Incident Library

Organisation

Daangn

Daangn · daangn

1 case · 2026

Root cause Software defect
Component DatabaseSchema migration
Contributing factor Unverified assumption
Symptom Cache hit ratio drop

Cases

  1. IL-0451 Setting indexes INVISIBLE on Aurora MySQL 3.10 spiked CPU and ReadIOPS on all three readers but not on the writerDaangn · 2026

    Root cause Software defect