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 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.

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).
mr showloginfo

mr showloginfo

Function

The mr showloginfo command is used to view the information of the metadata incremental backup file.

Format

mr showloginfo -p disk_domain_id -o obj_type -l LUN_Id -i log_idx

Parameters

Parameter

Description

Value

obj_type ID of a backed up metadata object.

Possible values are "12" and "19".

disk_domain_id Disk domain ID.

The value ranges from 0 to n minus one, where n indicates the maximum number of disk domains supported by a product.

log_idx Log index.

The value ranges from 0 to 100.

LUN_Id LUN ID.

The value ranges from 0 to n minus one, where n indicates the maximum number of LUNs supported by a product.

Views

Diagnostic view

Usage Guidelines

None

Example

View the information of the metadata incremental backup file of LUN 0.

admin:/diagnose>mr showloginfo -p 0 -o 19 -l 0 -i 0
 
 LowHalfWN                     : 0xa0
 Magic Number                  : 0x4d4c4948
 Offset In File                : 0xb168
 Item Num                      : 16
 Timestamp                     : 2015-07-08 17:32:47
 Tree Id                       : 0xffffffff
 Operation Type                : 1 (1:Insert 2:Delete 3:Modify Others:Unknown)
 ItemSize                      : 16
 Is Valid                      : 65535 (0:Invalid 1:Valid)
 
  extentSize                    : 0x2000
 Key(Item) Index[0]
  Offset In File                : 0xb180
  extentId                      : 0x9c02fef
  Ckg Id                        : 0x4200404e
  ckgOffset                     : 0x0
  initFlag                      : 0x1
  migrateFlag                   : 0x0
  zoneIndex                     : 0x7
  ckgObjId                      : 0x400f4200404e
  ckgLba                        : 0x0
 Key(Item) Index[1]
  Offset In File                : 0xb190
  extentId                      : 0x9c12fef
  Ckg Id                        : 0x4200404e
  ckgOffset                     : 0x1
  initFlag                      : 0x1
  migrateFlag                   : 0x0
  zoneIndex                     : 0x7
  ckgObjId                      : 0x400f4200404e
  ckgLba                        : 0x2000

System Response

The following table describes the parameter meanings.

Parameter

Meaning

LowHalfWN

Times of write.

Magic Number

Magic number.

Offset In File

Offset in files.

Item Num

Number of items.

Timestamp

Time stamp.

Tree Id

ID of the tree.

Operation Type

Operation type.

ItemSize

Size of the item.

Is Valid

Is valid or not.

extentSize

Size of the extent.

extentId

Extent ID.

Ckg Id

CKG ID.

ckgOffset

Offset in CKGs.

initFlag

Initialization flag of the tag.

migrateFlag

Migration flag.

zoneIndex

Zone index.

ckgObjId

Object ID of CKGs.

ckgLba

Logical block address of CKGs.

Translation
Download
Updated: 2020-01-17

Document ID: EDOC1000181602

Views: 761065

Downloads: 66

Average rating:
This Document Applies to these Products

Related Version

Related Documents

Share
Previous Next