diff --git a/src/main/resources/application-prod.yml b/src/main/resources/application-prod.yml
index 8db4776..82fa49a 100644
--- a/src/main/resources/application-prod.yml
+++ b/src/main/resources/application-prod.yml
@@ -23,8 +23,8 @@ spring:
         connection-timeout: 30000  # 원격 연결이므로 타임아웃 증가
         idle-timeout: 600000
         max-lifetime: 1800000
-        maximum-pool-size: 20  # 10 -> 20 증가
-        minimum-idle: 5  # 2 -> 5 증가
+        maximum-pool-size: 80   # 20 -> 80 (총 250 중 32%, 배치 Reader 주 사용)
+        minimum-idle: 15        # 5 -> 15
         # 원격 연결 안정성을 위한 추가 설정
         connection-test-query: SELECT 1
         validation-timeout: 5000
@@ -42,8 +42,8 @@ spring:
         connection-timeout: 5000
         idle-timeout: 600000
         max-lifetime: 1800000
-        maximum-pool-size: 60  # 20 -> 40 증가
-        minimum-idle: 10  # 5 -> 10 증가
+        maximum-pool-size: 120  # 60 -> 120 (총 250 중 48%, WebSocket 스트리밍 + REST API 주 사용)
+        minimum-idle: 20       # 10 -> 20
         connection-test-query: SELECT 1
         validation-timeout: 5000
         leak-detection-threshold: 60000  # 커넥션 누수 감지 (60초)
@@ -62,8 +62,8 @@ spring:
       driver-class-name: org.postgresql.Driver
       hikari:
         pool-name: BatchHikariPool
-        maximum-pool-size: 20  # 10 → 30 증가
-        minimum-idle: 10       # 2 → 10 증가
+        maximum-pool-size: 30   # 20 -> 30 (총 250 중 12%, Spring Batch 메타데이터)
+        minimum-idle: 5         # 10 -> 5 (메타데이터 용도이므로 최소 유지)
         connection-timeout: 30000  # 30초 타임아웃
         idle-timeout: 600000
         max-lifetime: 1800000