HTTP Analytics Delays

HTTP/3 performance regression

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:

Incident Report for Cloudflare

Resolved

This incident has been resolved.

Posted Nov 08, 2024 - 15:49 UTC

Monitoring

A fix has been implemented and we are monitoring the results.

Posted Nov 08, 2024 - 15:45 UTC

Identified

The issue has been identified and a fix is being implemented.

Posted Nov 08, 2024 - 15:36 UTC

Investigating

Cloudflare HTTP Analytics processing is running behind for US-only customers since 15:00 UTC. This affects timely delivery of customer data. These delays do not impact analytics for DNS and Rate Limiting.

Posted Nov 08, 2024 - 15:34 UTC

This incident affected: Cloudflare Sites and Services (Analytics).

Unofficial and Honest Cloudflare System Status