modify graph_pattern to thread_local #43945
Merged
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PR types
Bug fixes
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Describe
由于 graph pattern 是进程共享的单例,导致同一个进程中的不同 predictor 的 pass 编号互相影响,同一模型初始化顺序不同,pass 创建的 var name 不同,trt 序列化的 key 不同,无法复用。
将进程共享的单例改为 thread local,但部分平台可能不支持,先支持 gpu 合入