Github user pwendell commented on the pull request:
https://github.com/apache/spark/pull/634#issuecomment-42146148
@sryza @mridulm what is this sleep actually for? We should really have
in-code documentation for things like this.
If it's necessary to sleep like this, could we restructure it as a 1 second
busy-wait on a particular condition? That way we wouldn't need to hard code any
particular value.
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