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HyperReplication Feature Guide for Block

OceanStor V5 Series V500R007

This document is applicable to OceanStor 5110 V5, 5110F V5, 5300 V5, 5300F V5, 5500 V5, 5500F V5, 5600 V5, 5600F V5, 5800 V5, 5800F V5, 6800 V5, 6800F V5, 18500 V5, 18500F V5, 18800 V5, and 18800F V5. It describes the working principle and application scenarios of the HyperReplication feature (for block). Also, it explains how to configure and manage the feature.
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Enabling Protection for the Secondary Resources of a Consistency Group

Enabling Protection for the Secondary Resources of a Consistency Group

By performing this operation, you can enable protection for secondary resources of all remote replication pairs in a consistency group. Data cannot be written into the secondary resources to ensure data security.

Prerequisites

Based on Running Status of a consistency group and Secondary Resource Data Status of the remote replication pairs added to the consistency group, determine whether protection for the secondary resources can be enabled for the consistency group, as shown in Table 4-25.

Table 4-25 Status requirements for enabling protection for secondary resources of a consistency group

Running Status of a Consistency Group

Secondary Resource Data Status

Enabling Protection for Secondary Resources (Supported or Not)

Normal

Any status

No

Split

Consistent

Yes

Interrupted (link down)

Consistent

Yes (Can be performed only on the secondary device of a consistency group.)

Interrupted (link up)

Any status

No

To be recovered

Any status

No

Synchronizing

Any status

No

Invalid

Any status

No

Procedure

  1. Log in to DeviceManager.
  2. Go to the remote replication consistency group page.

    The operation path varies with user types:

    • System user: Click vStore, select the desired vStore, and click Details to go to the vStore view. Choose Data Protection > Remote Replication > Remote Replication Consistency Group.
    • vStore user: In the vStore view, choose Data Protection > Remote Replication > Remote Replication Consistency Group.

  3. Enable protection for secondary resources.

    1. Select the consistency group you want to enable protection for secondary resources.
    2. Choose More > Enable Protection for Secondary Resource.

      The Success dialog box is displayed.

    3. Click OK.

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Updated: 2019-07-11

Document ID: EDOC1000181492

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