tgravescs commented on a change in pull request #27686: [SPARK-30942] Fix the
warning for requiring cores to be limiting resources
URL: https://github.com/apache/spark/pull/27686#discussion_r383934401
##########
File path: core/src/main/scala/org/apache/spark/SparkContext.scala
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@@ -2798,7 +2798,7 @@ object SparkContext extends Logging {
defaultProf.maxTasksPerExecutor(sc.conf) < cpuSlots) {
throw new IllegalArgumentException("The number of slots on an executor
has to be " +
"limited by the number of cores, otherwise you waste resources and "
+
- "dynamic allocation doesn't work properly. Your configuration has " +
+ "some scheduling doesn't work properly. Your configuration has " +
Review comment:
The comment above already says "dynamic allocation and scheduler ". I think
that covers most of the cases.
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