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[BugFix] fix mm prefix_cache cuda error bug #4679

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Merged
kevincheng2 merged 1 commit into from
Oct 31, 2025
Merged

[BugFix] fix mm prefix_cache cuda error bug #4679

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4 changes: 4 additions & 0 deletions fastdeploy/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1556,6 +1556,10 @@ def postprocess(self):
self.graph_opt_config.use_cudagraph = False
logger.info(f"CUDAGraph only support on GPU, current device type is {self.device_config.device_type}!")

if self.model_config.enable_mm and self.graph_opt_config.use_cudagraph:
self.cache_config.enable_prefix_caching = False
logger.info("Multi-modal models do not support prefix caching when using CUDAGraph!")

if self.scheduler_config.splitwise_role == "mixed":
self.model_config.moe_phase = MoEPhase(phase="prefill")
elif self.scheduler_config.splitwise_role == "prefill":
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