No relevant resource is found in the selected language.

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>Search

Reminder

To have a better experience, please upgrade your IE browser.

upgrade

Advanced O&M Command Reference

OceanStor 2000, 5000, and 6000 V3 Series V300R006

This document is applicable to OceanStor 2200 V3, 2600 V3 Video Surveillance Edition, 2600 V3, 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 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.
Rate and give feedback:
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).
change file_system repair

change file_system repair

Function

The change file_system repair command is used to repair a file system.

Format

change file_system repair type=? [ file_system_id=? ] [ policy=? ] [ consistency_point=? ] [ backfs_id=? ] [ force=? ] [ init_space_info=? ] [ create_time=? ] [ controller=? ] [ repair_data_extent_type=? ] [ repair_meta_extent_type=? ]

Parameters

Parameter

Description

Value

type=?

Repair operation.

The value is "repair", "repairConfirm", "repairCancel", or "envClear", where:

  • "repair": to repair the file system.
  • "repairConfirm": to confirm the repair.
  • "repairCancel": to cancel the repair.
  • "envClear": to clear the repair environment.

file_system_id=?

File system ID.

The value ranges from 0 to 65535.

policy=?

Repair policy.

The value is "consistency_repair" , "isolation_recovery" or "volume_extent_repair", where:

  • "consistency_repair": indicates consistency repair.
  • "isolation_recovery": indicates object isolation recovery.
  • "volume_extent_repair":indicates extent repair.

consistency_point=?

Consistency point.

The value is "0", "1", "2", "3", "4", "5", "6", "7", "8" or "9", where:

  • "0": indicates consistency point 0.
  • "1": indicates consistency point 1.
  • "2": indicates consistency point 2.
  • "3": indicates consistency point 3.
  • "4": indicates consistency point 4.
  • "5": indicates consistency point 5.
  • "6": indicates consistency point 6.
  • "7": indicates consistency point 7.
  • "8": indicates consistency point 8.
  • "9": indicates consistency point 9.

backfs_id=?

Backup file system ID.

The value ranges from 0 to 65535.

force=?

Forcible repair.

The value is "no" or "yes", where:

  • "no": indicates that forcible repair will not be performed.
  • "yes": indicates forcible repair will be performed.

init_space_info=?

Space initialization.

The value is "alloc_free_space", "merge_free_space", or "used_all_extent", where:

  • "alloc_free_space": alloc space information.
  • "merge_free_space": merge space information.
  • ""used_all_extent": have used all space information.

create_time=?

Indicates the creating time of the file system.

The value is in the format of "year-month-day/hour:minute:second", where:

  • "year": The year ranges from 1970 to 2035.
  • "month": The month ranges from 01 to 12.
  • "day": The day ranges from 01 to 31.
  • "hour": The hour ranges from 00 to 23.
  • "minute": The minute ranges from 00 to 59.
  • "second": The second ranges from 00 to 59.

controller=?

Indicates the owning controller of the file system.

NOTE:

When the value of "type" is "envClear", this parameter is not displayed.

The value is in the format of XA or XB or XC or XD.X can be 0 to 3.

repair_data_extent_type=?

Indicates the selection of the method used to repair metadata on the Volume Extent layer.

NOTE:

When policy=volume_extent_repair, this parameter is displayed.

The value is "scan_extent_tree", "scan_extent_tree_nmgr", or "scan_meta_ckg", where:

  • "scan_extent_tree": the repair based on scanning the Extent tree.
  • "scan_extent_tree_nmgr": the repair based on the NMGR of the Extent tree.
  • "scan_meta_ckg": the repair based on scanning the Meta CKG.

repair_meta_extent_type=?

Indicates the selection of the method used to repair metadata on the Volume Extent layer.

NOTE:

When policy=volume_extent_repair, this parameter is displayed.

The value is "scan_extent_tree", "scan_extent_tree_nmgr", or "scan_meta_ckg", where:

  • "scan_extent_tree": the repair based on scanning the Extent tree.
  • "scan_extent_tree_nmgr": the repair based on the NMGR of the Extent tree.
  • "scan_meta_ckg": the repair based on scanning the Meta CKG.

Views

Developer view

Usage Guidelines

OceanStor 2100 V3/6800 V3/2600 V3/5300 V3/5500 V3/5600 V3/5800 V3 storage systems support this command.

Example

  • To repair the file system whose ID is "0", repair type is repair, repair policy is consistency_repair, consistency point is "0", backup file system ID is "1", and forcible repair tag is "yes", run the following command.
    developer:/>change file_system repair type=repair file_system_id=0 policy=consistency_repair backfs_id=1 consistency_point=0 force=yes controller=0A 
    DANGER: You are about to repair the file system. When performing this operation, note the following: 
    1. During repairing the file system, do not perform other operations on the storage system or the file system. 
    2. Repairing the file system may cause file data loss and disk space leakage. Exercise caution when repairing the file system. 
    3. After successfully executing the change file_system repair, you must run the command of confirming the repair.  
    4. Cancel the repair when the command cannot be successfully executed or when faults occur on the controllers. 
    Suggestion: Confirm that you want to repair the file system before running the command. 
    Have you read danger alert message carefully?(y/n)y 
    Are you sure you really want to perform the operation?(y/n)y 
    Command executed successfully. 
    developer:/>
  • To repair the file system whose ID is "0", repair type is repair, repair policy is volume_extent_repair, create time is 2016-02-14/12:00:00, and forcible repair tag is "yes", run the following command.
    developer:/>change file_system repair type=repair file_system_id=0 policy=volume_extent_repair create_time=2016-02-14/12:00:00 force=yes controller=0A 
    DANGER: You are about to repair the file system. When performing this operation, note the following: 
    1. During repairing the file system, do not perform other operations on the storage system or the file system. 
    2. Repairing the file system may cause file data loss and disk space leakage. Exercise caution when repairing the file system. 
    3. After successfully executing the change file_system repair, you must run the command of confirming the repair.  
    4. Cancel the repair when the command cannot be successfully executed or when faults occur on the controllers. 
    Suggestion: Confirm that you want to repair the file system before running the command. 
    Have you read danger alert message carefully?(y/n)y 
    Are you sure you really want to perform the operation?(y/n)y 
    Command executed successfully. 
    developer:/>

System Response

None

Translation
Download
Updated: 2019-07-12

Document ID: EDOC1000138402

Views: 605249

Downloads: 693

Average rating:
This Document Applies to these Products
Related Documents
Related Version
Share
Previous Next