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Typical Metric Counts

Using Prometheus libraries or exporters generates the following metric counts
Technology
Metric Count
NodeJS Express
317
Go
62
MySQL
4162
Python Flask
75
RabbitMQ
1081
Redis
234
Java Springboot Micrometer
572
MongoDB
2373
Prometheus Node Exporter (1)
1328
Kube State Metrics
4894
Asserts eBPF Probe (1)
145
Loki
2422
Jaeger All In One
945
Docker
455
Nomad
139
Consul
130
cAdvisor
2229
(1) - Per node in the cluster
These figures are a base count and the number of metrics will increase with more endpoints in a service, more queues, more databases, more containers, etc.