Issue with the "Use a MySQL Database" doc

[songproducer]

I found an issue with this document.

Title: Use a MySQL Database
Location: https://fly.io/docs/app-guides/mysql-on-fly/
Source: https://github.com/superfly/docs/blob/main/app-guides/mysql-on-fly.html.markerb

Describe the issue

when running fly volumes create mysqldata --size 10
I get this:
Warning! Every volume is pinned to a specific physical host. You should create two or more volumes per application to avoid downtime. Learn more at https://fly.io/docs/volumes/overview/