New to Unraid & Plex Media Server - Transcoding not happening on HW

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Hello Everyone,

I just finished setting up my Unraid server and started moving my files to the Plex server. I wanted to test out to see if Plex was using my 1050 TI to transcode my movies, however, I see it using my CPU instead.

I have enabled everything on the hardware settings through Plex, so I am not sure if I am doing anything wrong.

Can someone please advise?

Thank you.

No problem here with Unraid 6.8.3, NVIDIA kernel, 1050ti, Plex docker from Linuxserver.io.

I’m using the prebuilt image of Unraid/Nvidia at the bottom of the first post in this thread:

Since I am new, I’m not quite sure what this is supposed to be? LOL, sorry, could you dumb it down for me a bit?

You must configure Plex to use the video card. **

Here is my cheat sheet command, I took the commande from another guide (cannot find the link rapidly)
When the passtrough to your docker is configured, you must open the console of plex docker:

#cd /usr/lib/plexmediaserver
#mv ‘Plex Transcoder’ ‘Plex Transcoder2’

(install nano)
#apt-get update
#apt-get install nano

(edit the file)
#nano ‘Plex Transcoder’**
(insert this into the “Plex Transcoder”)

#!/bin/sh
/usr/lib/plexmediaserver/Plex\ Transcoder2 -hwaccel nvdec "$@"**

(make the file executable)
#chmod +x ‘Plex Transcoder’

Should do the trick

What version of Unraid are you running (top left on Unraid GUI), what Plex docker container (Repository of Plex docker details)?

If you are running Unraid 6.8.3 and the Linuxserver Plex docker, you simply download this ZIP:

http://yourls.minenet.at/683nvidia

After making a complete flash backup (Unraid Mainpage, click on Flash, click Backup) replace the 4 files bzimage, bzroot, bzmodules, bzfirmware on the flash with these files from the downloaded ZIP and reboot the server. Be sure you have a copy of the old four files handy in the case something goes wrong.

This is how I did it. If you don’t use Unraid 6.8.3 or a different Plex docker container I’m out, no experience beyond that point.

If something goes wrong, copy the old, previously saved original four files back to the flash and reboot again.

However, you should be familiar with backup/restore of the Unraid flash and have basic understanding of what you are doing.

The four files do contain the Nvidia subsystem because that’s not part of stock Unraid.

Original poster did that already, he’s missing the Nvidia subsystem. This is required for Nvidia cards on Unraid.

Here is the youtube link of the guide " How to enable HW Decoding (NVDEC) in Unraid Plex Docker"

The method in the video above won’t work any longer. Three weeks ago the author of the Nvidia plugin has dropped support and did remove the plugin. There’s a lengthy thread on Unraid regarding that.

As of today the only way to get the Nvidia support for stock Unraid is what I wrote above.

Prove: Look at the word “Deprecated” in the first post of the Nvidia plugin thread:

Here is your explanation. I hope this helps. As stated before the Unraid-Nvidia-plugin is no longer available for 6.8.x .

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