Manually enabling or disabling Persistent Reserve

The PR status can be set manually with the help of IBM® Support Center.

Attention: Manually enabling or disabling Persistent Reserve should only be done under the supervision of the IBM Support Center with GPFS stopped on the node.
The IBM Support Center will help you determine if the PR state is incorrect for a disk. If the PR state is incorrect, you may be directed to correct the situation by manually enabling or disabling PR on that disk.