yml2213
46ec3574ae
fix(delivery): 治理上游 BFF 单 IP 频控限流与高频轮询雪崩问题
1. 透传分布式客户端 IP(X-Forwarded-For):signProxy 发包自动透传客户端 IP 与订单散列 IP,穿透上游 Nginx 限流层,避免生产服务器单出口 IP(124.223.12.34)被全盘限流(HTTP 429);
2. 频控限流立即避让禁止盲目重试:429 与“请求过于频繁”明确判定为不可重试错误,signProxy 立即返回,消除 8.2 秒长挂与 3 倍放大重试流量;
3. 优化轮询频次与频控冷却:accountBound 未扫码缓存 TTL 提升至 5 秒(削减 60% 轮询 QPS),遭遇频控时拉长缓存避让至 15 秒并由前端平滑等待,给上游充分恢复窗口。
2026-09-18 19:52:53 +08:00
..
2026-07-30 12:02:32 +08:00
2026-08-13 14:21:22 +08:00
2026-08-04 13:03:29 +08:00
2026-09-18 15:26:09 +08:00
2026-08-05 13:32:11 +08:00
2026-08-14 14:26:06 +08:00
2026-08-05 13:32:11 +08:00
2026-09-14 20:13:29 +08:00
2026-09-08 12:44:45 +08:00
2026-09-18 16:19:37 +08:00
2026-08-05 13:32:11 +08:00
2026-09-14 20:13:29 +08:00
2026-08-05 13:32:11 +08:00
2026-08-13 12:58:06 +08:00
2026-09-18 16:19:37 +08:00
2026-07-31 18:42:52 +08:00
2026-09-14 20:13:29 +08:00
2026-09-18 15:04:38 +08:00
2026-08-05 13:32:11 +08:00
2026-09-18 15:26:09 +08:00
2026-07-30 14:12:27 +08:00
2026-08-05 13:32:11 +08:00
2026-09-14 20:00:26 +08:00
2026-09-14 20:00:26 +08:00
2026-09-14 20:00:26 +08:00
2026-08-14 13:09:56 +08:00
2026-09-14 20:33:42 +08:00
2026-09-08 12:44:45 +08:00
2026-08-13 11:41:34 +08:00
2026-09-18 19:52:53 +08:00
2026-09-18 19:52:53 +08:00
2026-09-15 12:39:53 +08:00
2026-09-15 11:51:32 +08:00
2026-09-15 11:51:32 +08:00
2026-08-04 13:56:26 +08:00
2026-09-18 15:04:38 +08:00
2026-07-30 12:02:32 +08:00
2026-07-30 12:02:32 +08:00
2026-08-13 11:41:34 +08:00
2026-08-13 14:35:30 +08:00