NVQual with A2

PCIe signal quality test with NVQUAL

Devices: A PC inserted with an A2 into the testing socket with Ubuntu OS

Prerequisite: Nvidia GPU Driver installed (If not, follow the instruction in the "Running Carla") and "NVQual_NVIDIA_A2_PCIe_x86_v03" folder on Desktop.

Environment Preparation

### Screen Adjustment ###
# Becasue the PC senses another input signal, you cannot see the user icon.
# Press enter before type in your password, then with a right click enter the Terminal.

# Show all the output signal
xrandr -q 
# Turn off unused output
xrandr --output DVI-D-1-0 --off
# The screen should return to normal

### Install MODS Driver
cd ~/Desktop/NVQual_NVIDIA_A2_PCIe_x86_v03/
# Follow the steps below on "NVQUAL_USER_Guide.pdf" in the folder

# Setting premissions
chmod –R 777 *

# Unload display driver
sudo rmmod nvidia_uvm nvidia_modeset nvidia_drm nvidia 
# Install mods driver
sudo ./mods/install_module.sh –i

#apt update
sudo apt-get update
#install some files for NVQUAL 
sudo apt-get install numactl

Run NVQUAL

### Run NVQUAL
cd ~/Desktop/NVQual_NVIDIA_A2_PCIe_x86_v03/
sudo ./nvqual
# Enter the NVQUAL world
cd ~/Desktop/NVQual_NVIDIA_A2_PCIe_x86_v03/
## !!!!!Use a fan to cool down the A2 !!!!!
sudo ./nvqual --test 11 --index 0 –-loops 1000 ##test 11 with 1000 loops
# Test 2 PCI Express Qualification Test
# Test 3 PCI Express Bandwidth Test
# Test 11 PCI Express Data Eye Tool(cannot plot eye diagram)
# If libncurses.so.5 error occurs type "sudo apt-get install libncurses5" in Terminal
# Results will be save in "results" folder