To miners:
If your full node got stuck 9:45 UTC on 11/29, please restart your node. It will recover syncing shortly. This is the consequence of an old issue.
We have seen it frequently before, but it still happen sometimes. We are still waiting for Parity’s full fix to the root cause:
Khala v0.1.7 node got occasionally full network stale · Issue #551 · Phala-Network/phala-blockchain · GitHub