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How do I safely change cluster parameters?

Valid settings for partition-to-node-assignment are:

  • jmp-hash (default)
  • modulus (for more equal data distribution on larger clusters)

partition-to-node-assignment should only be changed by creating a new cluster.

Before you begin

Change partition-to-node-assignment on a cluster

Follow this process to safely change the cluster parameter without losing your data.

Task Additional information
Take a backup of the cluster Backup FeatureBase
Create a new empty cluster Create a FeatureBase Cluster
Change partition-to-node-assignment in the new cluster featurebase.conf TOML configuration files  
Restore your backup to the new cluster Restore FeatureBase