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Sep 20, 2023 · Databases

OceanBase Datafile Shrink Procedure and Cluster Maintenance Guide

This article describes a real‑world OceanBase failure scenario where a core dump fills the data disk, and provides a step‑by‑step guide to shrink datafiles to 80% of disk capacity, adjust parameters, reduce tenant replicas, offline and reinstall OBServer instances, and finally restart the cluster.