Troubleshooting for a GPU Worker equipped with a NVIDIA A40 suddenly running slow.
Issue
You may discover that your GPU Worker with a NVIDIA A40 runs very slowly after a Failed Status.
A GPU rendering workers status may change to "Failed". After restarting the Worker, the Network Manager no longer reports a "Failed" status, however the system is rendering very slowly. For example renders that used to complet in less than 30 seconds is now taking over 10 Minutes.
Environment Details
- Network Rendering, any version
- NVIDIA A40 (NVIDIA RTX Ampere) 48GB
Cause
- The Manager did not get the NVIDIA license from the license server.
- NVIDIA license was a trial, then switched to a paid license
Resolution
If switching from an NVIDIA trial license to a paid license on the license server, ensure to reboot the system prior to rendering new jobs.