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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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Setting I/O Retry Times and Interval

Setting I/O Retry Times and Interval

Function

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

Format

set ioretry -i ioretrydelay -t time

Parameters

Keyword and Parameter

Description

Default Value

-i ioretrydelay

Interval of I/O retry.

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

0

-t time

Number of I/O retry times.

The value ranges from 0 to 60.

10

Level

User root

Usage Guidelines

NOTE:
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.

Example

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

None

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Updated: 2019-03-06

Document ID: EDOC1000105152

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