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scheduler: document behavior of Error status returned by Filter

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This behavior was useful for https://github.com/kubernetes/kubernetes/pull/125488 but
wasn't obvious when reading the documentation.
This commit is contained in:
Patrick Ohly
2024-07-31 08:55:46 +02:00
parent 7a4c962341
commit d71d59b91e
1 changed files with 3 additions and 0 deletions
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3
pkg/scheduler/framework/interface.go
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@@ -432,6 +432,9 @@ type FilterPlugin interface {
// All FilterPlugins should return "Success" to declare that // All FilterPlugins should return "Success" to declare that
// the given node fits the pod. If Filter doesn't return "Success", // the given node fits the pod. If Filter doesn't return "Success",
// it will return "Unschedulable", "UnschedulableAndUnresolvable" or "Error". // it will return "Unschedulable", "UnschedulableAndUnresolvable" or "Error".
//
// "Error" aborts pod scheduling and puts the pod into the backoff queue.
//
// For the node being evaluated, Filter plugins should look at the passed // For the node being evaluated, Filter plugins should look at the passed
// nodeInfo reference for this particular node's information (e.g., pods // nodeInfo reference for this particular node's information (e.g., pods
// considered to be running on the node) instead of looking it up in the // considered to be running on the node) instead of looking it up in the