gpu_monitoring: Script returns error on Ubuntu 20.04 LTS [bug]

[dspasicevs]

related to: https://github.com/Azure/azurehpc/tree/master/experimental/gpu_monitoring

Describe the bug

• Upon running the script - it returns error:
• Log analytics workspace says 'NaN' (Not a Number) instead of actual value

Steps to reproduce the behavior:

1. Clone repo with scripts
2. Edit variables (LOG ANALYTICS WORKSPACE ID and ACCESS KEY)
3. Run script (like shown on screenshot)
4. See error (like shown on screenshot)

Expected behavior
Script sends data to Log Analytics Workspace in numerical format (it is working successfully on other VM which is based on Ubuntu 18.04 LTS)

Screenshots

Configuration (please complete the following information):

• Ubuntu 20.04 LTS

Please advise. Thank you!