Github user mateiz commented on a diff in the pull request:
https://github.com/apache/spark/pull/760#discussion_r12619379
--- Diff:
core/src/main/scala/org/apache/spark/rdd/ParallelCollectionRDD.scala ---
@@ -137,9 +137,11 @@ private object ParallelCollectionRDD {
case nr: NumericRange[_] => {
// For ranges of Long, Double, BigInteger, etc
val slices = new ArrayBuffer[Seq[T]](numSlices)
- val sliceSize = (nr.size + numSlices - 1) / numSlices // Round up
to catch everything
var r = nr
for (i <- 0 until numSlices) {
+ val start = ((i * nr.length.toLong) / numSlices).toInt
--- End diff --
We should probably add a comment above this to say that the goal is to make
it slice at the exact same positions as other sequences.
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