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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Interestingly, that section also links to one about relay connections, which seems to be closely related to the original question: https://github.com/libp2p/specs/blob/master/relay/circuit-v2.md
NOTE:
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