To change the operation of the registered Tiering policy, change the definition of the Tiering policy.
Refer to "Change Tiering Policy" in the ETERNUS SF Web Console Guide for information on how to change a Tiering policy.
Point
It is not possible to change the definition of multiple Tiering policies at once. When changing the definition of multiple Tiering policies, make changes to the each Tiering policy at a time.
An evaluation exclusion day previous from the 32nd is automatically deleted on the day when the Tiering policy was changed when the Days to exclude from Evaluation is set to the Tiering policy of the operational object regardless of whether Configuration of Days to exclude from Evaluation of the Tiering policy is enabled or disabled. The 32nd is days in which a day was added the 31st that is the maximum Evaluation Period in consideration of summer time.
When the Tiering policy allocated in the Tier pool where the Automated Storage Tiering begins is changed, the collected access status data might be deleted according to the value of the Execution Mode of the Tiering policy.
Before Change | After Change | ||
|---|---|---|---|
Auto | Semi-Auto | Manual | |
Auto | Case2 | Case2 | Case1 |
Semi-Auto | Case2 | Case2 | Case1 |
Manual | Case1 | Case1 | Case2 |
Regardless of change of other items of the Tiering policy, the access status data collected for Tier pools which are using the Tiering policy is deleted and the collection of new access status data is begun. In this case, the evaluation period is a period from the change of the Tiering policy.
If any of the following items of the Tiering policy is changed, the access status data collected for Tier pools which are using the Tiering policy is deleted and the collection of new access status data is begun. In this case, the evaluation period is a period from the change of the Tiering policy.
Evaluation Period
Evaluation Standard
Automated Storage Tiering Execution Time
Time of the Day subject to Evaluation
