (:26)
at (:28)
at (:30)
at (:32)
at (:34)
at (:36)
at .(:40)
at .()
at .(:11)
at .()
at $export()
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:629)
at
spark.repl.SparkIMain$Request$$anonfun$10.apply(SparkIMain.scala:890)
at
scala.tools.nsc.interpreter.Line$$anonfun$1.apply$mcV$sp(Line.scala:43)
at scala.tools.nsc.io.package$$anon$2.run(package.scala:25)
at java.lang.Thread.run(Thread.java:744)
>>>
>>>
>>
>
Re: can't sc.paralellize in Spark 0.7.3 spark-shell
This is probably related to the Scala bug that :cp does not work:
https://issues.scala-lang.org/browse/SI-6502
On Tue, Apr 15, 2014 at 11:21 AM, Walrus theCat wrote:
> Actually altering the classpath in the REPL causes the provided
> SparkContext to disappear:
>
> scala> sc.parallelize(List(1,2,3))
> res0: spark.RDD[Int] = ParallelCollectionRDD[0] at parallelize at
> :13
>
> scala> :cp /root
> Added '/root'. Your new classpath is:
>
> ":/root/jars/aspectjrt.jar:/root/jars/aspectjweaver.jar:/root/jars/aws-java-sdk-1.4.5.jar:/root/jars/aws-java-sdk-1.4.5-javadoc.jar:/root/jars/aws-java-sdk-1.4.5-sources.jar:/root/jars/aws-java-sdk-flow-build-tools-1.4.5.jar:/root/jars/commons-codec-1.3.jar:/root/jars/commons-logging-1.1.1.jar:/root/jars/freemarker-2.3.18.jar:/root/jars/httpclient-4.1.1.jar:/root/jars/httpcore-4.1.jar:/root/jars/jackson-core-asl-1.8.7.jar:/root/jars/mail-1.4.3.jar:/root/jars/spring-beans-3.0.7.jar:/root/jars/spring-context-3.0.7.jar:/root/jars/spring-core-3.0.7.jar:/root/jars/stax-1.2.0.jar:/root/jars/stax-api-1.0.1.jar:/root/spark/conf:/root/spark/core/target/scala-2.9.3/classes:/root/spark/core/src/main/resources:/root/spark/repl/target/scala-2.9.3/classes:/root/spark/examples/target/scala-2.9.3/classes:/root/spark/streaming/target/scala-2.9.3/classes:/root/spark/streaming/lib/org/apache/kafka/kafka/0.7.2-spark/*:/root/spark/lib_managed/jars/*:/root/spark/lib_managed/bundles/*:/root/spark/repl/lib/*:/root/spark/bagel/target/scala-2.9.3/classes:/root/spark/python/lib/py4j0.7.jar:/root"
> 14/04/15 18:19:37 INFO server.Server: jetty-7.6.8.v20121106
> 14/04/15 18:19:37 INFO server.AbstractConnector: Started
> SocketConnector@0.0.0.0:48978
> Replaying: sc.parallelize(List(1,2,3))
> :8: error: not found: value sc
>sc.parallelize(List(1,2,3))
>
>
>
> On Mon, Apr 14, 2014 at 7:51 PM, Walrus theCat wrote:
>
>> Nevermind -- I'm like 90% sure the problem is that I'm importing stuff
>> that declares a SparkContext as sc. If it's not, I'll report back.
>>
>>
>> On Mon, Apr 14, 2014 at 2:55 PM, Walrus theCat wrote:
>>
>>> Hi,
>>>
>>> Using the spark-shell, I can't sc.parallelize to get an RDD.
>>>
>>> Looks like a bug.
>>>
>>> scala> sc.parallelize(Array("a","s","d"))
>>> java.lang.NullPointerException
>>> at (:17)
>>> at (:22)
>>> at (:24)
>>> at (:26)
>>> at (:28)
>>> at (:30)
>>> at (:32)
>>> at (:34)
>>> at (:36)
>>> at .(:40)
>>> at .()
>>> at .(:11)
>>> at .()
>>> at $export()
>>> 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 spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:629)
>>> at
>>> spark.repl.SparkIMain$Request$$anonfun$10.apply(SparkIMain.scala:890)
>>> at
>>> scala.tools.nsc.interpreter.Line$$anonfun$1.apply$mcV$sp(Line.scala:43)
>>> at scala.tools.nsc.io.package$$anon$2.run(package.scala:25)
>>> at java.lang.Thread.run(Thread.java:744)
>>>
>>
>>
>
Re: can't sc.paralellize in Spark 0.7.3 spark-shell
Actually altering the classpath in the REPL causes the provided
SparkContext to disappear:
scala> sc.parallelize(List(1,2,3))
res0: spark.RDD[Int] = ParallelCollectionRDD[0] at parallelize at
:13
scala> :cp /root
Added '/root'. Your new classpath is:
":/root/jars/aspectjrt.jar:/root/jars/aspectjweaver.jar:/root/jars/aws-java-sdk-1.4.5.jar:/root/jars/aws-java-sdk-1.4.5-javadoc.jar:/root/jars/aws-java-sdk-1.4.5-sources.jar:/root/jars/aws-java-sdk-flow-build-tools-1.4.5.jar:/root/jars/commons-codec-1.3.jar:/root/jars/commons-logging-1.1.1.jar:/root/jars/freemarker-2.3.18.jar:/root/jars/httpclient-4.1.1.jar:/root/jars/httpcore-4.1.jar:/root/jars/jackson-core-asl-1.8.7.jar:/root/jars/mail-1.4.3.jar:/root/jars/spring-beans-3.0.7.jar:/root/jars/spring-context-3.0.7.jar:/root/jars/spring-core-3.0.7.jar:/root/jars/stax-1.2.0.jar:/root/jars/stax-api-1.0.1.jar:/root/spark/conf:/root/spark/core/target/scala-2.9.3/classes:/root/spark/core/src/main/resources:/root/spark/repl/target/scala-2.9.3/classes:/root/spark/examples/target/scala-2.9.3/classes:/root/spark/streaming/target/scala-2.9.3/classes:/root/spark/streaming/lib/org/apache/kafka/kafka/0.7.2-spark/*:/root/spark/lib_managed/jars/*:/root/spark/lib_managed/bundles/*:/root/spark/repl/lib/*:/root/spark/bagel/target/scala-2.9.3/classes:/root/spark/python/lib/py4j0.7.jar:/root"
14/04/15 18:19:37 INFO server.Server: jetty-7.6.8.v20121106
14/04/15 18:19:37 INFO server.AbstractConnector: Started
SocketConnector@0.0.0.0:48978
Replaying: sc.parallelize(List(1,2,3))
:8: error: not found: value sc
sc.parallelize(List(1,2,3))
On Mon, Apr 14, 2014 at 7:51 PM, Walrus theCat wrote:
> Nevermind -- I'm like 90% sure the problem is that I'm importing stuff
> that declares a SparkContext as sc. If it's not, I'll report back.
>
>
> On Mon, Apr 14, 2014 at 2:55 PM, Walrus theCat wrote:
>
>> Hi,
>>
>> Using the spark-shell, I can't sc.parallelize to get an RDD.
>>
>> Looks like a bug.
>>
>> scala> sc.parallelize(Array("a","s","d"))
>> java.lang.NullPointerException
>> at (:17)
>> at (:22)
>> at (:24)
>> at (:26)
>> at (:28)
>> at (:30)
>> at (:32)
>> at (:34)
>> at (:36)
>> at .(:40)
>> at .()
>> at .(:11)
>> at .()
>> at $export()
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:606)
>> at spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:629)
>> at
>> spark.repl.SparkIMain$Request$$anonfun$10.apply(SparkIMain.scala:890)
>> at
>> scala.tools.nsc.interpreter.Line$$anonfun$1.apply$mcV$sp(Line.scala:43)
>> at scala.tools.nsc.io.package$$anon$2.run(package.scala:25)
>> at java.lang.Thread.run(Thread.java:744)
>>
>
>
Re: can't sc.paralellize in Spark 0.7.3 spark-shell
Nevermind -- I'm like 90% sure the problem is that I'm importing stuff that
declares a SparkContext as sc. If it's not, I'll report back.
On Mon, Apr 14, 2014 at 2:55 PM, Walrus theCat wrote:
> Hi,
>
> Using the spark-shell, I can't sc.parallelize to get an RDD.
>
> Looks like a bug.
>
> scala> sc.parallelize(Array("a","s","d"))
> java.lang.NullPointerException
> at (:17)
> at (:22)
> at (:24)
> at (:26)
> at (:28)
> at (:30)
> at (:32)
> at (:34)
> at (:36)
> at .(:40)
> at .()
> at .(:11)
> at .()
> at $export()
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:629)
> at
> spark.repl.SparkIMain$Request$$anonfun$10.apply(SparkIMain.scala:890)
> at
> scala.tools.nsc.interpreter.Line$$anonfun$1.apply$mcV$sp(Line.scala:43)
> at scala.tools.nsc.io.package$$anon$2.run(package.scala:25)
> at java.lang.Thread.run(Thread.java:744)
>
can't sc.paralellize in Spark 0.7.3 spark-shell
Hi,
Using the spark-shell, I can't sc.parallelize to get an RDD.
Looks like a bug.
scala> sc.parallelize(Array("a","s","d"))
java.lang.NullPointerException
at (:17)
at (:22)
at (:24)
at (:26)
at (:28)
at (:30)
at (:32)
at (:34)
at (:36)
at .(:40)
at .()
at .(:11)
at .()
at $export()
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:629)
at spark.repl.SparkIMain$Request$$anonfun$10.apply(SparkIMain.scala:890)
at
scala.tools.nsc.interpreter.Line$$anonfun$1.apply$mcV$sp(Line.scala:43)
at scala.tools.nsc.io.package$$anon$2.run(package.scala:25)
at java.lang.Thread.run(Thread.java:744)
