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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 bpo

fssnap show bpo

Function

The fssnap show bpo command is used to query the BPO object information about a snapshot.

Format

fssnap show bpo spaceId bpoId

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.

Views

Diagnostic view

Usage Guidelines

None

Example

Query the BPO information about snapshot deadlist "4008" of file system "1".

admin:/diagnose>fssnap show bpo 1 4008 
 magic num           : 2591577909 
 subbpo id           : 0 
 subbpo num          : 0 
 level               : 0 
 dir bp num          : 1 
 indir bp num        : 1 
 bpo bytes           : 8192 
 bpo comp            : 8192 
 bpo uncomp          : 8192 
 bpo leaf      used  : 4096 
 bpo indir     used  : 4096 
 bpo meta      used  : 8192 
 bpo filedata  used  : 0

System Response

The following table describes the parameter meanings.

Parameter

Meaning

magic num

Magic number.

subbpo id

SUBBPO object ID.

subbpo num

Number of SUBBPO.

level

Level.

dir bp num

Number of direct blocks.

indir bp num

Number of indirect blocks.

bpo bytes

BPO's used space.

bpo comp

BPO's compressed space.

bpo uncomp

BPO's uncompressed space.

bpo leaf used

BPO's leaf block space.

bpo indir used

BPO's indirect block space.

bpo meta used

BPO's metadata space.

bpo filedata used

BPO's file data space.

Translation
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Updated: 2019-07-12

Document ID: EDOC1000138381

Views: 719879

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