head

Only emit the first limit points from each batch.

head limit [by groupfield1, [groupfield2, ...]]
Parameter Description Required?
limit The number of points to emit; may be an expression that evaluates to an integer No; defaults to 1
by One or more fields by which to group. See Grouping fields with by. No

Example: Generate batches containing ten points each but only log the first two points from each batch

emit -hz 10 -limit 100 
| batch 1 
| head 2 
| view text