지도 클러스터/마커형 조회 기능 Redis 분산락 & Retry 적용 #70
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dnzp75
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✨ 변경 사항
🔍 변경 이유
Redis에 캐싱된 데이터를 갱신해야 하거나 cache miss가 발생하는 경우, DB에 데이터를 조회하여 Redis에 다시 캐싱함. 이때 많은 요청들이 동시에 몰려서 DB 커넥션 요청이 급증하는 상황을 막기 위해 분산락을 획득한 하나의 스레드만이 갱신을 진행하도록 제한하였음
✅ 체크리스트
📸 스크린샷 (선택)
📌 참고 사항