Task configuration options
Task options define specific information about a task. They are set in a Flux script or in the InfluxDB user interface (UI). The following task options are available:
every
and cron
are mutually exclusive, but at least one is required.
name
The name of the task. Required.
Data type: String
In Flux:
option task = {
name: "taskName",
// ...
}
every
The interval at which the task runs. This option also determines when the task first starts to run, depending on the specified time (in duration literal).
Data type: Duration
For example, if you save or schedule a task at 2:30 and run the task every hour (1h
):
option task = {name: "aggregation", every: 1h}
The task first executes at 3:00pm, and subsequently every hour after that.
In Flux:
option task = {
// ...
every: 1h,
}
In the InfluxDB UI, use the Interval field to set this option.
cron
The cron expression that defines the schedule on which the task runs. Cron scheduling is based on system time.
Data type: String
In Flux:
option task = {
// ...
cron: "0 * * * *",
}
offset
Delays the execution of the task but preserves the original time range.
For example, if a task is to run on the hour, a 10m
offset will delay it to 10
minutes after the hour, but all time ranges defined in the task are relative to
the specified execution time.
A common use case is offsetting execution to account for data that may arrive late.
Data type: Duration
In Flux:
option task = {
// ...
offset: 10m,
}
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