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Benchmark spark.kryo.unsafe config performance #2303

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heuermh opened this issue Mar 18, 2021 · 1 comment
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Benchmark spark.kryo.unsafe config performance #2303

heuermh opened this issue Mar 18, 2021 · 1 comment
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heuermh commented Mar 18, 2021

http://spark.apache.org/docs/latest/configuration.html#compression-and-serialization

spark.kryo.unsafe, available from Spark 2.1.0 defaults to false.

Whether to use unsafe based Kryo serializer. Can be substantially faster by using Unsafe Based IO.
@heuermh heuermh added this to the 0.37.0 milestone Aug 23, 2021
@heuermh heuermh modified the milestones: 0.37.0, 0.38.0 Jan 24, 2022
@heuermh heuermh modified the milestone: 0.38.0 May 9, 2022
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heuermh commented May 10, 2022

Closing as WontFix

@heuermh heuermh closed this as completed May 10, 2022
@heuermh heuermh modified the milestones: 0.38.0, 1.0.0 May 23, 2022
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