This operation enables you to view migration policies of a namespace.
Context
- On the migration policy management page, you can click
to refresh migration policy information. - On the migration policy management page, you can click
or 
next to a parameter and enter a keyword to search for the required migration policy information. - On the migration policy management page, you can click
to select the migration policy parameters you want to view.
Procedure
- Choose Resources > Tuning > SmartTier > Migration Policy.
- Select a desired account from the Account drop-down list in the upper left corner.
- Select a desired file directory from the list on the left. Migration policies created for the file directory are displayed in the function pane on the right. Table 1 describes the related parameters.
- For a directory, if it is created with a policy, such policy is applied preferentially. If the directory is not created with a policy, it inherits the policy created for its parent directory.
- When a file applies to multiple periodical migration policies, the priority of a policy is determined by its position in the table. Policies are sorted in descending order of priority. By default, policies are sorted by creation time. You can click Up or Down to change the location of a policy in the table.
Table 1 Migration policy parameters Parameter
Description
Name
Name of a migration policy.
ID
ID of a migration policy.
Tier Grade
Tier grade of a migration policy. Files that meet the migration policy will be migrated to a disk pool at this tier grade.
File Name Filtering
File name filtering policy of a migration policy.
User or User Group
User or user group filtering policy of a migration policy.
File Size
Size of files for which a migration policy takes effect.
Execution Mode
Execution mode of a migration policy. The options are Periodical and One-off.
Compression Mode
Compression mode of a migration policy. The options are Compression and Decompression.
NOTE:When Service Type is set to General, compression modes can be configured only after an advanced license is imported. When Service Type is set to Intelligent video and image, compression modes cannot be configured.
Task Status
Current task status of a migration policy.
- Initiating: If a migration policy is configured for a directory for the first time, the directory is in this state before the first migration start time is reached.
- To be scheduled: The migration start time has elapsed and the task is waiting to be executed.
- Running: The task is running.
- Complete: The task is complete.
Time Policy
File operation time filtering policy of a migration policy.
You can click the name of a desired policy to view its general information.