stddev

Input Stack:
TimeSeriesExpr
 ⇨ Output Stack:
TimeSeriesExpr

Compute the standard deviation for the results of a group by. If the underlying data is for a timer or distribution summary, then dist-stddev is likely a better choice.

Since: 1.6

Example:

BeforeAfter
name,sps,:eq,
(,nf.cluster,),:by

name,sps,:eq,
(,nf.cluster,),:by,
:stddev