Github user srowen commented on the pull request:
https://github.com/apache/spark/pull/2874#issuecomment-60043115
@SaintBacchus sure, maybe this is used as a load test in some situations.
What if n map tasks computed 100000 iterations each (or some smaller quantum)?
rather than 100000n map tasks computing 1? You might still check for negative
n to be tidy but int overflow is no longer an issue then.
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