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Oracle® Solaris Cluster Geographic Edition Data Replication Guide for EMC Symmetrix Remote Data Facility

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Updated: April 2016
 
 

SRDF Cluster Resource Properties That Must Not Be Changed

The Geographic Edition software automatically creates a cluster resource using the SUNW.GeoCtlSRDF resource type and using the naming convention sc_geo_dr-SRDF-protection-group-device-group. The Geographic Edition framework internally changes some properties for this SUNW.GeoCtlSRDF cluster resource. Altering the configuration or state of these entities directly with Oracle Solaris Cluster commands might result in unrecoverable failure.

Therefore, you must not edit the following properties when they are configured in a SUNW.GeoCtlSRDF cluster resource of the name sc_geo_dr-SRDF-protection-group-device-group:

  • DG_or_CG – Defines the type of SRDF component: device group (DG) or consistency group (CG).

  • R1_SID – Defines the local data replication role.

  • R2_SID – Defines the local data replication role.

  • SRDF_group – Defines the SRDF device group that contains the volumes that are being replicated.

  • Replication_role – Defines the SRDF role attribute.