Incident Report: Service failure due to storage full

Yesterday, my homelab server suddenly became unresponsive. It started with a flurry of Discord notifications, the universal signal that something has gone seriously wrong. I found all services offline. The logs pointed to a primary culprit: a Redis failure, specifically a Server Out of Memory error. The core error was: RedisClient::CommandError: MISCONF Errors writing to the AOF file: No space left on device My first thought was: Why is AOF even enabled? I turned it on for testing and forgot. My