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Command Reference 10

OceanStor 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 V3 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


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


show controller io io_type=? controller_id=?





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".



Usage Guidelines



  • 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.



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.

Updated: 2019-07-22

Document ID: EDOC1000084195

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