Prepare a server migration

Define scope and objectives Services, data, users, constraints and target date.

Inventorying roles and applications Windows/Linux services, bases, tasks, ports and dependencies.

Measuring volumes and performance Storage, growth, CPU, RAM, network and processing windows.

Check licenses and compatibilitys Supported system, applications, drivers and versions.

Document DNS, IP, certificates and service accounts Include secrets and their mode of renewal.

Make a fully tested backup Critical step To perform restoration before the switch.

Build the new server Hardening, updates, supervision and backup.

Testing out-of-production migration Features, performance, rights and integrations.

Make the tipping plan Steps, responsible, estimated time and communication.

Set a rearward plan Critical step Decision criteria and detailed procedure.

Run and trace the rocker Journal actions and deviations.

Validate and decommission the former server After period of observation and final backup.