Product	Supported (√/x)
Ascend 950PR/Ascend 950DT	√
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	√

Records a Notify in a specified stream. The acl.rt.record_notify and acl.rt.wait_and_reset_notify APIs are used together to implement synchronization between multiple streams.

C Prototype

aclError aclrtRecordNotify(aclrtNotify notify, aclrtStream stream)

Python Function

ret = acl.rt.record_notify(notify, stream)

Parameter	Description
notify	Int, pointer address of the Notify to be recorded.
stream	Int, pointer address of the stream. For example, in the scenario where Stream2 waits for Stream1, set this parameter to Stream1. Pass 0 if the default stream is used.

Parameter

Description

notify

Int, pointer address of the Notify to be recorded.

stream

Int, pointer address of the stream. For example, in the scenario where Stream2 waits for Stream1, set this parameter to Stream1.

Pass 0 if the default stream is used.

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

Function: record_notify