devlink-resource(8)

devlink-resource8

Devlink device resource configuration

Usage

devlink [OPTIONS] resource {COMMAND | help}

OPTIONS := -v [erbose]

devlink resource show [{DEV [/PORT_INDEX] | scope {dev | port}}]

devlink resource help

devlink resource set DEV path RESOURCE_PATH size RESOURCE_SIZE

Overview

devlink resource show - display devlink device resources

DEV - specifies the devlink device to show. If omitted, all devices are listed.

Format is: BUS_NAME/BUS_ADDRESS

PORT_INDEX - specifies the port to show resources for. When given, only port-level resources for that port are shown.

Format is: BUS_NAME/BUS_ADDRESS/PORT_INDEX

scope { dev | port }

Filter resources by scope. dev shows only device-level resources. port shows only port-level resources. When omitted, resources of both scopes are shown.

devlink resource set - sets resource size of specific resource

DEV - specifies the devlink device.

path RESOURCE_PATH

Resource's path.

size RESOURCE_SIZE

The new resource's size.

Examples

devlink resource show

Shows resources for all devlink devices.

devlink resource show pci/0000:01:00.0

Shows the resources of the specified devlink device.

devlink resource show pci/0000:01:00.0/1

Shows port-level resources for port 1 of the specified devlink device.

devlink resource set pci/0000:01:00.0 path /kvd/linear size 98304

Sets the size of the specified resource for the specified devlink device.

Releases

5 releases since Debian 10 (Buster); the text changed 3 times.

  1. 10
  2. 11–12
  3. 13
  4. Arch

Author

Arkadi Sharshevsky <[email protected]>

From iproute2 7.3.0-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.