From 082b32fb8de862bead93f20f7fb5843cb7cd4478 Mon Sep 17 00:00:00 2001 From: Thomas Lamprecht Date: Mon, 26 Nov 2018 12:48:30 +0100 Subject: [PATCH 1/1] pci passthrough: fixup GPU passthrough notes Signed-off-by: Thomas Lamprecht --- qm-pci-passthrough.adoc | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) diff --git a/qm-pci-passthrough.adoc b/qm-pci-passthrough.adoc index 7e00e2e..8ea05ab 100644 --- a/qm-pci-passthrough.adoc +++ b/qm-pci-passthrough.adoc @@ -128,20 +128,18 @@ For this add the following line in a file ending with `.conf' file in Please be aware that this option can make your system unstable. ==== -Notes for GPU passthrough -^^^^^^^^^^^^^^^^^^^^^^^^^ +GPU Passthrough Notes +^^^^^^^^^^^^^^^^^^^^^ -When passing through a GPU (be it a full device, or a vGPU), if you want to use -it for displaying, you have to either physically connect a monitor to the -card (if possible), or configure a remote desktop software (e.g., VNC, RDP) -inside the guest and use that. +It is not possible to display the frame buffer of the GPU via NoVNC or SPICE on +the {pve} web interface. -It is not possible to display the content of the GPU via NoVNC/SPICE on the -{pve} web interface. +When passing through a whole GPU or a vGPU and graphic output is wanted, one +has to either physically connect a monitor to the card, or configure a remote +desktop software (for example, VNC or RDP) inside the guest. -If you want to use the GPU for things like OpenCL or CUDA, this is not an issue, -since the application should be able to choose the hardware without using -it as a display. +If you want to use the GPU as a hardware accelerator, for example, for +programs using OpenCL or CUDA, this is not required. Host Device Passthrough ~~~~~~~~~~~~~~~~~~~~~~~ -- 2.39.2