Aikesheng Open Source Community

Nov 27, 2025 · Databases

Why Did My OceanBase Cluster Crash? Uncovering OOM and Disk Errors

This article walks through a real‑world OceanBase cluster outage, detailing the environment, emergency restart steps, log‑driven fault analysis of disk I/O failures and Linux OOM‑killer activation, and presents concrete mitigation measures to prevent similar incidents.