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Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5 storage systems. It describes hardware installation of those storage systems for helping you easily and quickly finish the installation.

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change disk precopy

change disk precopy


The change disk precopy command is used to enable or disable the disk precopy function.


change disk precopy enabled=?





enabled=? Whether or not to enable the disk precopy function.

The value can be "yes" or "no", where:

  • "yes": The disk precopy function will be enabled.
  • "no": The disk precopy function will be disabled.



Usage Guidelines

The disk precopy function enables the system to back up data to hot spare area in a timely manner in the scenario where a member disk of the disk domain is going to fail. This improves data security.


To enable the disk precopy function, run the following command:

admin:/>change disk precopy enabled=yes
Command executed successfully.

System Response


Updated: 2020-01-17

Document ID: EDOC1000181601

Views: 379813

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