GitHub user mengxr opened a pull request:
https://github.com/apache/spark/pull/9675
[SPARK-11709] include call site info in SparkContext.assertNotStopped error
message
This helps debug issues caused by multiple SparkContext instances.
@JoshRosen
~~~
scala> sc.stop()
scala> sc.parallelize(0 until 10)
java.lang.IllegalStateException: Cannot call methods on a stopped
SparkContext.
This stopped SparkContext was created at:
org.apache.spark.SparkContext.(SparkContext.scala:82)
org.apache.spark.repl.SparkILoop.createSparkContext(SparkILoop.scala:1017)
$iwC$$iwC.(:9)
$iwC.(:18)
(:20)
.(:24)
.()
.(:7)
.()
$print()
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:1065)
org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1340)
org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:840)
org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:871)
org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:819)
org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:857)
The active context was created at:
(No active SparkContext.)
~~~
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mengxr/spark SPARK-11709
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/9675.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 #9675
commit d66579667d3423e7402c71ff33138cbc95114a4d
Author: Xiangrui Meng
Date: 2015-11-12T20:07:51Z
include call site info in SparkContext.assertNotStopped error message
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