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Command Reference 10

OceanStor 18500 V3 and 18800 V3 Mission Critical Storage System V300R003

"Based on the CLI, 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 controller io

show controller io

Function

show controller io command is used to query information about concurrent I/Os of a specified controller.

Format

show controller io io_type=? controller_id=?

Parameters

Parameter

Description

Value

io_type=? Type of concurrent I/Os of a controller.

The value can be "frontEnd" or "backEnd", where:

  • "frontEnd": indicates front-end concurrent I/Os.
  • "backEnd": indicates back-end concurrent I/Os.
controller_id=? Controller ID.

The value is in the format of "XA", "XB", "XC" or "XD", where the "X" is an integer ranging from 0 to 3.

To obtain the value, run "show controller general".

Level

Guest

Usage Guidelines

None

Example

  • Query information about front-end concurrent I/Os of controller "0A".
admin:/>show controller io io_type=frontEnd controller_id=0A
  Controller Id   : 0A
  Front End IO    : 0
  Front End Limit : 128

System Response

The following table describes the parameter meanings.

Parameter

Meaning

Controller Id

Controller ID.

Front End IO

Front-end concurrent I/Os.

Front End Limit

Upper limit of front-end concurrent I/Os.

Port Type

Type of the back-end port.

Port Id

ID of the back-end port.

Back End IO

Back-end concurrent I/Os.

Back End Limit

Upper limit of back-end concurrent I/Os.

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Updated: 2019-07-22

Document ID: EDOC1000084078

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