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  1. OpenShift Bugs
  2. OCPBUGS-27469

"Deploy Image" with "Serverless Deployment", Scaling "Min Pods"/"Max Pods" should set "autoscaling.knative.dev/min-scale"/max-scale not minScale/maxScale

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    Description

      Description of problem:

      Creating a Serverless Deployment with "Scaling" "Min Pods"/"Max Pods" options set, uses deprecated knative annotations "autoscaling.knative.dev/minScale" / "maxScale",

      the correct current ones are "autoscaling.knative.dev/min-scale" / "max-scale"

      The same problem with "autoscaling.knative.dev/targetUtilizationPercentage" , which should be "autoscaling.knative.dev/target-utilization-percentage"

      Prerequisites (if any, like setup, operators/versions):

      Serverless operator

      Steps to Reproduce

      1. Install serverless operator
      2. Create KnativeServing in knative-serving namespace
      3. create a test "foobar" namespace
      4. Go to <console>/deploy-image/ns/foobar
      5. Use gcr.io/knative-samples/helloworld-go  as "Image name from external registry" (or any webserver image listening on :8080)
      6. Choose "Serverless Deployment" for the "resource type"
      7. Click on "Scaling" in "Click on the names to access advanced options for ..."
      8. Set "2" for "Min Pods" and "3" for "Max Pods"
      9. Create

      Actual results:

      The created ksvc resource has

       spec:
        template:
          metadata:
            annotations:
              autoscaling.knative.dev/maxScale: "3"
              autoscaling.knative.dev/minScale: "2"
              autoscaling.knative.dev/targetUtilizationPercentage: "70"

      Expected results:

      The created ksvc should have

      spec:
        template:
          metadata:
            annotations:
              autoscaling.knative.dev/max-scale: "3"
              autoscaling.knative.dev/min-scale: "2"
              autoscaling.knative.dev/target-utilization-percentage: "70"
      

      Reproducibility (Always/Intermittent/Only Once): Always

      Build Details:

      4.14.8

      Workaround:

      none required ATM, current serverless still supports the deprecated "minScale"/"maxScale" annotations.

      Additional info:

      https://docs.openshift.com/serverless/1.31/knative-serving/autoscaling/serverless-autoscaling-developer-scale-bounds.html

      https://issues.redhat.com/browse/SRVKS-910

       

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            rh-ee-lprabhu Lokananda Prabhu
            maschmid@redhat.com Marek Schmidt
            Sanket Pathak Sanket Pathak
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              Created:
              Updated: