Minesweeper Automates Root Cause Analysis as a First-Line Defense Against Bugs


Minesweeper has allowed Facebook engineers to diagnose regressions and provide insights in mere minutes instead of taking days to achieve this.

At Facebook, it’s not unusual to encounter tens of thousands of traces related to a bug. To handle this, we leveraged the PrefixSpan algorithm, which is well known for being highly efficient at sequential pattern mining


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