Removing a Global Mirror environment

This task lists the high-level steps that you must complete in order to remove the Global Mirror environment from your system.

The removal of a Global Mirror environment is prompted by circumstances similar to the following:

You decide that you want to run with a totally different configuration.
You were running a test and the volumes you were using you never want to use for an asynchronous pair again.

Each of the following steps must be completed in sequence before you can move on to the next step.

Remove all Global Copy primary volumes from the Global Mirror sessions. See Removing volumes from a session (Global Mirror) for additional information.
End the Global Mirror sessions.
See Ending a Global Mirror session for additional information.
Withdraw all FlashCopy relationships between the B and C volumes. See Removing FlashCopy relationships for additional information.
Remove the Global Copy pair relationships. See Removing the Global Copy pair relationship for additional information.
Remove the remote mirror and copy paths between the local site and the remote site. Removing the fibre-channel paths for additional information.

Removing volumes from a session (Global Mirror)
Complete this task to remove volumes from a Global Mirror session. This task is also the first step in removing the Global Mirror environment from your system.
Ending a Global Mirror session
Complete this task to end a Global Mirror session. In addition to ending a single session, this task is also the second step that you use when you remove the Global Mirror environment from your system.
Removing FlashCopy relationships
Complete this task to remove FlashCopy relationships that exist with the volumes that are part of your Global Mirror environment. In addition, this task is the third step in removing the Global Mirror environment from your system.
Removing the Global Copy pair relationship
Complete this task to remove Global Copy relationships that existed with the volumes that were part of your Global Mirror environment. This task is the fourth step in removing the Global Mirror environment from your system.
Removing the fibre-channel paths
Complete this task to remove the fibre-channel paths between all Global Mirror source and target pairs and between the master and subordinate storage units. This is the fifth and final step in removing the Global Mirror environment from your system.

Parent topic: Global Mirror functions