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OceanStor UltraPath for vSphere 21.3.0 User Guide 03

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).
Enabling and Disabling the Performance Data Record Function

Enabling and Disabling the Performance Data Record Function

Function

set performancerecord is used to enable and disable the performance data record function.

Format

set performancerecord -m mode -p file-path [ -d duration ]

Parameters

Parameter

Description

Default Value

-m mode

Performance data record function

The value can be on or off.

  • on: Enable the performance data record function.
  • off: Disable the performance data record function.

off

-p file-path

Specify a directory for saving the performance data file.

  • Do not specify the system directory for saving the performance data file.
  • The remaining space of the specified directory must be greater than 180 MB.

None

-d duration

Time during which the performance data record function works

The value ranges from 0 to 8,760, expressed in hours. 0 indicates that the performance data record function works permanently.

0

Level

User root

Usage Guidelines

  • You are not required to specify duration when disabling the performance data record function.
  • If the size of a specified path is smaller than 180 MB, the performance data record function is automatically disabled.
  • When the size of the performance data file reaches 30 MB, the system automatically dumps it to the perf_record directory which is in the same directory as the performance data file.

Example

  • Enable the performance data record function, and specify /vmfs/volumes/datastore as the directory for saving the performance data file, and set duration to 24 hours.
    ~ # esxcli upadm set performancerecord -m on -p /vmfs/volumes/datastore -d 24 
    Succeeded in executing the command.     
  • Disable the performance data record function.
    ~ # esxcli upadm set performancerecord -m off 
    Succeeded in executing the command.     

System Response

None

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Updated: 2019-06-29

Document ID: EDOC1100052672

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