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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).
I/O Load Balancing

I/O Load Balancing

If there are more than one optimum path between the application server and the storage system, UltraPath for vSphere balances I/O load on these optimum paths to boost I/O performance.

UltraPath for vSphere provides load balancing within a controller and between controllers.
  • For load balancing within a controller, I/Os poll among all the paths of the controller.
  • For load balancing between controllers, I/Os poll among the paths of all these controllers.

For details about how to configure the I/O load balancing function, see Setting a Load Balancing Mode.

Updated: 2019-03-06

Document ID: EDOC1000105152

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