Suppose you have an application that reads cncf video

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kcna video for suppose you have an application that reads messages from a message queue. You want to scale the number of Pods based on the length of this queue.

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Suppose you have an application that reads messages from a message queue. You want to scale the number of Pods based on the length of this queue. Which approach would allow you to accomplish this with Horizontal Pod Autoscaler (HPA)?