服务端使用的是zookeeper加路由负载均衡的http网络请求发送消息啊

**Bug 描述**
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**复现**
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**预期结果**
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**附加信息**
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No source files, tests, entry points, reproduction steps, or concrete failure are provided. Start by identifying the server path that uses ZooKeeper, routing load balancing, and HTTP to send messages, then request a reproducible case and expected behavior. Done criteria cannot be established until those details are supplied.

Written by the indexing model from the issue text.