The Jargon File (version 4.4.7, 29 Dec 2003):
bang on
vt.
To stress-test a piece of hardware or software: ?I banged on the new
version of the simulator all day yesterday and it didn't crash once. I
guess it is ready for release.? The term pound on is synonymous.
The Free On-line Dictionary of Computing (30 December 2018):
bang on
pound on
(Or "pound on"). To stress-test a piece of hardware or
software: "I banged on the new version of the simulator all
day yesterday and it didn't crash once. I guess it is ready
for release."
[Jargon File]