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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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cache show ckg

cache show ckg

Function

The cache show ckg command is used to view the details about chunk groups (CKGs) in a cache.

Format

cache show ckg detail poolid ckgobjid

cache show ckg all poolid type [ num ]

Parameters

Parameter

Description

Value

detail

Details.

None.

all

All information.

None.

poolid

Storage pool ID.

The ID can be obtained by running the show storage_pool general command in super administrator mode.

ckgobjid

CKG object ID.

The value ranges from 0 to 2^64.

type

CKG type.

The value can be all, ref, rc,wc, or dsg.

all: all types.

ref: chunk with reference counts.

rc: read chunk.

wc: write chunk.

dsg: chunk in the disk flushing linked list.

num

Number of command outputs.

The value ranges from 0 to 2^32.

Views

Diagnostic view

Usage Guidelines

None

Example

To view the details about chunk groups (CKGs) in a cache.

admin:/diagnose>cache show ckg all 0 wc  
Ckg num: [20] 
ckgId 0 ~ 15 : 0x401142004038 0x401142004040 0x401142004041 0x401142004049 0x40114200403a 0x401142004042 0x401142004033 0x40114200403b 0x401142004043 0x401142004034 0x40114200403c 0x401142004044 0x40114200403d 0x401142004045 0x401142004036 0x40114200403e 
ckgId 16 ~ 36 : 0x401142004046 0x401142004037 0x40114200403f 0x401142004047

System Response

None

Translation
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Updated: 2019-07-12

Document ID: EDOC1000138381

Views: 725846

Downloads: 36

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