EVS Disk Status¶
An EVS disk has several statuses. Table 1 lists EVS disk statuses, the meaning of each status, and the operations a disk in each status allows.
EVS Disk Status | Status Description | Allowed Operation |
|---|---|---|
In-use | The EVS disk is attached to a server and is in use. |
|
Available | The EVS disk has not been attached to any server and can be attached. |
|
Creating | The EVS disk is being created. | None |
Attaching | The EVS disk is being attached to a server. | None |
Detaching | The EVS disk is being detached from a server. | None |
Deleting | The EVS disk is being deleted. | None |
Restoring | A backup is being used to restore the EVS disk. | None |
Expanding | The capacity of the EVS disk is being expanded. | None |
Uploading | Data on the EVS disk is being uploaded to an image. This status occurs when you create an image from a server. | None |
Downloading | Data is being downloaded from an image to the EVS disk. This status occurs when you create a server. | None |
Error | An error occurs when you try to create an EVS disk. | Deleting |
Deletion failed | An error occurs when you try to delete the EVS disk. | None |
Expansion failed | An error occurs when you try to expand the capacity of the EVS disk. | Deleting |
Restoration failed | An error occurs when you try to restore the EVS disk from a backup. | Deleting |
Rolling back | Data on the EVS disk is being restored from a snapshot. Note
| None |
Rollback failed | An error occurs when the EVS disk is rolled back from a snapshot. |
|
Awaiting transfer | The EVS disk is awaiting for a transfer. | None |
Figure 1 Change of some EVS disk statuses¶
Note
If an EVS disk status is Error, Deletion failed, Expansion failed, Restoration failed, or Rollback failed, you can rectify the error by referring to What Should I Do If an Error Occurs on My EVS Disk?