In order to explore validator specific metrics from mainnet-beta, testnet or devnet you can use Chronograf:

• https://metrics.solana.com:8888/ (production environment)
• https://metrics.solana.com:8889/ (testing environment)

For local cluster deployments you should use:

• https://internal-metrics.solana.com:8888/
• https://internal-metrics.solana.com:8889/

There are three main public dashboards for cluster related metrics:

• https://metrics.solana.com/d/monitor-edge/cluster-telemetry
• https://metrics.solana.com/d/0n54roOVz/fee-market
• https://metrics.solana.com/d/UpIWbId4k/ping-result

For local cluster deployments you should use:

• https://internal-metrics.solana.com:3000/

The cluster telemetry dashboard shows the current state of the cluster:

1. Cluster Stability
2. Validator Streamer
3. Tomer Consensus
4. IP Network
5. Snapshots
6. RPC Send Transaction Service

The fee market dashboard shows:

1. Total Prioritization Fees
2. Block Min Prioritization Fees
3. Cost Tracker Stats

The ping results dashboard displays relevant information about the Ping API