[SPARK-24615-NG3] Support scheduling tasks based on preferred resources #15
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jerryshao
changed the title
chenqin
reviewed
Nov 24, 2018
| @@ -282,15 +282,17 @@ private[spark] class TaskSchedulerImpl( | |||
| for (i <- 0 until shuffledOffers.size) { | |||
| val execId = shuffledOffers(i).executorId | |||
| val host = shuffledOffers(i).host | |||
| val resources = shuffledOffers(i).resources | |||
| if (availableCpus(i) >= CPUS_PER_TASK) { | |||
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The resources seems still best effort allocation, the only enforcement to pin task to executor is number of cpus available.
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