atopsar(1) on Linux
The text 09ae4234b8c8, as Debian 8 (Jessie), Debian 7 (Wheezy) shipped it.
AT Computing's System Activity Report (atop related)
Flags it lists
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-A -
-C -
-D -
-G -
-H -
-I -
-K -
-M -
-N -
-O -
-P -
-R -
-S -
-T -
-U -
-W -
-Y -
-Z -
-a -
-c -
-d -
-f -
-i -
-k -
-l -
-m -
-p -
-s -
-t -
-u -
-w -
-x -
-y -
-z