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Advanced O&M Command Reference

OceanStor 2800 V5 V500R007

This document is applicable to OceanStor 2800 V5. Based on the CLI, this document describes how to use various commands classified by functions and how to set the CLI and manage the storage system through these commands. The document that you browse online matches the latest C version of the product. Click Download to download documents of other C versions.

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change disk_domain_possessed general

change disk_domain_possessed general


The change disk_domain_possessed general command is used to set the possess information about the disk domain.


change disk_domain_possessed general disk_domain_id=? tier_type=? possess_type=? possess_number=?





disk_domain_id=? ID of the disk domain whose setting must be changed.

Run the "show disk_domain general" command without any parameters to obtain the value.

tier_type=? Tier type.

The value can be SSD, SAS, or NearLine_SAS.

possess_type=? Sets the possess type.

The value can be page or chunk.

possess_number=? Sets the possess size.

The value can be page or chunk.

  • The value of page is an integer between 65,536 and 999,999,999.
  • The value of chunk is an integer between 12,288 and 999,999,999.


Developer view

Usage Guidelines

Before running the command,ensure that services have been stopped.Otherwise, services may be interrupted.


Sets the possess information of the disk domain whose ID is 0.

developer:/>change disk_domain_possessed general disk_domain_id=0 tier_type=SAS possess_type=page possess_number=65536
WARNING:You are about to modify the available cache quantity of disk domain. This operation will cause cache resource to be re-allocated, then system performance may be degraded.
Suggestion:Before performing this operation, ensure that the correct parameter is configured.
Have you read warning message carefully?(y/n)y
Are you sure you really want to perform the operation?(y/n)y
Command executed successfully.

System Response


Updated: 2020-01-17

Document ID: EDOC1000181575

Views: 731205

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