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Advanced O&M Command Reference

OceanStor 5000, 5000F, 6000, and 6000F V5 Series V500R007

This document is applicable to OceanStor 5110 V5, 5110F V5, 5300 V5, 5500 V5, 5600 V5, 5800 V5, 6800 V5, 5300F V5, 5500F V5, 5600F V5, 5800F V5, and 6800F 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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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
cmm.sh

cmm.sh

Function

The cmm.sh command is used to query and set the memory data protection upon reset flag for the CMM module.

Format

cmm.sh -c showmrf

cmm.sh -c setmrfi

cmm.sh -h

cmm.sh -a

Parameters

Parameter

Description

Value

c showmrf

Queries the status of the memory data protection upon reset flag.

None.

a

Views the command list of "cmm.sh".

None.

c setmrfi

Sets the status of the memory data protection upon reset flag to invalid.

None.

h

Views help information about "cmm.sh".

None.

Modes

Minisystem mode

Usage Guidelines

This command is used to set the memory data protection upon reset flag. Use it only when an upgrade fails. Otherwise, data stored in memory may be lost. Exercise caution when using this command. The command can be used to:

1. Query the status of the memory data protection upon reset flag.

2. Set the status of the memory data protection upon reset flag to invalid.

Example

  • For ARM devices, view the flag of resetting for memory protection.
    Storage: minisystem> cmm.sh -c showmrf 
    admin:/diagnose>cmm show memrecoverflag 
    Memory recovery flag : Valid 
    Memory recovery flag detail : 0x0 
    admin:/diagnose>exit 
    Storage: minisystem>
  • For x86 devices, view the flag of resetting for memory protection.
    Storage: minisystem> cmm.sh -c showmrf 
    admin:/diagnose>cmm show memrecoverflag      
    Memory recovery flag : Invalid, 0x1 
    Memory recovery flag detail : 0x0 
    admin:/diagnose>exit 
    Storage: minisystem>
  • Set the status of the memory data protection upon reset flag to invalid.
    Storage: minisystem> cmm.sh -c setmrfi 
    DANGER: You are going to perform a danger command, this behavior causes memory unrecoverable. 
    Suggestion: Before you perform this operation, make sure the operation will not affect normal operation of system. 
    Have you read danger alert message carefully?(y/n) 
    y 
    Are you sure you really want to perform the operation?(y/n) 
    y 
    admin:/diagnose>cmm set memrecoverflaginvalid 
    Command execute successfully 
    admin:/diagnose>exit 
    Storage: minisystem>
  • View the help information about command "cmm.sh".
    Storage: minisystem> cmm.sh -h 
    cmm.sh [-h] [-a] [-c command] : It's just cmm moudles's command about memory recover flag. Enter cmm.sh -a to obtain more information. 
    Storage: minisystem>
  • View the list of "cmm.sh" commands.
    Storage: minisystem> cmm.sh -a 
    cmm.sh -c showmrf : show memory recover flag. 
    cmm.sh -c setmrfi : set memory recover flag invalid. 
    Storage: minisystem>

System Response

The following table describes the parameter meanings.

Parameter

Meaning

Memory reocver flag

Memory data protection upon reset flag.

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Updated: 2019-07-11

Document ID: EDOC1000181619

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