srowen commented on a change in pull request #24713: [SPARK-26192][MESOS][2.4]
Retrieve enableFetcherCache option from submission for driver URIs
URL: https://github.com/apache/spark/pull/24713#discussion_r288532830
##########
File path:
resource-managers/mesos/src/main/scala/org/apache/spark/deploy/mesos/config.scala
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@@ -129,4 +129,22 @@ package object config {
"when launching drivers. Default is to accept all offers with
sufficient resources.")
.stringConf
.createWithDefault("")
+
+ private[spark] val MAX_DRIVERS =
+ ConfigBuilder("spark.mesos.maxDrivers").intConf.createWithDefault(200)
Review comment:
Although it's not crazy to backport small enhancements, I'd not backport
this change. 3.0 changes most all of the configs to use ConfigBuilder, but I
don't necessarily think we want to change just a few of them in 2.4, just out
of general consistency.
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