20260830215003

code/fms/fms-api/target/classes/application.yaml

@@ -20,15 +20,19 @@ fms:
     pool:
       # 建池时先建 1 条物理连接:配置指向不可达的库时快速失败,保留旧池不切换
       initial-size: 1
-      min-idle: 0
+      # 保留 1 条温连接:min-idle=0 时 keepAlive 无连接可保活,空闲连接被回收后每次请求都要跨公网重新建连
+      min-idle: 1
       max-active: 10
-      max-wait: 5000
+      # 公网建连本身可能超过 5s(握手上限 10s),池空时需留够等待时间
+      max-wait: 10000
       validation-query: SELECT 1
       test-while-idle: true
-      test-on-borrow: true
+      # 每次借连接都做一次跨公网 SELECT 1,既慢又放大失败面,由 testWhileIdle + keepAlive 兜底
+      test-on-borrow: false
       test-on-return: false
-      time-between-eviction-runs: 30s
-      min-evictable-idle-time: 30s
+      time-between-eviction-runs: 60s
+      # 原 30s:业务稍一空闲连接就被销毁,每个请求都要重新建连,公网建连超时概率被大幅放大
+      min-evictable-idle-time: 10m
   file:
     storage-type: local
     local: