I don't think he said anything about Spark inventing allreduce. Spark did use to... | Hacker News

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		rxin on Aug 12, 2015 \| parent \| context \| favorite \| on: Comparison of machine learning libraries used for ... I don't think he said anything about Spark inventing allreduce. Spark did use torrent broadcast, which I believe is pretty unique.

math_and_stuff on Aug 12, 2015 [–]

"So there [sic] are no need to use tree allreduce [...] These big inventions from Spark..."

rxin on Aug 12, 2015 | [–]

"tree allreduce or bittorrent"

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