Function: get_stream_res_limit

Applicability

Product	Supported (√/x)
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas training products	√
Atlas inference products	√
Atlas 200I/500 A2 inference products	√

Function Usage

Obtains the device resource limits of a specified stream.

If acl.rt.set_stream_res_limit is not called to set the device resource limits, the priorities of the device resource limits obtained by this API are as follows: device resource limits of the current process (set by calling acl.rt.set_stream_res_limit) > default hardware resource limits of the Ascend AI Processor.

Prototype

C Prototype

aclError aclrtGetStreamResLimit(aclrtStream stream, aclrtDevResLimitType type, uint32_t *value)

Python Function

value, ret = acl.rt.get_stream_res_limit(stream,  type)

Parameter Description

Parameter	Description
stream	Int, specified stream. If 0 is passed, it indicates the default stream.
type	Int, resource type. Currently, Cube Core and Vector Core are supported. For details, see the new data structure by calling aclrtDevResLimitType.

Return Value Description

Return Value	Description
value	Int, resource limit.
ret	Int, 0 on success; else, failure.

Parent topic: Runtime Configuration