viirya commented on a change in pull request #33949:
URL: https://github.com/apache/spark/pull/33949#discussion_r705784071
##########
File path:
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/scheduler/cluster/k8s/ExecutorPodsPollingSnapshotSource.scala
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@@ -67,9 +67,9 @@ private[spark] class ExecutorPodsPollingSnapshotSource(
if (conf.get(KUBERNETES_EXECUTOR_API_POLLING_WITH_RESOURCE_VERSION)) {
val list = pods.list(new
ListOptionsBuilder().withResourceVersion("0").build())
val newResourceVersion =
UnsignedLong.valueOf(list.getMetadata.getResourceVersion())
- // Replace only when we receive a monotonically increased
resourceVersion
+ // Replace only when we receive a monotonically increased or equal
resourceVersion
// because some K8s API servers may return old(smaller) cached
versions in case of HA setup.
- if (resourceVersion == null ||
newResourceVersion.compareTo(resourceVersion) > 0) {
+ if (resourceVersion == null ||
newResourceVersion.compareTo(resourceVersion) >= 0) {
Review comment:
one question, the resource with equal version will be different?
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