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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2022/09/06 03:37:33 UTC

[GitHub] [spark] LuciferYang commented on pull request #37799: [SPARK-40331][DOCS] Recommend use Java 11/17 as the runtime environment of Spark

LuciferYang commented on PR #37799:
URL: https://github.com/apache/spark/pull/37799#issuecomment-1237623061

   > In addition, using Java 11(with numa bind of cpu and memory ) on the arm architecture will also have better performance than Java 8(with numa bind of cpu and memory ), with a general performance improvement of about 5% ~ 10%
   
   To clarify, this is NUMA bound through the capabilities of the container, not the capabilities of Java 11


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