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Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5. Based on the CLI provided by 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. The document that you browse online matches the latest C version of the product. Click Download to download documents of other C versions.
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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: 2019-09-02

Document ID: EDOC1000181601

Views: 321914

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