[Task] Investigate Locust Dashboards for real-time benchmark monitoring

[daverigby]

https://github.com/SvenskaSpel/locust-plugins/tree/master/locust_plugins/dashboards

For more detailed analysis of benchmark runs (both real-time monitoring and post-run analysis), locust has a plugin which writes data to a time series DB which can be visualised using Graphana. Examples:

This also has a comparison mode between different runs.