Github user djvulee commented on a diff in the pull request:
https://github.com/apache/spark/pull/18651#discussion_r128435807
--- Diff:
resource-managers/yarn/src/main/scala/org/apache/spark/deploy/yarn/YarnAllocator.scala
---
@@ -525,8 +535,9 @@ private[yarn] class YarnAllocator(
} catch {
case NonFatal(e) =>
logError(s"Failed to launch executor $executorId on
container $containerId", e)
- // Assigned container should be released immediately to
avoid unnecessary resource
- // occupation.
+ // Assigned container should be released immediately
+ // to avoid unnecessary resource occupation.
+ numExecutorsStarting.decrementAndGet()
--- End diff --
Yes, it is more robust. I have update the code.
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