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Advanced O&M Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5. 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.

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show dif_scan info

show dif_scan info

Function

The show dif_scan info command is used to show the latest DIF scan information of the controller.

Format

show dif_scan info [ controller=? ]

Parameters

Parameter

Description

Value

controller=? ID of a controller.

To obtain the value, run "show controller general".

Views

Developer view

Usage Guidelines

If parameter "controller=?" is set to the default value, this command is applicable only to the current controller. If parameter "controller=?" is specified, this command takes effect only on the specified controller.

Example

  • Show the latest DIF scan information of the current controller.

    developer:/>show dif_scan info
      LUN ID                    : 6                  
      Start Time                : 2019-04-02/17:50:54 
      End Time                  : -- 
      Not Consistent Num        : 0                  
      Concurrency               : 16                 
      Process                   : 70%               
      Is Finished               : No
      Scan Start Lba            : 0
      Scan Length(lba)          : 100
      Disk Domain ID            : 0
      Waiting LUN Num           : 100
      Remain Time(s)            : 300
      Scan Successful LUN IDs   : 1,3      
      Scan Failed LUN IDs       : 5,2
      Scan Not Working LUN IDs  : 2
      Scan Io Error LUN IDs     : 4,5
      Disk Domain Start Time    : 2019-04-02/17:25:54 
      Disk Domain End Time      : --
      Is Disk Domain Finished   : No
  • Show the latest DIF scan information of controller 0A.

    developer:/>show dif_scan info controller=0A
      LUN ID                    : 6                  
      Start Time                : 2019-04-02/17:50:54 
      End Time                  : -- 
      Not Consistent Num        : 0                  
      Concurrency               : 16                 
      Process                   : 70%               
      Is Finished               : No
      Scan Start Lba            : 0
      Scan Length(lba)          : 100
      Disk Domain ID            : 0
      Waiting LUN Num           : 100
      Remain Time(s)            : 300
      Scan Successful LUN IDs   : 1,3      
      Scan Failed LUN IDs       : 5,2
      Scan Not Working LUN IDs  : 2
      Scan Io Error LUN IDs     : 4,5
      Disk Domain Start Time    : 2019-04-02/17:25:54 
      Disk Domain End Time      : --
      Is Disk Domain Finished   : No

System Response

The following table describes the parameter meanings.

Parameter

Meaning

LUN ID

LUN ID.

Start Time

Start time of the scan.

End Time

End time of the scan.

Not Consistent Num

Number of inconsistent verification stripes.

Concurrency

Number of scanned concurrent I/Os.

Process

Scan progress.

Is Finished

Whether the scan is finished.

Scan Start Lba

Start LBA of the scan.

Scan Length(lba)

Scan length.

Disk Domain ID

Disk domain ID.

Waiting LUN Num

Number of LUNs to be scanned.

Remain Time(s)

Remaining time for executing a scanning task.

Scan Successful LUN IDs

ID list of LUNs that are successfully scanned.

Scan Failed LUN IDs

ID list of LUNs whose DIF verification fails.

Scan Not Working LUN IDs

ID list of stopped LUNs.

Scan Io Error LUN IDs

ID list of LUNs with I/O errors.

Disk Domain Start Time

Start time of a batch scanning task.

Disk Domain End Time

End time of a batch scanning task.

Is Disk Domain Finished

Whether the batch scanning task is complete.

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Updated: 2020-01-17

Document ID: EDOC1000181602

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