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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/03/24 06:05:02 UTC
[GitHub] [spark] jiangxb1987 commented on issue #27968:
[SPARK-31202][CORE]Improve SizeEstimator for AppendOnlyMap
jiangxb1987 commented on issue #27968: [SPARK-31202][CORE]Improve SizeEstimator for AppendOnlyMap
URL: https://github.com/apache/spark/pull/27968#issuecomment-603035675
I understand the size estimation of AppendOnlyMap can be not acute, but the proposed approach may lead to performance regression. Do you have any benchmark result regarding this change?
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