EVS Snapshot Status

An EVS snapshot has several statuses. Table 1 lists the EVS snapshot statuses, the meaning of each status, and the operations a snapshot in each status allows.

Table 1 Snapshot status details

Snapshot Status

Description

Allowed Operation

Creating

The snapshot is being created.

No operations are allowed.

Available

The snapshot is successfully created.

  • Creating EVS disks using snapshots

  • Deleting snapshots

  • Rolling back snapshots to source EVS disks

Deleting

The snapshot is being deleted.

No operations are allowed.

Error

An error occurs when you try to create a snapshot.

Deleting

Deletion failed

An error occurs when you try to delete a snapshot.

No operations are allowed.

Rolling back

The snapshot is rolling back data.

Note

  • When you roll back from a snapshot, you can only roll back data to the source EVS disk. Rollback to a specified disk is not supported.

  • A snapshot can only be used for rollback when its source disk is in the Available or Rollback failed state.

No operations are allowed.

Backing up

This status is available only to temporary snapshots. When you create a backup for an EVS disk, a temporary snapshot is automatically created. This status indicates that a temporary snapshot is being created during the backup creation.

Note

Temporary snapshots are created through the CBR service. Do not perform any operation on these snapshots.

No operations are allowed.