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Oracle Solaris Cluster Geographic Edition Data Replication Guide for EMC Symmetrix Remote Data Facility Oracle Solaris Cluster 4.1 |
1. Replicating Data With EMC Symmetrix Remote Data Facility Software
2. Administering SRDF Protection Groups
Strategies for Creating SRDF Protection Groups
Creating a Protection Group While the Application Is Offline
Creating a Protection Group While the Application Is Online
Creating, Modifying, Validating, and Deleting an SRDF Protection Group
How to Create and Configure an SRDF Protection Group
Requirements to Support Oracle Real Application Clusters With Data Replication Software
How to Create a Protection Group for Oracle Real Application Clusters
How the Data Replication Subsystem Validates the Device Group
How to Modify an SRDF Protection Group
Validating an SRDF Protection Group
How to Validate an SRDF Protection Group
How to Delete an SRDF Protection Group
How to Create a Protection Group That Does Not Require Data Replication
Administering SRDF Application Resource Groups
How to Add an Application Resource Group to an SRDF Protection Group
How to Delete an Application Resource Group From an SRDF Protection Group
Administering SRDF Data Replication Device Groups
How to Add a Data Replication Device Group to an SRDF Protection Group
Validations Made by the Data Replication Subsystem
How the State of the SRDF Device Group Is Validated
Determining the State of an Individual SRDF Device Group
Determining the Aggregate SRDF Device Group State
Determining the SRDF Pair State
How to Modify an SRDF Data Replication Device Group
How to Delete a Data Replication Device Group From an SRDF Protection Group
Replicating the SRDF Protection Group Configuration to a Partner Cluster
How to Replicate the SRDF Protection Group Configuration to a Partner Cluster
Activating an SRDF Protection Group
How to Activate an SRDF Protection Group
Deactivating an SRDF Protection Group
How to Deactivate an SRDF Protection Group
Resynchronizing an SRDF Protection Group
How to Resynchronize a Protection Group
Checking the Runtime Status of SRDF Data Replication
Displaying an SRDF Runtime Status Overview
3. Migrating Services That Use SRDF Data Replication
You can obtain an overall view of the status of replication as well as a more detailed runtime status of the SRDF replication resource groups. The following sections describe the procedures for checking each status:
The status of each SRDF data replication resource indicates the status of replication on a particular device group. The status of all the resources under a protection group are aggregated in the replication status. This replication status is the second component of the protection group state. For more information about the states of protection groups, refer to Monitoring the Runtime Status of the Geographic Edition Software in Oracle Solaris Cluster Geographic Edition System Administration Guide.
To view the overall status of replication, look at the protection group state as described in the following procedure.
You must be assigned the Basic Solaris User RBAC rights profile to complete this procedure. For more information about RBAC, see Geographic Edition Software and RBAC in Oracle Solaris Cluster Geographic Edition System Administration Guide.
# geoadm status
Refer to the Protection Group section of the output for replication information. The information that is displayed by this command includes the following:
Whether the local cluster is enabled for partnership participation
Whether the local cluster is involved in a partnership
Status of the heartbeat configuration
Status of the defined protection groups
Status of current transactions
# clresourcegroup status sc_geo_dr-SRDF-pgname # clresource status sc_geo_dr-SRDF-pgname-dgname
Refer to the Status and Status Message fields for the data replication device group you want to check.
See Also
For more information about these fields, see Table 2-4.
The Geographic Edition software internally creates and maintains one replication resource group for each protection group. The name of the replication resource group has the following format:
# sc_geo_dr-SRDF-pgname
If you add an SRDF device group to a protection group, Geographic Edition software creates a resource for each device group. This resource monitors the status of replication for its device group. The name of each resource has the following format, where pgname is the name of the protection group and dgname is the name of the device group:
# sc_geo_dr-SRDF-pgname-dgname
You can monitor the status of replication of this device group by checking the Status and Status Message of this resource. Use the clresourcegroup status command to display resource status and the status message.
The following table describes the Status and Status Message values that are returned by the clresource status command when the State of the SRDF replication resource group is Online.
Table 2-4 Status and Status Messages of an Online SRDF Replication Resource Group
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For more information about these values, refer to the SRDF documentation.
For more information about the clresource command, see the clresource(1CL) man page.