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Users may declare a replicationSpec
section to enable replication and Disaster Recovery (DR). This is an optional section that can be added to the memsql-cluster.yaml
file to enable replication and DR between a primary cluster and a secondary cluster, and to specify which connection model should be used across the two clusters.
replicationSpec:
enable: true
connectivity: viaHost
To support replication and DR, either of the two following requirements must be met by the underlying infrastructure:
In addition, the following requirements must be met:
Valid values for the fields in replicationSpec
are:
enable
field: true
, false
connectivity
field: viaHost
, viaPod
viaHost
when Kubernetes hosts in primary and secondary clusters can reach each other via host IPs across clustersviaPod
when Kubernetes pods in primary and secondary clusters can reach each other via pod IPs across clustersRefer to REPLICATE DATABASE for more information.