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Advanced O&M Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5. 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.

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change smart_cache general

change smart_cache general

Function

The change smart_cache general command is used to modify SmartCache settings including the copy rate and capacity threshold.

Format

change smart_cache general copy_rate=?

Parameters

Parameter

Description

Value

copy_rate Copy rate.

The value can be "low", "middle", "high", or "highest", where:

  • "low": the default copy rate. That is, the amount of data written to the SmartCache pool every day is the total capacity of the SmartCache pool.
  • "middle": three times higher than the default copy rate.
  • "high": five times higher than the default copy rate.
  • "highest": ten times higher than the default copy rate.
The default value is "low".
capacity_threshold Capacity threshold.

The value ranges from 1 to 16384.

Views

Developer view

Usage Guidelines

OceanStor 18500 V5, 18500 V5 Kunpeng, 18800 V5 and 18800 V5 Kunpeng storage systems support this command.

Example

Modify the copy rate.

developer:/>change smart_cache general copy_rate=low
Command executed successfully.

System Response

None

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Updated: 2020-01-17

Document ID: EDOC1000181602

Views: 753279

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