Hello,
I want to use the GPU in an archlinux container. On the archlinux host (lxc version 3.10) the permissions show up like this:
$ ls -la /dev/dri/
total 0
drwxr-xr-x 3 root root 120 Apr 6 12:37 .
drwxr-xr-x 23 root root 4480 Apr 6 12:48 ..
drwxr-xr-x 2 root root 100 Apr 6 12:37 by-path
crw-rw---- 1 root video 226, 0 Apr 6 12:37 card0
crw-rw---- 1 root video 226, 1 Apr 6 12:37 card1
crw-rw-rw- 1 root render 226, 128 Apr 6 12:37 renderD128
However, in the container the “video” group is no longer used,
# ls -la /dev/dri/
total 2
drwxr-xr-x 2 root root 120 Apr 6 17:23 .
drwxr-xr-x 12 root root 640 Apr 6 17:23 ..
crw-rw---- 1 root root 226, 0 Apr 6 17:23 card0
crw-rw---- 1 root root 226, 1 Apr 6 17:23 card1
crw-rw---- 1 root root 226, 0 Apr 6 17:23 controlD64
crw-rw-rw- 1 root root 226, 128 Apr 6 17:23 renderD128
How can i get card to be owned by “video” like on the host?
The container config is as follows:
$ lxc config show plexserver
architecture: x86_64
config:
image.architecture: amd64
image.description: Archlinux current amd64 (20190406_04:18)
image.os: Archlinux
image.release: current
image.serial: "20190406_04:18"
nvidia.runtime: "true"
volatile.base_image: de43692c92c19e78d99b1168955f629129529599e00adca4256b858473a330e9
volatile.eth0.name: eth0
volatile.idmap.base: "0"
volatile.idmap.next: '[{"Isuid":true,"Isgid":true,"Hostid":1000000,"Nsid":0,"Maprange":1000000000}]'
volatile.last_state.idmap: '[{"Isuid":true,"Isgid":true,"Hostid":1000000,"Nsid":0,"Maprange":1000000000}]'
volatile.last_state.power: RUNNING
devices:
eth0:
host_name: vethplexserver
nictype: bridged
parent: vlan300br
type: nic
gpu:
type: gpu
sharemedia:
path: /mnt/media
source: /mnt/media
type: disk
ephemeral: false
profiles:
- default
stateful: false
description: ""