CUPTI User's Guide
CUPTI User's Guide
CUPTI User's Guide
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CUpti_ActivityAPI Type ReferenceThe activity record for a driver or runtime API invocation.Data Fields◮ CUpti_CallbackId cbid◮ uint32_t correlationId◮ uint64_t end◮ CUpti_ActivityKind kind◮ uint32_t processId◮ uint32_t returnValue◮ uint64_t start◮ uint32_t threadIdDetailed DescriptionThis activity record represents an invocation of a driver or runtime API(<strong>CUPTI</strong>_ACTIVITY_KIND_DRIVER and <strong>CUPTI</strong>_ACTIVITY_KIND_RUNTIME).Field DocumentationCUpti_CallbackId CUpti_ActivityAPI::cbidThe ID of the driver or runtime function.uint32_t CUpti_ActivityAPI::correlationIdThe correlation ID of the driver or runtime CUDA function. Each function invocation isassigned a unique correlation ID that is identical to the correlation ID in the memcpy,memset, or kernel activity record that is associated with this function.uint64_t CUpti_ActivityAPI::endThe end timestamp for the function, in ns.CUDA Tools SDK <strong>CUPTI</strong> User’s <strong>Guide</strong> DA-05679-001_v01 | 43