In 18.04 and 20.04. Replace "" with array() and summary view will appear.

• LaunchPad Bug Report

/usr/share/ganglia-webfrontend# diff cluster_view.php cluster_view.php.orig
26c26
<   $context_metrics = array();
---
>   $context_metrics = "";

• nvidia module
• nvidia main ganglia page

The above is old. Doesn't work anymore. The patch doesn't apply cleanly either.

Basically a bunch of 2to3 and small edits to make it run properly. If it's enough to actually work is unknown.

• https://github.com/papamoose/gmond-python-module-gpu-nvidia
• https://github.com/papamoose/nvidia-ml-py

The page to apply to host_view.php and host_view.php on the webfrontend doesn't apply cleanly anymore so I think the above work was unnecessary.

I ran across this gist which seems promising instead of using the above.