EM 24ai: Cluster And Cluster Database Discovery Sequence Of Operations And Output Explained
(Doc ID 3050402.1)
Last updated on DECEMBER 24, 2024
Applies to:
Enterprise Manager for Oracle Database - Version 24.1.0.0.0 and laterInformation in this document applies to any platform.
Goal
This document provides a detailed explanation of the sequence for Cluster and Cluster Database Discovery Operations in version 24.1C
Solution
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In this Document
| Goal |
| Solution |
| Overview |
| Cluster Target Discovery algorithm |
| 1. Initialization of the discovery process |
| 2. Determine the Central Inventory location |
| 3. Get CRS Home details from central inventory.xml |
| 4. Get Cluster Name from Grid Home |
| 5. Get Scan Name,Scan Port,EonsPort and Version |
| 6. Get Node List |
| 7. End of Cluster Discovery |
| Rac Database Discovery algorithm |
| 1. Initialization of the discovery process |
| 2. Check $ORATAB Entries |
| 3. Getting SID information |
| 4. Determine inventory.xml |
| 5. Excluding Homes from Discovery |
| 6. Get Listener Status and Version |
| 7. RAC Database Discovery Initiated |
| A. Get CRS Home and Cluster Name |
| B. Verify srvctl sanity check from DB and Grid Home |
| C. Get Local VIPNames |
| D. Get VIP Name |
| E. Get InterConnectName |
| F. Get Scan Name |
| G. Get List of Database and Oracle and version infomration |
| H. Get Status of the database and List database instance names |
| 8. Discover ClusterASM |
| A.Get the Cluster name, Home and Cluster node information |
| B. List the ASM instance on Node |
| 9. Discover Scan Listeners and Local Listeners Initiated |
| A. Parsing the listener.ora file for listener details and Determining the Listener name |
| B. Get the Listener Status Output |
| C. Get Scan Listener Port and Scan name information |
| D. Runs the Listener Status command |
| 10. Entering to Dynamic SID Discovery from Listener ADDRESS |
| A. ASM SID Discovered dynamically |
| B. Database SID Discovered dynamically |
| C. Verify Paraemter file and create pfile from spfile |
| D. Verify the Database is Policy Managed |
| E. Get FQDN and Domain Name |
| F. Verify Database is Multitenant DB or Normal DB |
| G. Get PDB and APPSPDB information |
| H. PDB shown as Discovered |
| 11. Final Discovery result output |
| 12. End Discovery |
| References |