Replication lag is one of the most important metrics for Cloud Ops DBAs managing Oracle Data Guard or other replication mechanisms in Oracle Cloud Infrastructure (OCI). Lag occurs when redo logs are not shipped or applied to the standby database in time, leading to potential data loss during failover. Monitoring lag helps ensure your standby […]
Below is a copy-paste ready Bash automation script that runs the Daily Data Guard Monitoring Checklist (OCI CLI + SQL*Plus), aggregates the results, and emails them to a distribution list. The script is written to be robust, modular, and suitable for scheduling via cron. Explanations and deployment notes follow the script so you can paste […]
Oracle Data Guard ensures high availability and disaster recovery for critical databases running in Oracle Cloud Infrastructure (OCI). For a Cloud Ops DBA, monitoring Data Guard daily is essential to ensure the primary and standby databases remain healthy, synchronized, and ready for switchover or failover. This blog provides a step-by-step daily monitoring checklist with commands, […]
High Availability and Disaster Recovery are critical requirements for enterprise workloads in Oracle Cloud Infrastructure (OCI). Oracle Data Guard provides replication and failover capabilities for Oracle Databases, ensuring business continuity in case of planned or unplanned outages. This blog explains how to configure Data Guard in OCI and how to monitor its status using both […]