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spark使用了Sort-Based Shuffle 解决了map文件过多的问题。 #5

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LinMingQiang opened this issue Jul 8, 2019 · 0 comments
Open

spark使用了Sort-Based Shuffle 解决了map文件过多的问题。 #5

LinMingQiang opened this issue Jul 8, 2019 · 0 comments

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@LinMingQiang
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spark.shuffle.consolidateFiles是在使用HashShuffleManager的时候建议开启。spark2.x已经弃用了HashShuffleManager
@LinMingQiang LinMingQiang changed the title 在spark1.6 以后使用了Sort-Based Shuffle 解决了map文件过多的问题。 spark使用了Sort-Based Shuffle 解决了map文件过多的问题。 Jul 8, 2019
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