Limitations to volumes in the system storage pool
The volumes
in the system storage pool have these
limitations:
- All volumes in the system storage pool must be of
the same type of backend storage device and must be one of
the supported IBM® storage
subsystems.
You can use IBM TotalStorage® SAN
Volume Controller to provide mixed storage as long as only the SAN Volume
Controller virtual devices are visible to the cluster.
- All volumes in the system storage pool must visible
to all metadata servers in the cluster.
- Each volume in the system storage pool must be at
least 2 GB in size.
- The system storage pool is limited to 126 dual-path
volumes.