The administration documentation contains all the information needed to administer a working InfluxDB installation.
Information about the config file
Information about upgrading from previous versions of InfluxDB
Enabling HTTPS to secure the communication between clients and the InfluxDB server, and verifying the authenticity of the InfluxDB server to clients.
Information on how to direct InfluxDB log output.
Procedures to backup data created by InfluxDB and to restore from a backup.
Overview of security options and configurations.
Management of breaking changes, upgrades, and ongoing support.
To revert to a prior version, complete the same steps as when Upgrading to InfluxDB 1.7.x, replacing 1.7.x with the version you want to downgrade to. After downloading the release, migrating your configuration settings, and enabling TSI or TSM, make sure to rebuild your index.
Note: Some versions of InfluxDB may have breaking changes that impact your ability to upgrade and downgrade. For example, you cannot downgrade from InfluxDB 1.3 or later to an earlier version. Please review the applicable version of release notes to check for compatibility issues between releases.