Helm chart readme - clarify details about multiple filers and datastore (#5384)
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@@ -30,11 +30,11 @@ so your deployment will be spread/HA.
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## Prerequisites
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## Prerequisites
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### Database
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### Database
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leveldb is the default database this only supports one filer replica.
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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).
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To have multiple filers a external datastore is recommened.
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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.
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Such as MySQL-compatible database, as specified in the `values.yaml` at `filer.extraEnvironmentVars`.
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Such as MySQL-compatible database, as specified in the `values.yaml` at `filer.extraEnvironmentVars`.
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This database should be pre-configured and initialized by running:
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This database should be pre-configured and initialized by running:
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```sql
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```sql
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CREATE TABLE IF NOT EXISTS `filemeta` (
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CREATE TABLE IF NOT EXISTS `filemeta` (
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