Details
Minor Description
The following exception will appear when run ExternalAppendOnlyUnsafeRowArrayBenchmark with
bin/spark-submit --class org.apache.spark.sql.execution.ExternalAppendOnlyUnsafeRowArrayBenchmark --jars spark-core_2.12-3.2.0-SNAPSHOT-tests.jar spark-sql_2.12-3.2.0-SNAPSHOT-tests.jar
command :
Exception in thread "main" java.lang.IllegalStateException: SparkContext should only be created and accessed on the driver.Exception in thread "main" java.lang.IllegalStateException: SparkContext should only be created and accessed on the driver. at org.apache.spark.SparkContext$.org$apache$spark$SparkContext$$assertOnDriver(SparkContext.scala:2679) at org.apache.spark.SparkContext.<init>(SparkContext.scala:89) at org.apache.spark.SparkContext.<init>(SparkContext.scala:137) at org.apache.spark.sql.execution.ExternalAppendOnlyUnsafeRowArrayBenchmark$.withFakeTaskContext(ExternalAppendOnlyUnsafeRowArrayBenchmark.scala:53) at org.apache.spark.sql.execution.ExternalAppendOnlyUnsafeRowArrayBenchmark$.testAgainstRawArrayBuffer(ExternalAppendOnlyUnsafeRowArrayBenchmark.scala:120) at org.apache.spark.sql.execution.ExternalAppendOnlyUnsafeRowArrayBenchmark$.$anonfun$runBenchmarkSuite$1(ExternalAppendOnlyUnsafeRowArrayBenchmark.scala:190) at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23) at org.apache.spark.benchmark.BenchmarkBase.runBenchmark(BenchmarkBase.scala:40) at org.apache.spark.sql.execution.ExternalAppendOnlyUnsafeRowArrayBenchmark$.runBenchmarkSuite(ExternalAppendOnlyUnsafeRowArrayBenchmark.scala:187) at org.apache.spark.benchmark.BenchmarkBase.main(BenchmarkBase.scala:58) at org.apache.spark.sql.execution.ExternalAppendOnlyUnsafeRowArrayBenchmark.main(ExternalAppendOnlyUnsafeRowArrayBenchmark.scala) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.spark.deploy.JavaMainApplication.start(SparkApplication.scala:52) at org.apache.spark.deploy.SparkSubmit.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:951) at org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:180) at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:203) at org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:90) at org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:1030) at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:1039) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
