GEStreamAllocationSummaryGetHcclFollowedStreamNums

Applicable Products

Ascend 950PR/Ascend 950DT: supported
Atlas A3 training products/Atlas A3 inference products: supported
Atlas A2 training products/Atlas A2 inference products: supported
Atlas 200I/500 A2 inference products: not supported
Atlas inference products: supported
Atlas training products: supported

Header File/Library File

Header file: #include <ge/ge_graph_compile_summary.h>
Library file: libge_compiler.so

Function Usage

Obtains the actual number of physical streams of the communication secondary stream corresponding to the root graph and subgraphs.

Prototype

ge::Status GEStreamAllocationSummaryGetHcclFollowedStreamNums(const ge::CompiledGraphSummary &compiled_graph_summary, std::map<AscendString, std::vector<int64_t>> &graph_to_hccl_followed_stream_nums);

Parameters

Parameter	Input/Output	Description
compiled_graph_summary	Input	Brief information about the graph build result.
graph_to_hccl_followed_stream_nums	Output	A value in Map format. The key is the graph name. The value is the vector indicating the actual number of physical streams of the communication secondary stream. The index indicates the logical stream ID.

Returns

Parameter	Type	Description
-	ge::Status	SUCCESS: The API is called successfully. FAILED: The API fails to be called.

Restrictions

None

Parent topic: Basic Data Structures and APIs of Graphs