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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 destage

cache show destage

Function

The cache show destage command is used to query information about destage.

Format

cache show destage cachebase

cache show destage fsdsg volumeID [timepoint num]

cache show destage type

cache show destage obj [volumeId]

cache show destage perf

cache show destage chunknum

Parameters

Parameter

Description

Value

cachebase

Information about all cachebase in the cache.

-

obj

Cache object.

-

volumeId

Volume ID.

The value ranges from 0 to 2^64-1.

perf

Destage performance.

-

chunknum

Number of destaged chunks.

-

type

Cache destage type.

-

fsdsg

File system destage.

-

timepoint num

Destage time point.

  • The value of timepoint ranges from 0 to 2^64-1.
  • The value of num ranges from 0 to 2^32-1.

Views

Diagnostic view

Usage Guidelines

None

Example

Query the destage performance of the volume cache and stripe cache.

ibc_os_hs:/diagnose>cache show destage perf 
Volume Cache Performance Sta: 
  dsg page num                  : 0 
  dsg chunk num                 : 0 
  dsg cnt                       : 0 
  avg dsg page num              : 0 
  avg dsg chunk num             : 0 
  avg select chunk num          : 0 
  dsg assemblage                : 0 
  chunk size                 : 0 
  start time                    : 465966635420 
Stripe Cache Performance Sta: 
  dsg page num                  : 0 
  dsg chunk num                 : 0 
  dsg cnt                       : 0 
  avg dsg page num              : 0 
  avg dsg chunk num             : 0 
  avg select chunk num          : 0 
  dsg assemblage                : 0 
  chunk size                    : 0 
  start time                    : 465966635500 
ibc_os_hs:/diagnose> 

System Response

None

Translation
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Updated: 2019-07-12

Document ID: EDOC1000138381

Views: 669807

Downloads: 36

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