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Migration Testing Notes
Migration Testing Notes
Pre-Everything
- Check Patch Level on both VM5 Hosts
- Ask AIMES about Firewall/Switch Firmware Updates
- Ask AIMES about access to DRAC + SAN Management Interfaces
- Check Encryption has been enabled on SANs
- Check Encryption has been enabled in Veeam
- Confirm with AIMES we want them to manage the backups
- Ask AIMES about backup security (in particular potential for access to PID via Internet)
- Ask AIMES about reporting/alerts from Veeam.
- Ask AIMES if it is possible to have read-only access to Veeam console.
- Ask AIMES (again) for a copy of the Firewall rules.
- Check whether there is a grace period for the RedHat licences as we move between Hosts.
- Ask AIMES about Cisco "FirePower" functionality - Note: I understand that several of the features require a licence to enable but it may have some capabilities "out of the box"
- Ask AIMES about future remote access - see Error rendering macro 'jira' : Unable to locate Jira server for this macro. It may be due to Application Link configuration.
- Check for Cisco Problems - https://www.theregister.co.uk/2017/02/03/cisco_clock_component_may_fail/
- When/How are we getting the VMWare / Veeam Licences. (Support website accounts etc.).
- Find out how many Windows VMs they will be setting up. There might be a spare one or two.
Pre-Migration Testing
Migration of VM from VM5 to VM6 Cluster
- Test that VMs boot and do some checks that the data is not corrupt.
Test how VMotion works
- Check if VMs can make use of both VMHosts in normal operation
- Check failover works.
Test Backups
- Find a way to simulate modifications to HealthShare and PV for incremental backups
- HealthShare: Processing about a day's worth of assorted files should do it, though we need to think about the message and journal purge activity too.
- For PV I think what we would have to do is modify PVOut in HealthShare to collect PV2 XML files and then write a local web client to submit them. This would require PV Web and PV DB to be able to communicate.
- Hmm... I wonder if there's any way you could do one or both of the above by having it replay or undo Transaction Logs to generate the activity.
RedHat Licencing
- Check how this is configured in a cluster
- Check VM Failover works
- Check Failover of the RedHat LM itself works.
Estimate time required for migration
Develop a back out plan
During Migration
Setup Holding Pages
- For the Internet side see
Make sure sites/suppliers/users have been notified.
Disable PV Output Queue
Post Migration
Check machines are (or can) able to operate successfully
- Document Firewall Requirements
Uninstall R1Soft/Idera from VMs