To change the operation of the Tier pool, change the definition of the Tier pool.
The items that are capable of being changed are as follows. For explanations of items other than the "FTSP Number", refer to "3.5.1 Creation of Tier Pool".
Policy Name
Warning Threshold of Pool
Caution Threshold of Pool
FTSP Number (Layer level)
This is the layer level (Low / Middle / High) of the sub-pool.
In changing of one layer Tier pool, the pull-down menu of the FTSP Number is not displayed.
It is not possible to configure multiple sub-pools to be of the same Tier layer.
FTSP Name
The FTSP name cannot be changed. Changing refers to, in a situation where the Low sub-pool name is "sub-1" and the High sub-pool name is "sub-2", changing the Low sub-pool name to "sub-2" and the High sub-pool name to "sub-1".
Refer to "Change Tier Pool" in the ETERNUS SF Web Console Guide for information on how to change the Tier pool.
Point
It is not possible to change the definition of multiple Tier pools at once. When changing the definition of multiple Tier pools, make changes to the each Tier pool at a time.
The definition of the following Tier pools cannot be changed:
Tier pools in which Automated Storage Tiering has already been started
Tier pools in which RAID groups are being deleted
The policy name cannot be changed for the one layer Tier pool.
