GitHub user rxin opened a pull request:
https://github.com/apache/spark/pull/2069
[SPARK-3133] Piggyback control message to fetch small block for
TorrentBroadcast
This reduces the number of network calls from 3 to 1 for small broadcasts,
which should improve small task scheduling latency.
Slightly ugly.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/rxin/spark piggyback
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/2069.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2069
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commit 7e9fe7bbefae3a81fdb94dc4fdf11ffca9cbdf18
Author: Reynold Xin <[email protected]>
Date: 2014-08-20T23:03:59Z
[SPARK-3133] Piggyback control message to fetch small block for
TorrentBroadcast.
This reduces the number of network calls from 3 to 1 for small broadcasts,
which should improve small task scheduling latency.
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