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Command Reference

OceanStor 18000 V3 Series V300R006

This document is applicable to OceanStor 18500 V3 and 18800 V3. Based on the CLI provided by the DeviceManager, this document describes how to use variouscommands classified by functions and how to set the CLI and manage the storage system throughthese 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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change system write_through_policy

change system write_through_policy

Function

The change system write_through_policy command is used to set the system write through switch and the period for a system to run in a single controller environment before its write policy is switched to write through.

Format

change system write_through_policy { write_through_switch=? | write_through_time=? }

Parameters

Parameter

Description

Value

write_through_switch=?

Switch of cache write through.

The value can be:

  • "Enable": the cache write through will be enabled.
  • "Disable": the cache write through will not be enabled.

write_through_time=?

Time lasted before the system cache policy is automatically converted to write through.

The value ranges from 0 to 2160 hours.

Level

Administrator

Usage Guidelines

  • Run the "change system write_through_policy write_through_switch" command to enable or disable the write through policy when the system runs in a single controller environment for the set period of time.
  • Run the "change system write_through_policy write_through_time" command to set the time for the system to run in a single controller environment before its write policy is switched to write through.

Example

  • Enable the function of switching the write policy to write through when the system runs in a single controller environment for the set period of time.
    admin:/>change system write_through_policy write_through_switch=Enable 
    command executed successfully
  • Switch the cache policy to write through when the system runs in a single controller environment for one hour.
    admin:/>change system write_through_policy write_through_time=1 
    command executed successfully

System Response

None

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Updated: 2019-07-12

Document ID: EDOC1000138390

Views: 227650

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