How many hot spare physical disks can I create?

If you used the automatic configuration function, the MD Storage Manager Software creates one hot spare physical disk for every 30 physical disks of a particular . If you configured your storage array manually, you can create global hot spare physical disks that are used among the disk groups in your storage array. The global hot spare physical disks must be equal to or greater than the capacity of the largest physical disk in the . The recommended number of global hot spare physical disks is two for each physical disk set in the storage array.