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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.
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show ddp ratio

show ddp ratio

Function

The show ddp ratio command is used to display saving information about the deduplication module, including the data quantity before deduplication, data quantity after compression, and the space occupied by deduplication metadata.

Format

show ddp ratio domain_id=? controller=?

Parameters

Parameter

Description

Value

domain_id=?

ID of the domain that you want to query.

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

controller=?

Controller ID.

The value is in the format of "XA" or "XB" or "XC" or "XD", where the "X" is an integer ranging from 0 to 3, for example: "0A", "1C".

Views

Developer view

Usage Guidelines

  • Before running this command, confirm that you have selected the correct domain ID.
  • When runnning this command, specify a controller ID.
  • OceanStor 2100 V3/6800 V3/2600 V3/5300 V3/5500 V3/5600 V3/5800 V3 storage systems support this command.

Example

To check the deduplication and compression statistics about domain "0" and the space occupied by metadata.

developer:/>show ddp ratio domain_id=0 controller=0A 
In Deduplication : 178586036KB 
Out Deduplication : 59123436KB 
In Compression : 0KB 
Out Compression : 0KB 
Meta Space : 2251180KB

System Response

The following table describes the parameter meanings.

Parameter

Meaning

In Deduplication

Data quantity before deduplication.

Out Deduplication

Data quantity after deduplication.

In Compression

Data quantity before compression.

Out Compression

Data quantity after compression.

Meta Space

Deduplication metadata space size.

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Updated: 2019-07-12

Document ID: EDOC1000138402

Views: 602451

Downloads: 691

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