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Advanced O&M Command Reference

OceanStor 2800 V3 V300R006

This document is applicable to OceanStor 2800 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.
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fssnap show bp_in_bpo

fssnap show bp_in_bpo

Function

The fssnap show bp_in_bpo command is used to query the BP information recorded in the BPO of a snapshot.

Format

fssnap show bp_in_bpo spaceId bpoId beginNum printNum

Parameters

Parameter

Description

Value

spaceId

File system ID.

To obtain the value, run the "show file_system general" command.

bpoId

BPO object ID.

To obtain the value, run the "fssnap show deadlist" command.

beginNum

Begin number.

The value ranges from 0 to 18446744073709551615.

printNum

Number of prints.

The value ranges from 1 to 83.

Views

Diagnostic view

Usage Guidelines

None

Example

Query the first three BP information recorded in snapshot BPO "4008" of file system "1".

admin:/diagnose>fssnap show bp_in_bpo 1 4008 0 3 
bp:                       0         type:                         0 
extentId: 70369818054687         extentOffset:              2608 
size:                     8         txg:                         10 
dataType:                 1 
ddFlag:                   0           chunkId:                      0 
cmFlag:                   0           cmIndex:                      0 

bp:                       1         type:                         1 
nodeId:  5348094927320518687         size:                      4096 

bp:                       2         type:                         0 
extentId:                 0         extentOffset:                 0 
size:                     0         txg:                          0 
dataType:                 0 
ddFlag:                   0           chunkId:                      0 
cmFlag:                   0           cmIndex:                      0

System Response

The following table describes the parameter meanings.

Parameter

Meaning

bp

BP ID.

type

BP type.

size

Logical size of the data block or indirect block.

txg

Transaction ID.

dataType

Data type.

ddFlag

Deduplication flag.

chunkId

Deduplication record ID.

cmFlag

Compression flag.

cmIndex

Serial number of the combined and compressed block.

nodeId

Indirect block ID.

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Updated: 2019-07-12

Document ID: EDOC1000138381

Views: 725001

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