[Bug]: Proxy keeps upstream LLM connection open after a streaming client disconnects; backend keeps generating or stays blocked
![[Bug]: Proxy keeps upstream LLM connection open after a streaming client disconnects; backend keeps generating or stays blocked](https://www.chat-gpts.plus/wp-content/uploads/2026/10/30244-70d90a5d-768x403.jpg)
该问题通常发生在 LiteLLM Proxy 流式转发(stream=true)过程中,客户端中途断开或停止读取时,Proxy 未关闭上游 LLM 连接,导致后端持续生成或阻塞;应优先排查客户端断开路径上是否真正调用了 CustomStreamWrapper.aclose() ,以及超时配置是否兜底
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