© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023
S. AlmogPractical Debugging at Scalehttps://doi.org/10.1007/978-1-4842-9042-2_5

5. Time Travel Debugging

Shai Almog1  
Tel Aviv, Israel

O brave new world That has such people in't!

—Aldous Huxley/William Shakespeare

I think there’s no better quote for a chapter about time travel debuggers than this. A forgettable Shakespeare quote became significant as Huxley plucked it from relative obscurity with his groundbreaking book. This is the perfect analogy for time travel debuggers, a.k.a. back-in-time debuggers.

Time travel debuggers (TTDs) don’t debug. They track everything we do when using an application. Once we’re done with the application or experienced the ...

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