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OceanStor UltraPath for vSphere V100R008C50 User Guide 06

This document covers the functions, features, installation, configuration, upgrade, uninstallation, maintenance, troubleshooting, and FAQs of OceanStor UltraPath for vSphere (UltraPath forvSphere). UltraPath for vSphere is the multipathing software developed by HuaweiTechnologies Co., Ltd (Huawei for short). The document aims at helping users to be fully familiar with UltraPath for vSphere and its use.
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Refreshing the Preferred Controller

Refreshing the Preferred Controller

Function

The start rebalancelun command is used to check whether a LUN's working controller settings are optimum and implement a working controller trespass if necessary.

Format

start rebalancelun [-a array-id | -l vlun-id ]

Parameters

Keyword and Parameter

Description

Default Value

-a array-id

ID of a storage system.

You can run show diskarray without an ID to display all storage system IDs.

None

-l vlun-id

ID of a virtual LUN.

You can run show vlun without an ID to display all virtual LUN IDs.

None

Level

User root

Usage Guidelines

NOTE:
If a LUN's working controller settings are not optimum (for example, the working controller differs from the initially configured owning controller, resulting load imbalance), you can use this command to manually check the working controller and update the settings.

Example

~ # esxcli upadm start rebalancelun 
Succeeded in executing the command.

System Response

None

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Updated: 2019-03-06

Document ID: EDOC1000105152

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