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HcclCommInitClusterInfo
功能说明
基于ranktable初始化HCCL通信域。
函数原型
HcclResult HcclCommInitClusterInfo(const char *clusterInfo, uint32_t rank, HcclComm *comm)
参数说明
参数名 |
输入/输出 |
描述 |
|---|---|---|
clusterInfo |
输入 |
rank table的文件路径（含文件名），作为字符串最大长度为4096字节，含结束符。 |
rank |
输入 |
本rank的rank id。 |
comm |
输出 |
将初始化后的通信域以指针的信息回传给调用者。 HcclComm类型的定义可参见HcclComm。 |
返回值
HcclResult：接口成功返回HCCL_SUCCESS，其他失败。
约束说明
重复初始化会报错。
支持的型号
Atlas 训练系列产品
Atlas 300I Duo 推理卡
Atlas A2 训练系列产品
父主题： 通信域管理
