Enforce provisioning requests processing even if all pods are new #7688
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What type of PR is this?
/kind feature
What this PR does / why we need it:
Successful processing of ProvisioningRequests can happen when
len(readyNodes) >= a.MaxNodesTotal. Moreover, ProvisioningRequests' pods may have been incorrectly filtered byallPodsAreNew(those pods exists virtually and shouldn't be taken into consideration). This PR adds a new processor:ScaleUpEnforcer, which, depending on unschedulablePods, decides whether the scaleUp action should be forced, bypassing two mentioned checks.Which issue(s) this PR fixes:
Special notes for your reviewer:
Does this PR introduce a user-facing change?
Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.: