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Posted to dev@spark.apache.org by 吴晓菊 <ch...@gmail.com> on 2018/07/05 14:53:59 UTC

what about put broadcast to offheap?

Now all broadcast data are put on heap since the StorageLevel is hard-coded
to MEMORY_AND_DISK_SER in TorrentBroadcast.

So it's highly possible the broadcast data will goto oldgen and then may
have impact on full-gc.

So what about put broadcast to offheap?

Chrysan Wu
Phone：+86 17717640807