@ -30,9 +30,9 @@ so your deployment will be spread/HA.
## Prerequisites
### Database
leveldb is the default database this only supports one filer replica.
leveldb is the default database, this supports multiple filer replicas that will [sync automatically](https://github.com/seaweedfs/seaweedfs/wiki/Filer-Store-Replication), with some [limitations](https://github.com/seaweedfs/seaweedfs/wiki/Filer-Store-Replication#limitation).
To have multiple filers a external datastore is recommened.
When the [limitations](https://github.com/seaweedfs/seaweedfs/wiki/Filer-Store-Replication#limitation) apply, or for a large number of filer replicas, an external datastore is recommened.
Such as MySQL-compatible database, as specified in the `values.yaml` at `filer.extraEnvironmentVars`.
This database should be pre-configured and initialized by running: