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Advanced O&M Command Reference

OceanStor 2000, 5000, and 6000 V3 Series V300R006

This document is applicable to OceanStor 2200 V3, 2600 V3 Video Surveillance Edition, 2600 V3, 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 V3. 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 dma_type

show controller dma_type


The show controller dma_type command is used to query information about the DMA mode of a controller.


show controller dma_type controller_id=?






Controller ID.

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


Developer view

Usage Guidelines

OceanStor 2100 V3/6800 V3/5600 V3/5800 V3 storage systems support this command.


Query information about the DMA mode of controller "0A".

developer:/>show controller dma_type controller_id=OA 
Current DMA Type : CPU DMA 
Config DMA Type : PCIE DMA

System Response

The following table describes the parameter meanings.



Current DMA Type

Current DMA mode.

Config DMA Type

Configured DMA mode.

Updated: 2019-07-12

Document ID: EDOC1000138402

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