User guide# Observatory telemetry (EFD) Overview The EFD Python client InfluxQL Example notebooks Working with timestamps Chronograf EFD client Analysis Tools metrics Overview Example notebooks Data exploration and visualization with Chronograf Overview Organizations Data Exploration Creating Dashboards Visualization types Write efficient dashboard queries Use custom template variables to build interactive dashboards Display multiple graphs in one chart Strip charts Use linked tables to correlate metrics and events Advanced dashboards with Flux Known limitations Creating alerts Overview Sending data to Sasquatch Overview Namespaces Avro and Schema Evolution Kafka REST Proxy Kafka topics Send data via the Kafka REST Proxy API Create a Kafka topic Kafdrop Kafka Connect Overview InfluxDB Sink Tags Configuration