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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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mr checkblkmgr

mr checkblkmgr


The mr checkblkmg command is used to check the allocation of metadata backup space in a disk domain.


mr checkblkmgr <-p poolId> <-b blockType>





poolId Disk domain ID.

The value ranges from 0 to n

minus one, where n indicates

the maximum number of disk

domains supported by a


blockType Block type.

Possible values are 0, 1 and 2.

  • 0: block array.
  • 1: backup of pool meta data.
  • 2: backup of LUN meta data.


Diagnostic view

Usage Guidelines



Check the allocation of metadata backup space of disk domain 0.

admin:/diagnose>mr checkblkmgr -p 0 -b 2
 block bmp head:

                cur max blk num     : 64        
                used blk num        : 6         
                real used blk num   : 6

System Response


Updated: 2020-01-17

Document ID: EDOC1000181575

Views: 727437

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