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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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dpumm_shm show blockusageinfo

dpumm_shm show blockusageinfo


The dpumm_shm show blockmgrinfo command is used to show block usage information.


dpumm_shm show blockusageinfo usermode





usermode This parameter is mandatory. It must be added to the end of a command as a suffix to query user state information.

The value can be:

  • "-app_data": executes the command for the app_data process.
  • "-devm": executes the command for the devm process.
  • "-sys_app": executes the command for the sys_app process.
  • "-cfg_app": executes the command for the cfg_app process.


Diagnostic view

Usage Guidelines

OceanStor 18500 V5 Kunpeng, 18500F V5 Kunpeng, 18800 V5 Kunpeng and 18800F V5 Kunpeng storage systems support this command.


Show block usage information.

admin:/diagnose> dpumm_shm show blockusageinfo -app_data
Block Manager Usage Information:
    Block Manager  Alloc Count     Free Count      Busy Count      Peak Count     
    -------------- --------------- --------------- --------------- ---------------
                   1               0               1               1              
Block Pool Usage Information:
    Pool ID    Alloc Count     Free Count      Busy Count      Peak Count     
    ---------- --------------- --------------- --------------- ---------------
    0x89730040 1               0               1               1              

System Response

The following table describes the parameter meanings.



Block Manager Usage Information

Block management usage information.

Pool ID

ID of a memory pool.

Alloc Count

Times that a block is allocated.

Free Count

Times that a block is released.

Busy Count

Number of blocks that are being used.

Peak Count

Peak usage count.

Updated: 2020-01-17

Document ID: EDOC1000181602

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