Hi DCSpooner,
This could be a known issue for HPC Pack 2016 Update 3. Please check the latest QFE for fix.
HPC Pack 2019 Update 3 QFE KB4537169 (5.3.6450) - 2/14/2020 (Download)
- Fix a possible job scheduler hang when the scheduler service restarts.
Regards,
Yutong Sun