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[SPARK-29182][Core][Followup] Cache preferred locations of checkpointed RDD #26251

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[SPARK-29182][Core][Followup] Cache preferred locations of checkpointed RDD #26251

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2 changes: 1 addition & 1 deletion core/src/main/scala/org/apache/spark/internal/config/package.scala
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Expand Up @@ -804,7 +804,7 @@ package object config {
.doc("Expire time in minutes for caching preferred locations of checkpointed RDD." +
"Caching preferred locations can relieve query loading to DFS and save the query " +
"time. The drawback is that the cached locations can be possibly outdated and " +
"lose data locality. If this config is not specified or is 0, it will not cache.")
"lose data locality. If this config is not specified, it will not cache.")
.timeConf(TimeUnit.MINUTES)
.checkValue(_ > 0, "The expire time for caching preferred locations cannot be non-positive.")
.createOptional
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