Default streams
The Formant agent ingest several default telemetry streams, containing information about the host, agent, and ROS state (if applicable).

Device page visualization of several of Formant's default streams
Stream alias | Stream name | Description |
---|---|---|
CPU | $.host.cpu | A numeric set stream with CPU utilization percentage and 1 minute load average. |
Memory | $.host.memory | A numeric set stream with memory utilization percentage and remaining memory available. |
Network | $.host.network | A numeric set stream with the total host transmit and receive rate, in Mbps. |
Disk | $.host.disk | A numeric set stream with |
Location | $.host.geoip | An approximate location stream based on a geoIP lookup of the host. |
Agent Buffer | $.agent.buffer | A numeric set stream with the percent utilization of each of the four agent telemetry data buffers. |
Health | $.agent.health | A health stream indicating that an agent is online. |
N/A | $.ros.node_online | A bitset indicating all online ROS nodes. Will only populate if a roscore is running on the host and accessible by the Formant agent. |
Updated about 1 year ago