THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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4. Throttling/Limits:
Limiting in OpenWhisk should always revolve around resource consumption. The per-minute throttles we have today can be part of the front-door (like rate-limiting in nginx) but should not be part of the OpenWhisk core system.
Concurrency throttles and limits can be applied at container creation time. When a new container is requested, the ContainerManager checks the consumption of containers for that specific user. If she has exhausted her concurrency throttle, one of her own containers (of a different action) can be evicted to make space for that new container. If all containers are already of the same action, the call will result in a `429` response.
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