But can a plugin actually handle 100GB? How do you configure it? And what server specs do you need to survive?
Install a fresh copy of WordPress. Install the free All-in-One WP Migration plugin and activate your Unlimited Extension .
memory_limit = 2048M max_execution_time = 0 post_max_size = 8192M upload_max_filesize = 8192M Restart PHP-FPM or Apache. all-in-one wp migration 100gb
It handles serialized data automatically. When you move a 100GB site that uses page builders (Elementor, WPBakery) or Advanced Custom Fields (ACF), standard backup tools break the PHP data strings. AIOWPM fixes them on the fly. Part 8: Troubleshooting 100GB Import Crashes If your import fails at 42%, here is the fix list. Error: "Unable to open file for reading" Solution: Your /wp-content/plugins/all-in-one-wp-migration/storage/ folder ran out of space. Fix: Clear the folder manually via FTP or SSH ( rm -rf storage/* ). This is a safe directory; it contains temporary chunks. Error: "Maximum execution time exceeded" Solution: PHP still timed out despite your settings. You need CLI mode (Command Line). Advanced Fix: Run WP-CLI with AIOWPM.
With the , the 100GB barrier becomes a myth. The plugin doesn't care if your site is 100MB or 100GB—it treats the data equally, chunking it, serializing it, and moving it flawlessly. But can a plugin actually handle 100GB
Access your php.ini via cPanel or SSH for the destination site:
The Unlimited Extension is a lifetime license for that specific WordPress site. You do not pay annually. Part 10: Final Checklist – Migrating 100GB Sans Panic Before you click "Import," run this checklist. Install a fresh copy of WordPress
Most standard migration plugins choke when a site hits 500MB. If your site is serious, you are likely dealing with of data. That isn't a blog; that is a full-blown digital asset.