The operation to release a TFO pair is used for maintenance work when a RAID failure, a RAID close, or a bad sector occurs, or when the session status of the TFO pair becomes "Error Suspend".
After releasing the TFO pair to stop synchronization between volumes, perform a maintenance.
The procedure to release a TFO pair is as follows. This operation can be performed from both the Primary Storage and the Secondary Storage.
Click Storage on the global navigation tab.
Registered ETERNUS Disk storage systems are displayed on the Main pane.
On the Main pane, click the Name of a target ETERNUS Disk storage system.
On the Category pane, click Storage Cluster.
Created TFO groups are displayed on the Main pane.
On the Main pane, click the Name of a target TFO group.
The TFO group details screen is displayed on the Main pane.
On the Main pane, click the Volume tab.
The information for pairs of local volume and remote volume is displayed.
After checking the target volume checkbox to be released the TFO pair, click Release Pair under TFOV on the Action pane.
The information confirmation screen is displayed.
After checking the displayed information, click Release.
Point
Release the TFO pairs of all TFOVs that belong to the failed RAID group so that the RAID group can be maintained.
