"The Undo Debugger has helped us efficiently diagnose numerous challenging issues that would have taken much more time to resolve with gdb or other debuggers that are forward-looking with little or no reversibility. Even if you use it for only 5-10 issues per year, the time saved can pay for …

“There was a file system-related issue we were looking to track down, and we had an idea of where the problem was occurring. This would be a simple case to debug if you could run it in the debugger given the same environment/file systems as the customer."