Migrating to a dedicated server gives you bare-metal performance, but minimizing downtime during the cutover is always a challenge. I recently put together a comprehensive guide on executing a zero-downtime migration using a parallel-server approach (Ubuntu 22.04 / CentOS 8).
Instead of the traditional "maintenance mode" panic, the guide covers:
Using rsync -avz -e ssh for secure, resumable file transfers.
Dumping and migrating MySQL/MariaDB databases smoothly.
The "Hosts File Override" trick to test virtual hosts before touching your live DNS.
Managing DNS TTL for a seamless cutover.
Post-migration security hardening (UFW, disabling Root SSH, Fail2Ban).
We also touch on why bare-metal setups (like the ones we offer at Leo Servers across 250+ global locations) are superior to shared hypervisors for resource-heavy apps.
If you are gearing up for a server move, don't touch your DNS records until you read the full workflow.
For read more, visit the tutorial link: [https://www.leoservers.com/tutorials/howto/migrate-website-to-a-dedicated-server/]
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