If a dynamic reconfiguration operation fails or is interrupted,
you may want to restore the configuration in the DCD with the current
active configuration, which is stored in the ACD. PowerHA® SystemMirror® allows you
to save in a snapshot the changes you made to the configuration in
the DCD before you overwrite it.
About this task
To replace the Configuration Database data stored in
the DCD with the Configuration Database data in the ACD:
Procedure
- From the command line, enter
smit sysmirror
- In SMIT, select Problem Determination Tools and
press Enter.
- Select Restore PowerHA SystemMirror Configuration
Database from Active Configuration and press Enter.
- Enter field values as follows:
Table 1. Restore PowerHA SystemMirror Configuration
Database from Active Configuration fields
| Field |
Value |
| Cluster Snapshot Name of System Default PowerHA SystemMirror ODMs |
In this field, specify the name you want assigned to the cluster
snapshot PowerHA SystemMirror creates
before it overwrites the ODM data stored in the DCD with the ODM data
from the ACD. You can use this snapshot to save the configuration
changes you made. |
| Cluster Snapshot Description of System Default PowerHA SystemMirror ODMs |
Enter any text string you want stored at the beginning of the
snapshot. |
- Press Enter. SMIT displays the results.