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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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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Refreshing the Preferred Controller

Refreshing the Preferred Controller


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.


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


Keyword and Parameter


Default Value

-a array-id

ID of a storage system.

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


-l vlun-id

ID of a virtual LUN.

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



User root

Usage Guidelines

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.


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

System Response


Updated: 2019-03-06

Document ID: EDOC1000105152

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