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Advanced O&M Command Reference

OceanStor 2800 V3 V300R006

This document is applicable to OceanStor 2800 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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mr checkcrc

mr checkcrc

Function

The mr checkcrc command is used to check whether the CRC of metadata backed up is consistent.

Format

mr checkcrc -o objectType -p poolId [ -t tierType | -l lunId ]

Parameters

Parameter

Description

Value

objectType

ID of a backed up metadata object.

Possible values are 12, 17,

and 19.

poolId

Disk domain ID.

The ID can be obtained by running the "show disk_domain general" command in super administrator mode.

tierType

Tier type.

The value can be 0, 1, or 2,where:

  • 0: tier 0.
  • 1: tier 1.
  • 2: tier 2.

lunId

LUN ID.

The value ranges from 0 to n minus one. n indicates the maximum number of LUNs.

Views

Diagnostic view

Usage Guidelines

None

Example

Check the backed up metadata of LUN 0.

admin:/diagnose>mr checkcrc -o 19 -p 0 -l 0 
Checking crc ... ,please wait patiently 
check crc pass

System Response

None

Translation
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Updated: 2019-07-12

Document ID: EDOC1000138381

Views: 665434

Downloads: 36

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