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上下文会不断累加,最终超过模型的context length然后报错 #23

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@zhangxuejian-a

显卡是24G 的A5000
启动命令:
ENABLE_SUMMARIZER=false
CHUNK=6 T_s=6
MAX_MODEL_LEN=12000
ADAPTER_HOST="0.0.0.0" WEBINFER_ARGS="--gpu-memory-utilization 0.9
--quantization fp8
--limit-mm-per-prompt '{"image":8,"video":1}'" bash services/webinfer/scripts/run.sh all

在运行400多轮后报错
(APIServer pid=314978) ValueError: Input length (12272) exceeds model's maximum context length (12000).
2026-07-02 06:31:30,816 INFO httpx: HTTP Request: POST http://127.0.0.1:7060/v1/chat/completions "HTTP/1.1 400 Bad Request"
2026-07-02 06:31:30,817 ERROR streaming_infer_adapter: chat completion failed
Traceback (most recent call last):

由于显存比较小,最大只能设置MAX_MODEL_LEN=12000
但是上下文会不断累加最终超过12000
请问下这种问题怎么解决。
我有个疑问,假设是80G的显存,那上下文不断累加的话是不是最终也会报错?

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