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From "Davies Liu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (SPARK-12472) OOM when sort a table and save as parquet
Date Mon, 21 Dec 2015 23:11:46 GMT
Davies Liu created SPARK-12472:
----------------------------------

             Summary: OOM when sort a table and save as parquet
                 Key: SPARK-12472
                 URL: https://issues.apache.org/jira/browse/SPARK-12472
             Project: Spark
          Issue Type: Bug
            Reporter: Davies Liu


{code}
t = sqlContext.table('store_sales')
t.unionAll(t).coalesce(2).sortWithinPartitions(t[0]).write.partitionBy('ss_sold_date_sk').parquet("/tmp/ttt")
{code}

{code}
15/12/21 14:35:52 WARN TaskSetManager: Lost task 1.0 in stage 25.0 (TID 96, 192.168.0.143):
java.lang.OutOfMemoryError: Java heap space
	at org.apache.spark.util.collection.unsafe.sort.UnsafeSortDataFormat.allocate(UnsafeSortDataFormat.java:86)
	at org.apache.spark.util.collection.unsafe.sort.UnsafeSortDataFormat.allocate(UnsafeSortDataFormat.java:32)
	at org.apache.spark.util.collection.TimSort$SortState.ensureCapacity(TimSort.java:951)
	at org.apache.spark.util.collection.TimSort$SortState.mergeLo(TimSort.java:699)
	at org.apache.spark.util.collection.TimSort$SortState.mergeAt(TimSort.java:525)
	at org.apache.spark.util.collection.TimSort$SortState.mergeCollapse(TimSort.java:453)
	at org.apache.spark.util.collection.TimSort$SortState.access$200(TimSort.java:325)
	at org.apache.spark.util.collection.TimSort.sort(TimSort.java:153)
	at org.apache.spark.util.collection.Sorter.sort(Sorter.scala:37)
	at org.apache.spark.util.collection.unsafe.sort.UnsafeInMemorySorter.getSortedIterator(UnsafeInMemorySorter.java:226)
	at org.apache.spark.util.collection.unsafe.sort.UnsafeExternalSorter.spill(UnsafeExternalSorter.java:187)
	at org.apache.spark.memory.TaskMemoryManager.acquireExecutionMemory(TaskMemoryManager.java:170)
	at org.apache.spark.memory.TaskMemoryManager.allocatePage(TaskMemoryManager.java:244)
	at org.apache.spark.memory.MemoryConsumer.allocatePage(MemoryConsumer.java:112)
	at org.apache.spark.util.collection.unsafe.sort.UnsafeExternalSorter.acquireNewPageIfNecessary(UnsafeExternalSorter.java:327)
	at org.apache.spark.util.collection.unsafe.sort.UnsafeExternalSorter.insertRecord(UnsafeExternalSorter.java:342)
	at org.apache.spark.sql.execution.UnsafeExternalRowSorter.insertRow(UnsafeExternalRowSorter.java:91)
	at org.apache.spark.sql.execution.UnsafeExternalRowSorter.sort(UnsafeExternalRowSorter.java:168)
	at org.apache.spark.sql.execution.Sort$$anonfun$1.apply(Sort.scala:90)
	at org.apache.spark.sql.execution.Sort$$anonfun$1.apply(Sort.scala:64)
	at org.apache.spark.rdd.RDD$$anonfun$mapPartitionsInternal$1$$anonfun$apply$21.apply(RDD.scala:728)
	at org.apache.spark.rdd.RDD$$anonfun$mapPartitionsInternal$1$$anonfun$apply$21.apply(RDD.scala:728)
	at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:306)
	at org.apache.spark.rdd.RDD.iterator(RDD.scala:270)
	at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)
	at org.apache.spark.scheduler.Task.run(Task.scala:88)
	at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:213)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)
{code}



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