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Advanced O&M Command Reference

OceanStor 18000 V3 Series V300R006

This document is applicable to OceanStor 18500 V3 and 18800 V3. Based on the CLI, this document describes how to use various commands classified by functionsand 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 dif_scan enabled

change dif_scan enabled

Function

The change dif_scan enabled command is used to start or stop the LUN DIF scan.

Format

change dif_scan enabled enabled=? [ lun_id=? ] [ lba=? length=? ]

Parameters

Parameter

Description

Value

enabled=?

Starts or stops the LUN DIF scan.

The value can be "start" or "stop".

lun_id=?

LUN ID.

To obtain the value, run the "show lun general" command without parameters.

lba=?

Start LBA of the LUN DIF scan.

The maximum value cannot exceed the maximum capacity of the LUN. The value ranges from 0 to 549755813887.

length=?

Length of the LUN DIF scan.

The maximum value cannot exceed the maximum capacity of the LUN. The value ranges from 1 to 549755813888.

Views

Developer view

Usage Guidelines

This command is applicable only to the local controller.

Example

  • Start the LUN DIF scan.
    developer:/>change dif_scan enabled enabled=start lun_id=0 lba=0 length=100 
    Command executed successfully.
  • Stop the LUN DIF scan on the controller.
    developer:/>change dif_scan enabled enabled=stop 
    Command executed successfully.

System Response

None

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Updated: 2019-03-30

Document ID: EDOC1000138389

Views: 401079

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