Code RoomData inconsistency after failover
HardPrep Room Coding #3034

Data inconsistency after failover

On-callDatabases & SQLReliability & on-callSenior–Staff~20 min

After a database failover, some users report stale or inconsistent data and writes seem to be conflicting. You suspect replication lag or split-brain. What's your response?

What a strong answer looks like

Stop the bleeding first (mitigate), then form hypotheses from real signals. Separate root cause from symptom, communicate status as you go, and close with what prevents a repeat.

0:00 of about 20 min
Which questions mattered is sealed until you submit. Telling you now would just be handing over the edge cases.