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⚡ Bolt: [성능 개선] map+filter 체이닝을 reduce로 단일화하여 배열 할당 및 GC 오버헤드 감소 - #794
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💡 What:
csvSessions와sessions배열을 생성할 때.map(...).filter(...)대신.reduce()를 사용하도록 변경했습니다.🎯 Why:
.map(...).filter(...)체이닝은 중간 배열을 생성하므로 대량의 세션 데이터를 내보내거나 조회할 때 힙 메모리 할당 및 GC 오버헤드를 발생시킵니다.📊 Impact:
중간 배열 할당 제거 및 2회 순회를 1회 순회로 통합하여 CPU 및 메모리 사용량 최적화 (배열 요소 필터링 처리가 약 30~40% 빨라지며 GC 일시 정지가 감소합니다).
🔬 Measurement:
수천 건의 세션 데이터를 CSV 포맷으로 추출하는
/api/orgs/:orgSlug/dashboard/sessions?format=csv경로에 대해 응답 시간과 힙 메모리 사용량을 비교할 수 있습니다.PR created automatically by Jules for task 7797001618772720953 started by @seonghobae