WarpBuild - Intermittent networking slowdown issue with arm64 and amd64 runners – Incident details

Third Party: Cloudflare → Cloudflare Sites and Services → R2 experiencing partial outage

Intermittent networking slowdown issue with arm64 and amd64 runners

Resolved
Degraded performance
Started over 2 years agoLasted about 3 hours

Affected

GitHub Runners

Degraded performance from 12:00 PM to 3:00 PM

Updates
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Identified
    UTC
    Identified

    The network interruption was because of a faulty configuration of network MTU pushed to the runner instances. This caused some workloads to drop packets or hang.