Multiple MySQL AWS instances all show up under one hostname in Mysql Enterprise Monitor 3.x
(Doc ID 1629728.1)
Last updated on MARCH 07, 2018
Applies to:MySQL Server - Version 5.5 and later
MySQL Enterprise Monitor - Version 3.0 and later
Information in this document applies to any platform.
Several cloned Amazon AWS instances are all showing up under one instance in MEM Service Monitor.
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In this Document
|Step 1. Identify affected instances.|
|Step 2. Shutdown the MEM agents monitoring the affected instances.|
|Step 3. Remove duplicate UUIDs|
|Step 4. Identify VMs with duplicate SSH keys for servers with MEM 3.0 agents|
|Step 5. Regenerate SSH public keys on servers with duplicate key fingerprints|
|Step 6. Delete all affected (MySQL UUID and SSH hostid) MySQL instances from MySQL Enterprise Monitor Service Monitor Dashboard.|
|Step 7. (version 5.6) Restart your MySQL instances to re-generate the UUID (auto.cnf)|
|Step 8. Start the MySQL Enterprise Monitor Agent on each server from Step 2|
|Step 9. It may take 5 minutes for MEM to clear the old instances and advisor data from the dashboard, wait until all of the errant instances are gone.|
|Step 10. Add your MySQL instances to the MEM dashboard to be monitored.|