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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/07/25 09:37:55 UTC
[GitHub] [spark] dongjoon-hyun commented on a change in pull request #29233: [SPARK-32437][CORE] Improve MapStatus deserialization speed with RoaringBitmap 0.9.0
dongjoon-hyun commented on a change in pull request #29233:
URL: https://github.com/apache/spark/pull/29233#discussion_r460386965
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File path: core/benchmarks/MapStatusesSerDeserBenchmark-jdk11-results.txt
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@@ -1,64 +1,64 @@
-OpenJDK 64-Bit Server VM 11.0.4+11-post-Ubuntu-1ubuntu218.04.3 on Linux 4.15.0-1044-aws
+OpenJDK 64-Bit Server VM 11.0.8+10-post-Ubuntu-0ubuntu118.04.1 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
200000 MapOutputs, 10 blocks w/ broadcast: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
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-Serialization 170 178 9 1.2 849.7 1.0X
-Deserialization 530 535 9 0.4 2651.1 0.3X
+-------------------------------------------------------------------------------------------------------------------------
+Serialization 175 183 12 1.1 874.1 1.0X
+Deserialization 458 462 6 0.4 2288.6 0.4X
Review comment:
14% reduced.
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