Incident Library

Organisation

RebelMouse

RebelMouse · rebelmouse

1 case · 2025

Root cause Capacity exhaustion
Component CoreDNSNode pool
Contributing factor Change during peak hours
Symptom DNS resolution failuresHigh error rateHigh latencyService outage

Cases

  1. IL-0082 Losing one CoreDNS pod during a planned EKS node reroll overloaded the remaining CoreDNS pods, causing DNS timeouts and errors across multiple services at RebelMouseRebelMouse · 2025

    Root cause Capacity exhaustion