Hyper-V Machine drifts time all over, even with NTP
- by MichaelGG
Resolved
The problem was Hyper-V on that machine. I removed Hyper-V, installed VMware Server, ran the same VM. Time sync issues went away (< 100ms difference after a day).
My setup is like this:
HYV1 - HyperV machine (non domain) - sync irrelevant
AD1 - VM AD server on HYV1, sync'd to time.nist.gov. HyperV time sync off.
S1 - Physical…