How to get consumer group lag in Redis Streams like in Kafka, This is equal to number of messages in streams - number of messages consumed by a consumer group...

How can we scale number of consumers in a consumer group if the load increases based on consumer lag?

https://stackoverflow.com/questions/53188211/how-to-get-the-lag-size-of-a-consumer-group-in-redis-stream

I am not talking about pending messages or PEL... That serves a different purpose...