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Sep 23, 2015 · Databases

How to Diagnose and Resolve Oracle DBtime Fluctuations: A Step‑by‑Step Case Study

This article presents a detailed case study of diagnosing Oracle DBtime spikes using Zabbix, custom scripts, AWR and ASH analysis, revealing how scheduler jobs, materialized view refreshes, parallel execution, and unusable indexes caused performance jitter, and demonstrates step‑by‑step remediation to stabilize DBtime.