Oracle Database 19c Maintenance and Monitoring Standard Operating Procedure
Purpose:
Ensure the reliability, performance, and security of the Oracle Database 19c environment.
Scope:
This SOP applies to all Oracle Database 19c instances.
Responsibilities:
- Database Administrators (DBAs)
- System Administrators
Maintenance Tasks:
- Daily:
- Check database alert logs for errors.
- Verify backup completion.
- Monitor system resources (CPU, memory, disk space).
- Weekly:
- Run database backups (RMAN).
- Perform database maintenance tasks (e.g., rebuild indexes, update statistics).
- Review database performance metrics.
- Monthly:
- Perform operating system updates.
- Review database security settings.
Monitoring Tasks:
- Database Performance:
- Monitor CPU utilization.
- Monitor disk I/O.
- Monitor memory utilization.
- Database Logs:
- Monitor alert logs.
- Monitor trace files.
- Backup Monitoring:
- Verify backup completion.
- Verify backup integrity.
Log and Trace Purging:
- ADRCI Commands:
- adrci exec="SHOW ALERT" to view alert logs.
- adrci exec="SHOW TRACE" to view trace files.
- adrci exec="PURGE ALERT" to purge alert logs.
- adrci exec="PURGE TRACE" to purge trace files.
Backup Script:
```
bash
#!/bin/bash
rman target=/ <<EOF
BACKUP DATABASE;
EOF
```
Schedule:
Daily, weekly, and monthly tasks should be scheduled using a scheduling tool (e.g., cron).
Documentation:
- Database documentation should include:
- Database configuration.
- Backup schedules.
- Maintenance schedules.
- Performance metrics.
