GitHub user 561152 opened a pull request:
https://github.com/apache/incubator-predictionio/pull/441
pio batchpredict error
pio batchpredict --input /tmp/pio/batchpredict-input.json --output
/tmp/pio/batchpredict-output.json
[WARN] [ALSModel] Product factor is not cached. Prediction could be slow.
Exception in thread "main" org.apache.spark.SparkException: Only one
SparkContext may be running in this JVM (see SPARK-2243). To ignore this error,
set spark.driver.allowMultipleContexts = true. The currently running
SparkContext was created at:
org.apache.spark.SparkContext.<init>(SparkContext.scala:76)
org.apache.predictionio.workflow.WorkflowContext$.apply(WorkflowContext.scala:45)
org.apache.predictionio.workflow.BatchPredict$.run(BatchPredict.scala:160)
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1$$anonfun$apply$2.apply(BatchPredict.scala:121)
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1$$anonfun$apply$2.apply(BatchPredict.scala:117)
scala.Option.map(Option.scala:146)
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1.apply(BatchPredict.scala:117)
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1.apply(BatchPredict.scala:115)
scala.Option.map(Option.scala:146)
org.apache.predictionio.workflow.BatchPredict$.main(BatchPredict.scala:115)
org.apache.predictionio.workflow.BatchPredict.main(BatchPredict.scala)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:498)
org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:738)
org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:187)
org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:212)
org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:126)
org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
at
org.apache.spark.SparkContext$$anonfun$assertNoOtherContextIsRunning$2.apply(SparkContext.scala:2278)
at
org.apache.spark.SparkContext$$anonfun$assertNoOtherContextIsRunning$2.apply(SparkContext.scala:2274)
at scala.Option.foreach(Option.scala:257)
at
org.apache.spark.SparkContext$.assertNoOtherContextIsRunning(SparkContext.scala:2274)
at
org.apache.spark.SparkContext$.markPartiallyConstructed(SparkContext.scala:2353)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:85)
at
org.apache.predictionio.workflow.WorkflowContext$.apply(WorkflowContext.scala:45)
at
org.apache.predictionio.workflow.BatchPredict$.run(BatchPredict.scala:183)
at
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1$$anonfun$apply$2.apply(BatchPredict.scala:121)
at
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1$$anonfun$apply$2.apply(BatchPredict.scala:117)
at scala.Option.map(Option.scala:146)
at
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1.apply(BatchPredict.scala:117)
at
org.apache.predictionio.workflow.BatchPredict$$anonfun$main$1.apply(BatchPredict.scala:115)
at scala.Option.map(Option.scala:146)
at
org.apache.predictionio.workflow.BatchPredict$.main(BatchPredict.scala:115)
at
org.apache.predictionio.workflow.BatchPredict.main(BatchPredict.scala)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:738)
at
org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:187)
at
org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:212)
at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:126)
at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/apache/incubator-predictionio develop
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-predictionio/pull/441.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #441
----
commit a87b7a6d90e071f0c92455b1a157681bae8bdf2a
Author: Chan Lee <chanlee...@gmail.com>
Date: 2017-09-28T03:16:57Z
Bump version to 0.13.0-SNAPSHOT
commit 7339a16fd0fedeb2ab9a9fce79e13a561e5198f9
Author: Shinsuke Sugaya <shins...@apache.org>
Date: 2017-10-06T04:43:03Z
[PIO-125] Spark 2.2 support
Closes #436
commit 9017d7fae4a77246b63688508c3d56dedad177e0
Author: Donald Szeto <don...@apache.org>
Date: 2017-10-07T06:16:30Z
[PIO-133] Add DOAP
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