update deployment faq (#2216)

* update deployment faq

* Update docs/02-Deploying/FAQ.md

Co-authored-by: Zach Wasserman <zach@fleetdm.com>

Co-authored-by: Zach Wasserman <zach@fleetdm.com>
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Benjamin Edwards 2021-09-27 13:12:08 -04:00 committed by GitHub
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@ -13,6 +13,7 @@
- [Is Fleet available as a SaaS product?](#is-fleet-available-as-a-saas-product)
- [Is Fleet compatible with X flavor of MySQL?](#is-fleet-compatible-with-x-flavor-of-mysql)
- [What are the MySQL user access requirements?](#what-are-the-mysql-user-requirements)
- [What is duplicate enrollment and how do I fix it?](#what-is-duplicate-enrollment-and-how-do-i-fix-it)
## How do I get support for working with Fleet?
@ -108,4 +109,10 @@ Fleet is built to run on MySQL 5.7 or above. However, particularly with AWS Auro
## What are the MySQL user requirements?
The user `fleet prepare db` (via environment variable `FLEET_MYSQL_USERNAME` or command line flag `--mysql_username=<username>`) uses to interact with the database needs to be able to create, alter, and drop tables as well as the ability to create temporary tables.
The user `fleet prepare db` (via environment variable `FLEET_MYSQL_USERNAME` or command line flag `--mysql_username=<username>`) uses to interact with the database needs to be able to create, alter, and drop tables as well as the ability to create temporary tables.
## What is duplicate enrollment and how do I fix it?
Duplicate host enrollment is when more than one host enrolls in Fleet using the same identifier (hardware UUID or osquery generated UUID). This can be caused by cloning a VM Image with an already enrolled
osquery client. To resolve the issues, it's advised to configure `--osquery_host_identifier` to `uuid`, and then delete the single host record for that whole set of hosts in the Fleet UI. You can find more information about
[host identifiers here](https://github.com/fleetdm/fleet/blob/main/docs/02-Deploying/02-Configuration.md#osquery_host_identifier).