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OceanStor 9000 V300R006C00 Object Storage Service (Compatible with Amazon S3 APIs) Administrator Guide 07

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Creating a Data Reconstruction Policy

Creating a Data Reconstruction Policy

A data reconstruction policy can specify the priorities of data reconstruction policies in a specific period of time.

Prerequisites

You have logged in to the DeviceManager as an administrator that has the permission to operate the file system structure. The following administrators have the permission:
  • Super administrator
  • Administrator
  • Device administrator

Context

If service peak and off-peak hours form a regular period, you are advised to configure the data recover policy. If the service peak and off-peak hours are not that regular or the regular period cannot be obtained, you are not advised to configure the data reconstruction policy to avoid impact on services.

Procedure

  1. Log in to DeviceManager.
  2. Choose Settings > Cluster Settings > Protection Policy > Automatic Data Reconstruction.
  3. In the middle function pane, click Create.
  4. In the Create Data Reconstruction Policy dialog box that is displayed, configure the data reconstruction policy. The related parameters are shown in Table 12-2.

    Figure 12-2  Create data reconstruction Policy
    Table 12-2  data reconstruction Policy

    Parameter

    Description

    Value

    Execution Period

    The time period for data reconstruction task execution. Within this period, data reconstruction tasks will be performed based on the impact.

    [Value range]

    Mon to Sun, 00:00 to 23:59

    Impact

    Impact of a data reconstruction task on the system performance in the period specified by the data reconstruction policy. The impact includes:

    • High: indicates that the system performance is decreased by less than 50%.
    • Medium: indicates that the system performance is decreased by less than 30%.
    • Low: indicates that the system performance is decreased by less than 10%.
    • Stop: stop data reconstruction.
    • Full speed: without considering the impact on the business.

    [Default value]

    High

    NOTE:

    The periods specified in data reconstruction policies cannot overlap.

  5. Click OK.

    The Success dialog box is displayed.

  6. Click OK to finish creating a data reconstruction policy.

    In the middle function pane, you can view the newly created data reconstruction policy.

    NOTE:

    If the number of existing data reconstruction policies has reached the upper limit of 5, a prompt message is displayed on the DeviceManager.

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Updated: 2019-04-28

Document ID: EDOC1000122523

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