1
Verify the likely cause
Use the recommended paravirtualized clock, choose one authoritative synchronization path and verify host time stability.
FULL AI ANALYSIS
Proxmox VM clock drifts several minutes per day
Generated Sep 24, 2026, 11:55:04 AM
Analysis summary
The reported behaviour is consistent with the guest receives competing time corrections from the hypervisor and domain hierarchy. The safest next step is to verify that hypothesis with a reversible test before making permanent configuration changes.
Possible causes
The guest receives competing time corrections from the hypervisor and domain hierarchy.
83%A recent software, firmware or configuration change is exposing an existing compatibility issue.
35%Suggested fixes
2
Validate and monitor
Reproduce the issue once after the change, review relevant logs or metrics, and keep a rollback path until the system has remained stable.