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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 usage

dpumm_shm show usage

Function

The dpumm_shm show usage command is used to show the usage of the shared memory pool.

Format

dpumm_shm show usage -po <poolId> usermode

Parameters

Parameter

Description

Value

poolId Memory pool ID.

-

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.

Views

Diagnostic view

Usage Guidelines

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

Example

Show the usage of the specified memory pool by modules.

admin:/diagnose> dpumm_shm show usage -po 0x2c60002 -app_data
Pool ID: 46530562, 0x2c60002.
Pool 0x2c60002 FRAME_INICMD_SHM_POOL_KEY: Total: 81921.
  Usage By Module:
    Module ID  Module Name                   UsedCount       LeakedCount     TryFreeCount   
    ---------- ----------------------------- --------------- --------------- ---------------
    705        SAS_INI_SAL                   81921           81921           0              
Total used count : 81921, leaked count : 81921.

System Response

The following table describes the parameter meanings.

Parameter

Meaning

Module ID

Module ID.

Module Name

Module name.

Used Count

Count of used memory slices.

Leaked Count

Count of leaked memory slices.

Total used count

Total count of used memory slices.

leaked count

Total count of leaked memory slices.

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Updated: 2020-01-17

Document ID: EDOC1000181602

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