The features and functionality discussed on this page are unique to InfluxDB Cloud 2.0.
monitor.deadman() function detects when a group stops reporting data.
It takes a stream of tables and reports if groups have been observed since time
Function type: Transformation
import "influxdata/influxdb/monitor" monitor.deadman(t: 2019-08-30T12:30:00Z)
monitor.deadman() retains the most recent row from each input table and adds a
If a record appears after time
dead is set to
The time threshold for the deadman check.
Data type: Time
Detect if a host hasn’t reported in the last five minutes
import "influxdata/influxdb/monitor" import "experimental" from(bucket: "example-bucket") |> range(start: -10m) |> group(columns: ["host"]) |> monitor.deadman(t: experimental.subDuration(d: 5m, from: now() ))
Bug Reports and Feedback
Thank you for being willing to help test InfluxDB v2.0 alpha! Feedback and bug reports are welcome and encouraged both for InfluxDB and this documentation. Submit feedback using one of the following methods: