Grafana dashboard: Node Overview

Node View dashboard for [Aerospike Monitoring Stack](https://docs.aerospike.com/monitorstack)

Aerospike's Monitoring Stack extracts operational metrics from Aerospike database clusters for visualization and analysis in Prometheus and Grafana.

See [Aerospike Monitoring Stack Architecture](https://docs.aerospike.com/monitorstack/new/components-of-monitoring-stack) and [Aerospike Monitoring Stack Installation](https://docs.aerospike.com/monitorstack/new/installing-components) for more details

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