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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).
Setting I/O Retry Times and Interval

Setting I/O Retry Times and Interval


The set ioretry command is used to set the number of I/O retries and an I/O retry interval.


set ioretry -i ioretrydelay -t time


Keyword and Parameter


Default Value

-i ioretrydelay

Interval of I/O retry.

The value ranges from 0 to 10, expressed in seconds.


-t time

Number of I/O retry times.

The value ranges from 0 to 60.



User root

Usage Guidelines

Increasing I/O retry times and retry interval can reduce the service interruption rate when intermittent path disconnection occurs, but it also prolongs service blockage. Therefore, set the two parameters based your service needs.


Set the I/O retry times to 3 and retry interval to 10 seconds.

~ # esxcli upadm set ioretry -i 10 -t 3
Succeeded in executing the command.

System Response


Updated: 2019-03-06

Document ID: EDOC1000105152

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