Github user cloud-fan commented on the issue:
https://github.com/apache/spark/pull/21212
> do you mean optimize space usage for MapStatus when there are lots of
consecutive empty-blocks ?
Yea, something like doing an RLE for the size array in
`CompressedMapStatus`. But this can be done as a followup.--- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
