Unofficial and Honest Cloudflare System Status

Starting as early as at least 2022-10-26, users may experience a significant performance degradation when enabling HTTP/3 on their sites. Users are advised to disable HTTP/3 for better performance.

Update: Improvements have been made to HTTP/3 performance recently that greatly reduce the impact of this regression.


Sources:
Network Congestion in Stockholm
Incident Report for Cloudflare
Resolved
Cloudflare has observed network congestion in Stockholm between 7:30 AM UTC and 11:30 AM UTC.

We have taken action and are currently monitoring the situation for Internet users in the affected region.
Posted Dec 01, 2024 - 07:30 UTC