freebsd-skq/cmd/dtrace
Andriy Gapon acb89578f1 fix up r319744, add new files
8269 dtrace stddev aggregation is normalized incorrectly

illumos/illumos-gate@79809f9cf4
79809f9cf4

https://www.illumos.org/issues/8269
  It seems that currently normalization of stddev aggregation is done
  incorrectly.
  We divide both the sum of values and the sum of their squares by the
  normalization factor. But we should divide the sum of squares by the
  normalization factor squared to scale the original values properly.

Reviewed by: Bryan Cantrill <bryan@joyent.com>
Approved by: Robert Mustacchi <rm@joyent.com>
Author: Andriy Gapon <avg@FreeBSD.org>
2017-06-09 15:06:50 +00:00
..
test fix up r319744, add new files 2017-06-09 15:06:50 +00:00
dtrace.c 4474 DTrace Userland CTF Support 2014-06-03 01:24:46 +00:00