Tagar commented on a change in pull request #32766:
URL: https://github.com/apache/spark/pull/32766#discussion_r645111860
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File path: core/src/main/scala/org/apache/spark/internal/config/package.scala
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@@ -2023,6 +2023,22 @@ package object config {
.stringConf
.createWithDefaultString("PWR")
+ private[spark] val EXECUTOR_DECOMMISSION_BATCH_INTERVAL =
+ ConfigBuilder("spark.executor.decommission.batchInterval")
+ .doc("Executors are decommissioned in batched to avoid overloading
network bandwidth in" +
+ " migrating rdd and shuffle data. This config sets the interval
between batches.")
+ .version("3.2.0")
+ .timeConf(TimeUnit.MILLISECONDS)
+ .createWithDefault(30000)
Review comment:
Azure gives a very limited time of just 30s for spot instance removal.
With these defaults only 3 nodes will get a chance to evacuate shuffle/cache
data.
(9 nodes on AWS with the 90s notification)
Any chance to make this (much) smaller?
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