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.

Network Performance Issues
Incident Report for Cloudflare
Cloudflare has identified and implemented mitigations for issues with network performance during 02:15 - 04:30 UTC on May 30.

Impacted traffic included traffic between Europe and Asia Pacific, as well as between Asia Pacific and Central/East Coast of North America.
Posted May 30, 2024 - 04:30 UTC