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E-gpu + Ubuntu - problem with "unsleep" of laptop

Hi
This is my first post here, I was using this place as an spectator for long time and found many answers which helped me a lot.
Now I have problem and didnt find any soluton over the internet.

Hardware:
Lenovo Thinkpad t480 with Thunderbolt 3
Intel integrated card
Egpu - Aours Nvidia GTX 1080

Software
Ubuntu 16.04
Nvidia drivers 384
cuda-repo-ubuntu1604_9.1.85-1_amd64
Windows 10 installed next to Ubuntu

I installed CUDA and blacklisted nvidia-drivers in /etc/modprobe.d
and now after launch of ubuntu when there is no egpu connected by thunderbolt, OS run with intel driver and when I connect Egpu, it works and everything is perfect

I have an issue with " sleep" . When I go with sleep mode on ubuntu and then try to wake up. Laptop crash and I see message like that:

https://www.dropbox.com/sh/5m7l4rwfe...Eo0_ciB2a?dl=0

On Windows after sleep mode when I wake up Egpu work well. Problem is only on Ubuntu. Can anyone help me to to configure well my OS to work with Egpu also after wake up ?

Thanks for any help

Linux kernel Hardware Add a comment
smokarz
asked Jun 17 2018

Answer

0

Do not hotplugging. Since it is used as native GPU needs to be connected at login. If you want you can disconnect eGPU at login and system simply uses the iGPU.

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linuxhelp
asked Jan 29 2019
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