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Command Reference for Block

OceanStor Dorado V3 Series V300R002

This document is applicable to OceanStor Dorado3000 V3, Dorado5000 V3, Dorado6000 V3 and Dorado18000 V3. Based on the CLI provided by the DeviceManager, this document describes how to use various commands classified by functions and how to set the CLI and manage the storage system through these commands.
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show iostat policy

show iostat policy


show iostat policy command is used to view the I/O statistical policy.


show iostat policy





Usage Guidelines



View the I/O statistical policy.

admin:/>show iostat policy 

  Forward seek range  : 0,  20,  40,  60,  80                     
  Backward seek range : 0,  20,  40,  60,  80                     
  Read io size range  : 0,  64, 128, 256, 512                     
  Write io size range : 0,  64, 128, 256, 512                     
  Read io size        : 2, 4, 8,  16,  32,  64, 128, 256, 512  
  Write io size       : 2, 4, 8,  16,  32,  64, 128, 256, 512  
  Io delay range      :  50, 100, 200, 400, 800

System Response

The following table describes the parameter meanings.



Forward seek range

Forward seek range.

Backward seek range

Backward seek range.

Read io size range

Read I/O range.

Write io size range

Write I/O range.

Read io size

Read I/O size.

Write io size

Write I/O size.

Io delay range

I/O latency range.

Updated: 2019-07-16

Document ID: EDOC1100049140

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