I'm currently learning Apache-Spark and trying to run some sample python programs. Currently, I'm getting the below exception.
spark-submit friends-by-age.py
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.apache.spark.unsafe.Platform (file:/usr/local/Cellar/apache-spark/3.0.0/libexec/jars/spark-unsafe_2.12-3.0.0.jar) to constructor java.nio.DirectByteBuffer(long,int)
WARNING: Please consider reporting this to the maintainers of org.apache.spark.unsafe.Platform
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/context.py:220: DeprecationWarning: Support for Python 2 and Python 3 prior to version 3.6 is deprecated as of Spark 3.0. See also the plan for dropping Python 2 support at https://spark.apache.org/news/plan-for-dropping-python-2-support.html.
DeprecationWarning)
/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/shuffle.py:60: UserWarning: Please install psutil to have better support with spilling
20/08/17 21:52:43 ERROR Executor: Exception in task 0.0 in stage 0.0 (TID 0)
org.apache.spark.api.python.PythonException: Traceback (most recent call last):
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/worker.py", line 605, in main
process()
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/worker.py", line 595, in process
out_iter = func(split_index, iterator)
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 2596, in pipeline_func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 2596, in pipeline_func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 425, in func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 1946, in combineLocally
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/shuffle.py", line 252, in mergeValues
if get_used_memory() >= limit:
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/shuffle.py", line 64, in get_used_memory
rss = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
AttributeError: 'module' object has no attribute 'getrusage'
at org.apache.spark.api.python.BasePythonRunner$ReaderIterator.handlePythonException(PythonRunner.scala:503)
at org.apache.spark.api.python.PythonRunner$$anon$3.read(PythonRunner.scala:638)
at org.apache.spark.api.python.PythonRunner$$anon$3.read(PythonRunner.scala:621)
at org.apache.spark.api.python.BasePythonRunner$ReaderIterator.hasNext(PythonRunner.scala:456)
at org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:37)
at scala.collection.Iterator$GroupedIterator.fill(Iterator.scala:1209)
at scala.collection.Iterator$GroupedIterator.hasNext(Iterator.scala:1215)
at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458)
at org.apache.spark.shuffle.sort.BypassMergeSortShuffleWriter.write(BypassMergeSortShuffleWriter.java:132)
at org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52)
at org.apache.spark.scheduler.Task.run(Task.scala:127)
at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:444)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1377)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:447)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:834)
20/08/17 21:52:43 ERROR TaskSetManager: Task 0 in stage 0.0 failed 1 times; aborting job
Traceback (most recent call last):
File "/Users/srikanthroopa/Documents/SourceCode/ApacheSpark/friends-by-age.py", line 16, in <module>
results = averagesByAge.collect()
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 889, in collect
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/py4j-0.10.9-src.zip/py4j/java_gateway.py", line 1305, in __call__
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/py4j-0.10.9-src.zip/py4j/protocol.py", line 328, in get_return_value
py4j.protocol.Py4JJavaError: An error occurred while calling z:org.apache.spark.api.python.PythonRDD.collectAndServe.
: org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 0.0 failed 1 times, most recent failure: Lost task 0.0 in stage 0.0 (TID 0, srikanths-mbp.fritz.box, executor driver): org.apache.spark.api.python.PythonException: Traceback (most recent call last):
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/worker.py", line 605, in main
process()
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/worker.py", line 595, in process
out_iter = func(split_index, iterator)
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 2596, in pipeline_func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 2596, in pipeline_func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 425, in func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 1946, in combineLocally
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/shuffle.py", line 252, in mergeValues
if get_used_memory() >= limit:
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/shuffle.py", line 64, in get_used_memory
rss = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
AttributeError: 'module' object has no attribute 'getrusage'
at org.apache.spark.api.python.BasePythonRunner$ReaderIterator.handlePythonException(PythonRunner.scala:503)
at org.apache.spark.api.python.PythonRunner$$anon$3.read(PythonRunner.scala:638)
at org.apache.spark.api.python.PythonRunner$$anon$3.read(PythonRunner.scala:621)
at org.apache.spark.api.python.BasePythonRunner$ReaderIterator.hasNext(PythonRunner.scala:456)
at org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:37)
at scala.collection.Iterator$GroupedIterator.fill(Iterator.scala:1209)
at scala.collection.Iterator$GroupedIterator.hasNext(Iterator.scala:1215)
at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458)
at org.apache.spark.shuffle.sort.BypassMergeSortShuffleWriter.write(BypassMergeSortShuffleWriter.java:132)
at org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52)
at org.apache.spark.scheduler.Task.run(Task.scala:127)
at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:444)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1377)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:447)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:834)
Driver stacktrace:
at org.apache.spark.scheduler.DAGScheduler.failJobAndIndependentStages(DAGScheduler.scala:2023)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$abortStage$2(DAGScheduler.scala:1972)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$abortStage$2$adapted(DAGScheduler.scala:1971)
at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49)
at org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1971)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$handleTaskSetFailed$1(DAGScheduler.scala:950)
at org.apache.spark.scheduler.DAGScheduler.$anonfun$handleTaskSetFailed$1$adapted(DAGScheduler.scala:950)
at scala.Option.foreach(Option.scala:407)
at org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:950)
at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.doOnReceive(DAGScheduler.scala:2203)
at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:2152)
at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:2141)
at org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:49)
at org.apache.spark.scheduler.DAGScheduler.runJob(DAGScheduler.scala:752)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2093)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2114)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2133)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:2158)
at org.apache.spark.rdd.RDD.$anonfun$collect$1(RDD.scala:1004)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:112)
at org.apache.spark.rdd.RDD.withScope(RDD.scala:388)
at org.apache.spark.rdd.RDD.collect(RDD.scala:1003)
at org.apache.spark.api.python.PythonRDD$.collectAndServe(PythonRDD.scala:168)
at org.apache.spark.api.python.PythonRDD.collectAndServe(PythonRDD.scala)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
at py4j.Gateway.invoke(Gateway.java:282)
at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
at py4j.commands.CallCommand.execute(CallCommand.java:79)
at py4j.GatewayConnection.run(GatewayConnection.java:238)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: org.apache.spark.api.python.PythonException: Traceback (most recent call last):
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/worker.py", line 605, in main
process()
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/worker.py", line 595, in process
out_iter = func(split_index, iterator)
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 2596, in pipeline_func
File "/usr/local/Cellar/apache-spark/3.0.0/libexec/python/lib/pyspark.zip/pyspark/rdd.py", line 2596
