cloud-fan commented on a change in pull request #26040: [SPARK-9853][Core]
Optimize shuffle fetch of continuous partition IDs
URL: https://github.com/apache/spark/pull/26040#discussion_r335343161
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File path: core/src/main/scala/org/apache/spark/internal/config/package.scala
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@@ -1072,6 +1072,15 @@ package object config {
.booleanConf
.createWithDefault(false)
+ private[spark] val SHUFFLE_FETCH_CONTINUOUS_BLOCKS_IN_BATCH =
+ ConfigBuilder("spark.shuffle.fetchContinuousBlocksInBatch")
Review comment:
is it possible to make it a SQLConf? e.g. we can read the conf in
`ShuffledRowRDD` and set a special flag in `TaskContext` local properties.
Then it's easy to switch this config at runtime.
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