Nexon·Product Manager·Onsite - Product Sense / Strategy
- An item in a live online game suddenly sees a massive spike in usage. How do you investigate what's happening, find the root cause, and decide whether to act?
- What clarifying questions would you ask before diving into the investigation?
- How would you confirm the spike is real and not just a data or instrumentation problem?
- What hypotheses would you build around why the spike is happening?
- Which teams would you loop in and what data would you pull from each?
- How do you decide what action to take once you've identified the root cause?
- What would make you push for an immediate hotfix rather than waiting?
- If revenue is going up but player complaints are also rising, how do you handle that tension?
- How would you detect whether the usage spike is being driven by bots rather than real players?
- What would your ongoing monitoring dashboard look like after an incident like this?
“This is the main case and it ate up most of the session.”