[SystemSafety] Estimating time to next fault report
Derek M Jones
derek at knosof.co.uk
Wed Jan 7 14:23:40 CET 2026
All,
A Happy New Year to you all.
After the arrival of a fault report for a program
what is the expected elapsed time until the next
fault report arrives?
The answer depends on whether you are interested in
the next report of a known fault (i.e., already reported
at least once), or the next report of an unknown fault.
An analysis of the problem here
https://shape-of-code.com/2026/01/04/modelling-time-to-next-reported-fault/
tl;dr: Modelling time to next previously unreported fault has
an analytic solution that depends on variables whose values
have to be approximately approximated.
--
Derek M. Jones Evidence-based software engineering
blog:https://shape-of-code.com
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