Cloudflare Workers Issues

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 Oct 24, 2024 - 04:32 UTC

Monitoring

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

Posted Oct 24, 2024 - 02:43 UTC

Identified

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

Posted Oct 24, 2024 - 01:56 UTC

Investigating

Cloudflare is investigating an increased level of 503 errors for customers running Workers scripts at some locations.

We are working to analyse and mitigate this problem. More updates to follow shortly.

Posted Oct 24, 2024 - 01:48 UTC

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

Unofficial and Honest Cloudflare System Status