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Experiment: Using multiple Spark workers per node. #2

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bamos opened this issue Sep 17, 2014 · 0 comments
Open

Experiment: Using multiple Spark workers per node. #2

bamos opened this issue Sep 17, 2014 · 0 comments

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@bamos
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bamos commented Sep 17, 2014

Hi, to further investigate some of the performance bottlenecks,
it would be interesting to see if using multiple Spark workers on
each node improves performance.
I wonder if using ~20GB of Java heap memory for each
Spark worker is too much.

-Brandon.
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