How I Safely Moved MariaDB Data Directory to Another Disk on Debian 13 (and Moved It Back Again)
If you’re running a Debian VPS with Virtualmin and MariaDB, sooner or later you’ll run into the same problem I did: your root partition is almost full, but MariaDB needs even more space to rebuild a huge table. In my case, I needed to add a generated column and a unique index to an 11 GB InnoDB table. Unfortunately, MariaDB…
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