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GitHub — August 17, 2026

Official post-incident report

Client retry behavior amplified traffic during service recovery, contributing to cascading load and prolonged disruption.

Duration · 7h 47mFailure pattern · Retry stormSource · github.blog
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Verified demo result

Open exposure

Retry storm

95% mechanism match

Before mitigation

9×

Failed

Request amplification

After mitigation

3×

Verified

Same resilience test passed

Recent run

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IncidentFailure patternBeforeAfterStatus

GitHub · Aug 17, 2026

retryStormVulnerable.ts

Retry storm9×3×
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