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| author | Xiangrui Meng <meng@databricks.com> | 2014-07-16 11:27:51 -0700 |
|---|---|---|
| committer | Reynold Xin <rxin@apache.org> | 2014-07-16 11:27:51 -0700 |
| commit | 96f28c9726d18f3b0d7a57b128c16ec9157f1532 (patch) | |
| tree | 8504c1594ffe9743909a3b36db1a0561e2b348db /streaming/src | |
| parent | ef48222c10be3d29a83dfc2329f455eba203cd38 (diff) | |
| download | spark-96f28c9726d18f3b0d7a57b128c16ec9157f1532.tar.gz spark-96f28c9726d18f3b0d7a57b128c16ec9157f1532.tar.bz2 spark-96f28c9726d18f3b0d7a57b128c16ec9157f1532.zip | |
[SPARK-2522] set default broadcast factory to torrent
HttpBroadcastFactory is the current default broadcast factory. It sends the broadcast data to each worker one by one, which is slow when the cluster is big. TorrentBroadcastFactory scales much better than http. Maybe we should make torrent the default broadcast method.
Author: Xiangrui Meng <meng@databricks.com>
Closes #1437 from mengxr/bt-broadcast and squashes the following commits:
ed492fe [Xiangrui Meng] set default broadcast factory to torrent
Diffstat (limited to 'streaming/src')
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