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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 performance system

show performance system


The show performance system command is used to query the performance statistics of the storage system. Run this command to analyze the performance statistics of the system in real time.


show performance system





Usage Guidelines

  • You will be prompted with optional performance statistics categories upon running this command. In this condition, typing a number or multiple numbers (separated by commas) for the selected categories and pressing "Enter" displays the performance statistics for those categories.
  • Performance statistics will be updated in real time.
  • Typing "q" on the command line interface (CLI) exits the active performance statistics display.


To query the performance statistics of the total I/O number, run the following command.

admin:/>show performance system 
0.The cumulative count of I/Os 
1.The cumulative count of data transferred in Kbytes 
2.The cumulative count of all reads 
3.The cumulative count of data read in Kbytes(1024bytes = 1KByte) 
4.The cumulative count of all writes 
5.The cumulative count of data written in Kbytes 
Input item(s) number separated by comma:5 
The cumulative count of data written in Kbytes : 21031118

System Response


Updated: 2019-07-16

Document ID: EDOC1100049140

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