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[SPARK-34361][K8S] In case of downscaling avoid killing of executors already known by the scheduler backend in the pod allocator #31513

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[SPARK-34361][K8S] In case of downscaling avoid killing of executors already known by the scheduler backend in the pod allocator #31513

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e1434cd
extend test with numOutstandingPods checks
attilapiros Feb 21, 2021
8d4a19b
update doc of spark.kubernetes.allocation.executor.timeout
attilapiros Feb 12, 2021
bb578d2
Initial upload
attilapiros Feb 21, 2021
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update doc of spark.kubernetes.allocation.executor.timeout
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@attilapiros
attilapiros committed Feb 23, 2021
commit 8d4a19b6a9a862a99f8aa3da952a79e8e74e2ad2
3 changes: 2 additions & 1 deletion resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/Config.scala
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Expand Up @@ -272,7 +272,8 @@ private[spark] object Config extends Logging {

val KUBERNETES_ALLOCATION_EXECUTOR_TIMEOUT =
ConfigBuilder("spark.kubernetes.allocation.executor.timeout")
.doc("Time to wait before considering a pending executor timedout.")
.doc("Time to wait before a newly created executor POD request, which does not reached " +
"the POD pending state yet, considered timedout and will be deleted.")
.version("3.1.0")
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@attilapiros attilapiros Feb 12, 2021

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This came up in a comment of SPARK-34389.

.timeConf(TimeUnit.MILLISECONDS)
.checkValue(value => value > 0, "Allocation executor timeout must be a positive time value.")
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