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Administrator Guide 15

OceanStor 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 V3 Storage System V300R003

Routine maintenance activities are the most common activities for the storage device, including powering on or off the storage device, managing users, modifying basic parameters of the storage device, and managing hardware components. This document applies to the system administrators who are responsible for carrying out routine maintenance activities, monitoring the storage device, and rectifying common device faults.
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Activating a Snapshot

Activating a Snapshot

After an application-based snapshot is activated, a data duplicate of the application at the activation point in time is generated immediately.

Prerequisites

  • At least one application-based snapshot has been created in the system.
  • Health Status of each LUN in the application-based snapshot is Normal.
  • Running Status of each LUN in the application-based snapshot is Inactive.
  • The storage pools where the LUNs reside have enough space to store snapshot data.
  • The used capacity of the storage pool does not exceed the threshold. Otherwise, snapshots will not be activated.

Context

Activating an application snapshot activates all of the snapshots within the snapshot group. Data duplicates are generated for each LUN contained in the application at the point of activation.

Procedure

  1. Log in to DeviceManager.
  2. Choose Data Protection > Snapshot > Application.
  3. From the drop-down list in the upper area of the left function pane, select an application type.
  4. In the upper area of the left function pane, select the snapshot that you want to activate and choose More > Activate on the menu bar.

    The security alert dialog box is displayed.

  5. Confirm the snapshot activation.
    1. Confirm the information in the dialog box, select I have read and understand the consequences associated with performing this operation., and click OK.

      The Execution Result dialog box is displayed, indicating the operation result.

    2. Click Close.
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Updated: 2019-04-17

Document ID: EDOC1000084191

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