TAU_EVENT_DISABLE_STDDEV(3) on Linux
The text a5adb1e7989a, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 4.0 (Etch) shipped it. The page shows this text now.
Disables tracking of standard deviation statistic for a given event