Increased Cache Failures

Minor · Started Sep 21, 2026 · 6:15 PM

Duration

< 1m
Severity

Minor
Detection lead

—
User reports

Peak 1/hr

Summary

Increased Cache Failures

Cloudflare investigated an elevated rate of PUT request failures to R2 within the WNAM and ENAM regions. As a result, storing assets in Cache Reserve failed for some requests. This impact was from 15:25 - 18:00 UTC.

Started

Sep 21, 2026 · 6:15 PM
Resolved

Sep 21, 2026 · 6:15 PM
Duration

< 1m
Severity

None

Event timeline

How this incident unfolded

✓

Resolved
Sep 21 · 6:15 PM Cloudflare

Cloudflare investigated an elevated rate of PUT request failures to R2 within the WNAM and ENAM regions. As a result, storing assets in Cache Reserve failed for some requests. This impact was from 15:25 - 18:00 UTC.