[错误]: Wiki 问答生成/恢复流时页面严重卡顿，单次 continue-stream 回放 47,196 个事件

[Round start time] 18:27:44.907 [Agent QA completion] 18:30:44.997 [Original agent-chat request completed] 18:30:48.078, HTTP 200, duration `3m3.233019279s` [Original request backend log response size] `7,408,282` bytes [Model calls] 17 times, total completion tokens = 54,287 [Continuous length truncation] 12 times, iteration 4-15, each completion tokens = 4096 [Prompt tokens per round] increased from 12,137 to 92,949 [Tool calls] 6 times [History messages] only 2 user/agent messages when session is loaded; not a large number of accumulated history conversations [Page performance] temporary severe stuttering during response generation, recovered after completion; no instant CPU profile or FPS captured during stuttering