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callback.go
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// +build linux,cgo,!nogpu
package cupti
/*
#include <cupti.h>
#include <nvToolsExt.h>
#include <nvToolsExtSync.h>
#include <generated_nvtx_meta.h>
*/
import "C"
import (
"bytes"
"encoding/binary"
"fmt"
"time"
"unsafe"
"github.com/ianlancetaylor/demangle"
"github.com/spf13/cast"
//humanize "github.com/dustin/go-humanize"
opentracing "github.com/opentracing/opentracing-go"
"github.com/opentracing/opentracing-go/ext"
spanlog "github.com/opentracing/opentracing-go/log"
"github.com/pkg/errors"
"github.com/rai-project/go-cupti/types"
tracer "github.com/rai-project/tracer"
)
// demangling names adds overhead
func demangleName(n *C.char) string {
if n == nil {
return ""
}
mangledName := C.GoString(n)
return mangledName
// name, err := demangle.ToString(mangledName)
// if err != nil {
// return mangledName
// }
// return name
}
// Returns a timestamp normalized to correspond with the start and end timestamps reported in the CUPTI activity records.
// The timestamp is reported in nanoseconds.
func cuptiGetTimestamp() (uint64, error) {
var val C.uint64_t
err := checkCUPTIError(C.cuptiGetTimestamp(&val))
if err != nil {
log.WithError(err).Error("failed to get cuptiGetTimestamp")
return 0, err
}
return uint64(val), nil
}
// Returns a timestamp corresponds to the tracer begin time.
// The timestamp is reported in nanoseconds.
func (c *CUPTI) currentTimeStamp() time.Time {
val, err := cuptiGetTimestamp()
if err != nil {
log.WithError(err).Error("failed to get currentTimeStamp")
return time.Unix(0, 0)
}
ret := c.beginTime.Add(time.Duration(uint64(val)-c.startTimeStamp) * time.Nanosecond)
return ret
}
func (c *CUPTI) enableCallback(name string) error {
if cbid, err := types.CUpti_driver_api_trace_cbidString(name); err == nil {
err := checkCUPTIError(C.cuptiEnableCallback( /*enable=*/ 1, c.subscriber, C.CUPTI_CB_DOMAIN_DRIVER_API, C.CUpti_CallbackId(cbid)))
if err != nil {
log.WithError(err).WithField("name", name).WithField("domain", types.CUPTI_CB_DOMAIN_DRIVER_API.String()).Error("cannot enable driver callback")
}
return err
}
if cbid, err := types.CUPTI_RUNTIME_TRACE_CBIDString(name); err == nil {
err := checkCUPTIError(C.cuptiEnableCallback( /*enable=*/ 1, c.subscriber, C.CUPTI_CB_DOMAIN_RUNTIME_API, C.CUpti_CallbackId(cbid)))
if err != nil {
log.WithError(err).WithField("name", name).WithField("domain", types.CUPTI_CB_DOMAIN_RUNTIME_API.String()).Error("cannot enable runtime callback")
}
return err
}
if cbid, err := types.CUpti_nvtx_api_trace_cbidString(name); err == nil {
err := checkCUPTIError(C.cuptiEnableCallback( /*enable=*/ 1, c.subscriber, C.CUPTI_CB_DOMAIN_NVTX, C.CUpti_CallbackId(cbid)))
if err != nil {
log.WithError(err).WithField("name", name).WithField("domain", types.CUPTI_CB_DOMAIN_NVTX.String()).Error("cannot enable nvtx callback")
}
return err
}
if cbid, err := types.CUpti_CallbackIdResourceString(name); err == nil {
err := checkCUPTIError(C.cuptiEnableCallback( /*enable=*/ 1, c.subscriber, C.CUPTI_CB_DOMAIN_RESOURCE, C.CUpti_CallbackId(cbid)))
if err != nil {
log.WithError(err).WithField("name", name).WithField("domain", types.CUPTI_CB_DOMAIN_RESOURCE.String()).Error("cannot enable resource callback")
}
return err
}
log.WithField("name", name).Error("cannot enable callback")
return errors.Errorf("cannot find callback %v by name", name)
}
type spanKey struct {
correlationId uint64
tag string
}
func (c *CUPTI) setSpanContextCorrelationId(span opentracing.Span, correlationId uint64, tag string) {
key := spanKey{
correlationId: correlationId,
tag: tag,
}
// log.WithField("correlation_id", correlationId).WithField("tag", tag).Error("span added")
c.spans.Store(key, span)
}
func (c *CUPTI) removeSpanContextByCorrelationId(correlationId uint64, tag string) {
// log.WithField("correlation_id", correlationId).WithField("tag", tag).Error("span removed")
key := spanKey{
correlationId: correlationId,
tag: tag,
}
c.spans.Delete(key)
}
func (c *CUPTI) spanFromContextCorrelationId(correlationId uint64, tag string) (opentracing.Span, error) {
key := spanKey{
correlationId: correlationId,
tag: tag,
}
val, ok := c.spans.Load(key)
if !ok {
// log.WithField("correlation_id", correlationId).WithField("tag", tag).Error("span not found")
return nil, errors.Errorf("span for correlationId=%v was not found", correlationId)
}
span, ok := val.(opentracing.Span)
if !ok {
// log.WithField("correlation_id", correlationId).WithField("tag", tag).Error("span not correct type")
return nil, errors.Errorf("span for correlationId=%v was not found", correlationId)
}
return span, nil
}
// func (c *CUPTI) onCudaConfigureCallEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
// correlationId := uint64(cbInfo.correlationId)
// if _, err := c.spanFromContextCorrelationId(correlationId); err == nil {
// return errors.Errorf("span %d already exists", correlationId)
// }
// params := (*C.cudaConfigureCall_v3020_params)(cbInfo.functionParams)
// functionName := demangleName(cbInfo.functionName)
// tags := opentracing.Tags{
// "trace_source": "cupti",
// "cupti_type": "callback",
// "context_uid": uint32(cbInfo.contextUid),
// "correlation_id": correlationId,
// "function_name": functionName,
// "cupti_domain": domain.String(),
// "cupti_callback_id": cbid.String(),
// "grid_dim": []int{int(params.gridDim.x), int(params.gridDim.y), int(params.gridDim.z)},
// "block_dim": []int{int(params.blockDim.x), int(params.blockDim.y), int(params.blockDim.z)},
// "shared_mem": uint64(params.sharedMem),
// // "shared_mem_human": humanize.Bytes(uint64(params.sharedMem)),
// "stream": uintptr(unsafe.Pointer(params.stream)),
// }
// if cbInfo.symbolName != nil {
// tags["symbol_name"] = C.GoString(cbInfo.symbolName)
// }
// span, _ := tracer.StartSpanFromContext(
// c.ctx,
// tracer.SYSTEM_LIBRARY_TRACE,
// "configure_call",
// opentracing.StartTime(c.currentTimeStamp()),
// tags,
// )
// if functionName != "" {
// ext.Component.Set(span, functionName)
// }
// c.setSpanContextCorrelationId(span,"configure_call", correlationId)
// return nil
// }
// func (c *CUPTI) onCudaConfigureCallExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
// correlationId := uint64(cbInfo.correlationId)
// span, err := c.spanFromContextCorrelationId(correlationId)
// if err != nil {
// return err
// }
// if span == nil {
// return errors.New("no span found")
// }
// if cbInfo.functionReturnValue != nil {
// cuError := (*C.CUresult)(cbInfo.functionReturnValue)
// span.SetTag("result", types.CUresult(*cuError).String())
// }
// span.FinishWithOptions(opentracing.FinishOptions{
// FinishTime: c.currentTimeStamp(),
// })
// c.removeSpanContextByCorrelationId(correlationId)
// return nil
// }
// func (c *CUPTI) onCudaConfigureCall(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
// switch cbInfo.callbackSite {
// case C.CUPTI_API_ENTER:
// return c.onCudaConfigureCallEnter(domain, cbid, cbInfo)
// case C.CUPTI_API_EXIT:
// return c.onCudaConfigureCallExit(domain, cbid, cbInfo)
// default:
// return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
// }
// return nil
// }
func (c *CUPTI) onCULaunchKernelEnter(domain types.CUpti_CallbackDomain, cbid types.CUpti_driver_api_trace_cbid, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
params := (*C.cuLaunchKernel_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"stream": uintptr(unsafe.Pointer(params.hStream)),
"grid_dim": []int{int(params.gridDimX), int(params.gridDimY), int(params.gridDimZ)},
"block_dim": []int{int(params.blockDimX), int(params.blockDimY), int(params.blockDimZ)},
"shared_mem": uint64(params.sharedMemBytes),
// "shared_mem_human": humanize.Bytes(uint64(params.sharedMemBytes)),
}
if cbInfo.symbolName != nil {
tags["kernel"] = demangleName(cbInfo.symbolName)
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "launch_kernel", tags)
if functionName != "" {
ext.Component.Set(span, functionName)
}
c.setSpanContextCorrelationId(span, correlationId, "launch_kernel")
return nil
}
func (c *CUPTI) onCULaunchKernelExit(domain types.CUpti_CallbackDomain, cbid types.CUpti_driver_api_trace_cbid, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "launch_kernel")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
if cbInfo.functionReturnValue != nil {
cuError := (*C.CUresult)(cbInfo.functionReturnValue)
span.SetTag("result", types.CUresult(*cuError).String())
}
c.removeSpanContextByCorrelationId(correlationId, "launch_kernel")
return nil
}
func (c *CUPTI) onCULaunchKernel(domain types.CUpti_CallbackDomain, cbid types.CUpti_driver_api_trace_cbid, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
res := c.onCULaunchKernelEnter(domain, cbid, cbInfo)
return res
case C.CUPTI_API_EXIT:
return c.onCULaunchKernelExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaDeviceSynchronizeEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
}
if cbInfo.symbolName != nil {
tags["kernel"] = demangleName(cbInfo.symbolName)
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "device_synchronize", tags)
if functionName != "" {
ext.Component.Set(span, functionName)
}
c.setSpanContextCorrelationId(span, correlationId, "device_synchronize")
return nil
}
func (c *CUPTI) onCudaDeviceSynchronizeExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "device_synchronize")
if err != nil {
return err
}
if cbInfo.functionReturnValue != nil {
cuError := (*C.CUresult)(cbInfo.functionReturnValue)
span.SetTag("result", types.CUresult(*cuError).String())
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "device_synchronize")
return nil
}
func (c *CUPTI) onCudaDeviceSynchronize(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaDeviceSynchronizeEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaDeviceSynchronizeExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaStreamSynchronizeEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
}
if cbInfo.symbolName != nil {
tags["kernel"] = demangleName(cbInfo.symbolName)
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "stream_synchronize", tags)
if functionName != "" {
ext.Component.Set(span, functionName)
}
c.setSpanContextCorrelationId(span, correlationId, "stream_synchronize")
return nil
}
func (c *CUPTI) onCudaStreamSynchronizeExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "stream_synchronize")
if err != nil {
return err
}
if cbInfo.functionReturnValue != nil {
cuError := (*C.CUresult)(cbInfo.functionReturnValue)
span.SetTag("result", types.CUresult(*cuError).String())
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "stream_synchronize")
return nil
}
func (c *CUPTI) onCudaStreamSynchronize(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaStreamSynchronizeEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaStreamSynchronizeExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaMallocEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaMalloc"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaMalloc_v3020_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"byte_count": uintptr(params.size),
// "byte_count_human": humanize.Bytes(uint64(params.size)),
"destination_ptr": uintptr(unsafe.Pointer(params.devPtr)),
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaMalloc", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaMalloc")
return nil
}
func (c *CUPTI) onCudaMallocExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaMalloc")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaMalloc")
return nil
}
func (c *CUPTI) onCudaMalloc(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaMallocEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaMallocExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaMallocHostEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaMallocHost"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaMallocHost_v3020_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"byte_count": uintptr(params.size),
// "byte_count_human": humanize.Bytes(uint64(params.size)),
"destination_ptr": uintptr(unsafe.Pointer(*params.ptr)),
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaMallocHost", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaMallocHost")
return nil
}
func (c *CUPTI) onCudaMallocHostExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaMallocHost")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaMallocHost")
return nil
}
func (c *CUPTI) onCudaMallocHost(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaMallocHostEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaMallocHostExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaHostAllocEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaHostAlloc"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaHostAlloc_v3020_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"byte_count": uintptr(params.size),
// "byte_count_human": humanize.Bytes(uint64(params.size)),
"host_ptr": uintptr(unsafe.Pointer(*params.pHost)),
"flags": params.flags,
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaHostAlloc", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaHostAlloc")
return nil
}
func (c *CUPTI) onCudaHostAllocExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaHostAlloc")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaHostAlloc")
return nil
}
func (c *CUPTI) onCudaHostAlloc(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaHostAllocEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaHostAllocExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaMallocManagedEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaMallocManaged"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaMallocManaged_v6000_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"byte_count": uintptr(params.size),
// "byte_count_human": humanize.Bytes(uint64(params.size)),
"ptr": uintptr(unsafe.Pointer(params.devPtr)),
"flags": params.flags,
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaMallocManaged", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaMallocManaged")
return nil
}
func (c *CUPTI) onCudaMallocManagedExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaMallocManaged")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaMallocManaged")
return nil
}
func (c *CUPTI) onCudaMallocManaged(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaMallocManagedEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaMallocManagedExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaMallocPitchEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaMallocPitch"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaMallocPitch_v3020_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"ptr": uintptr(unsafe.Pointer(params.devPtr)),
"pitch": uintptr(unsafe.Pointer(params.pitch)),
"width": params.width,
"height": params.height,
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaMallocPitch", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaMallocPitch")
return nil
}
func (c *CUPTI) onCudaMallocPitchExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaMallocPitch")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaMallocPitch")
return nil
}
func (c *CUPTI) onCudaMallocPitch(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaMallocPitchEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaMallocPitchExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaFreeEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaFree"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaFree_v3020_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"ptr": uintptr(unsafe.Pointer(params.devPtr)),
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaFree", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaFree")
return nil
}
func (c *CUPTI) onCudaFreeExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaFree")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaFree")
return nil
}
func (c *CUPTI) onCudaFree(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaFreeEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaFreeExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaFreeHostEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cudaFreeHost"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cudaFree_v3020_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"ptr": uintptr(unsafe.Pointer(params.devPtr)),
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cudaFreeHost", tags)
c.setSpanContextCorrelationId(span, correlationId, "cudaFreeHost")
return nil
}
func (c *CUPTI) onCudaFreeHostExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cudaFreeHost")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cudaFreeHost")
return nil
}
func (c *CUPTI) onCudaFreeHost(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaFreeHostEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaFreeHostExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaMemCopyDeviceEnter(domain types.CUpti_CallbackDomain, cbid types.CUpti_driver_api_trace_cbid, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
if _, err := c.spanFromContextCorrelationId(correlationId, "cuda_memcpy_dev"); err == nil {
return errors.Errorf("span %d already exists", correlationId)
}
params := (*C.cuMemcpyHtoD_v2_params)(cbInfo.functionParams)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
"byte_count": uintptr(params.ByteCount),
// "byte_count_human": humanize.Bytes(uint64(params.ByteCount)),
"destination_ptr": uintptr(params.dstDevice),
"source_ptr": uintptr(unsafe.Pointer(params.srcHost)),
}
if cbInfo.symbolName != nil {
tags["kernel"] = demangleName(cbInfo.symbolName)
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cuda_memcpy_dev", tags)
if functionName != "" {
ext.Component.Set(span, functionName)
}
c.setSpanContextCorrelationId(span, correlationId, "cuda_memcpy_dev")
return nil
}
func (c *CUPTI) onCudaMemCopyDeviceExit(domain types.CUpti_CallbackDomain, cbid types.CUpti_driver_api_trace_cbid, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, "cuda_memcpy_dev")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
if cbInfo.functionReturnValue != nil {
cuError := (*C.CUresult)(cbInfo.functionReturnValue)
span.SetTag("result", types.CUresult(*cuError).String())
}
span.Finish()
c.removeSpanContextByCorrelationId(correlationId, "cuda_memcpy_dev")
return nil
}
func (c *CUPTI) onCudaMemCopyDevice(domain types.CUpti_CallbackDomain, cbid types.CUpti_driver_api_trace_cbid, cbInfo *C.CUpti_CallbackData) error {
switch cbInfo.callbackSite {
case C.CUPTI_API_ENTER:
return c.onCudaMemCopyDeviceEnter(domain, cbid, cbInfo)
case C.CUPTI_API_EXIT:
return c.onCudaMemCopyDeviceExit(domain, cbid, cbInfo)
default:
return errors.New("invalid callback site " + types.CUpti_ApiCallbackSite(cbInfo.callbackSite).String())
}
return nil
}
func (c *CUPTI) onCudaSetupArgument(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
return nil
}
func (c *CUPTI) onCudaLaunchEnter(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
functionName := demangleName(cbInfo.functionName)
tags := opentracing.Tags{
"trace_source": "cupti",
"cupti_type": "callback",
"context_uid": uint32(cbInfo.contextUid),
"correlation_id": correlationId,
"function_name": functionName,
"cupti_domain": domain.String(),
"cupti_callback_id": cbid.String(),
}
if cbInfo.symbolName != nil {
tags["kernel"] = demangleName(cbInfo.symbolName)
}
span, _ := tracer.StartSpanFromContext(c.ctx, tracer.SYSTEM_LIBRARY_TRACE, "cuda_launch", tags)
if functionName != "" {
ext.Component.Set(span, functionName)
}
c.setSpanContextCorrelationId(span, correlationId, "cuda_launch")
// pp.Println("onCudaLaunchEnter correlationId = ", int(correlationId))
return nil
}
func (c *CUPTI) onCudaLaunchExit(domain types.CUpti_CallbackDomain, cbid types.CUPTI_RUNTIME_TRACE_CBID, cbInfo *C.CUpti_CallbackData) error {
correlationId := uint64(cbInfo.correlationId)
// pp.Println("onCudaLaunch Exit correlationId = ", int(correlationId))
span, err := c.spanFromContextCorrelationId(correlationId, "cuda_launch")
if err != nil {
return err
}
if span == nil {
return errors.New("no span found")
}
span.Finish()
if cbInfo.functionReturnValue != nil {
cuError := (*C.CUresult)(cbInfo.functionReturnValue)
span.SetTag("result", types.CUresult(*cuError).String())
}
c.removeSpanContextByCorrelationId(correlationId, "cuda_launch")
return nil
}
func (c *CUPTI) onCudaLaunchCaptureEventsEnter(domain types.CUpti_CallbackDomain, callbackName string, cbInfo *C.CUpti_CallbackData) error {
eventData, err := c.findEventDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
err = c.onContextCreateAddEventGroup(domain, cbInfo.context)
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot add event data")
}
eventData, err = c.findEventDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot find added event data")
return err
}
eventData.destroyAfterKernelLaunch = true
}
if len(c.metrics) != 0 {
metricData, err := c.findMetricDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
err = c.onContextCreateAddMetricGroup(domain, cbInfo.context)
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot add metric data")
}
metricData, err = c.findMetricDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot find added metric data")
return err
}
metricData.destroyAfterKernelLaunch = true
}
if metricData.eventGroupSets.numSets > 1 { // you have set the kernel to replay
return nil
}
}
mode, err := types.CUpti_EventCollectionModeString("CUPTI_EVENT_COLLECTION_MODE_KERNEL")
if err != nil {
return err
}
err = checkCUPTIError(C.cuptiSetEventCollectionMode(eventData.cuCtx, C.CUpti_EventCollectionMode(mode)))
if err != nil {
log.WithError(err).WithField("mode", mode.String()).Error("failed to cuptiSetEventCollectionMode")
return err
}
err = checkCUPTIError(C.cuptiEventGroupEnable(eventData.eventGroup))
if err != nil {
log.WithError(err).WithField("mode", mode.String()).Error("failed to cuptiEventGroupEnable")
return err
}
return nil
}
func (c *CUPTI) onCudaLaunchCaptureMetricsEnter(domain types.CUpti_CallbackDomain, callbackName string, cbInfo *C.CUpti_CallbackData) error {
// pp.Println("onCudaLaunchCaptureMetricsEnter")
metricData, err := c.findMetricDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
err = c.onContextCreateAddMetricGroup(domain, cbInfo.context)
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot add metric data")
}
metricData, err = c.findMetricDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot find added metric data")
return err
}
metricData.destroyAfterKernelLaunch = true
}
eventGroupSetsPtr := metricData.eventGroupSets
numSets := eventGroupSetsPtr.numSets
if numSets <= 1 {
mode, err := types.CUpti_EventCollectionModeString("CUPTI_EVENT_COLLECTION_MODE_KERNEL")
if err != nil {
return err
}
err = checkCUPTIError(C.cuptiSetEventCollectionMode(metricData.cuCtx, C.CUpti_EventCollectionMode(mode)))
if err != nil {
log.WithError(err).WithField("mode", mode.String()).Error("failed to cuptiSetEventCollectionMode")
return err
}
}
// C.cudaDeviceSynchronize()
eventGroupSets := (*[1 << 28]C.CUpti_EventGroupSet)(unsafe.Pointer(eventGroupSetsPtr.sets))[:numSets:numSets]
for ii, eventGroupSet := range eventGroupSets {
err = checkCUPTIError(C.cuptiEventGroupSetEnable(&eventGroupSet))
if err != nil {
log.WithError(err).WithField("index", ii).Error("failed to cuptiEventGroupSetEnable")
return err
}
}
return nil
}
func (c *CUPTI) onCudaLaunchCaptureMetricsExit(domain types.CUpti_CallbackDomain, callbackName string, cbInfo *C.CUpti_CallbackData) error {
// C.cudaDeviceSynchronize()
metricData, err := c.findMetricDataByCUCtxID(uint32(cbInfo.contextUid))
if err != nil {
log.WithError(err).WithField("context_id", uint32(cbInfo.contextUid)).Error("cannot find metric data in onCudaLaunchCaptureMetricsExit")
return err
}
eventGroupSetsPtr := metricData.eventGroupSets
metricIds := metricData.metricIds
correlationId := uint64(cbInfo.correlationId)
span, err := c.spanFromContextCorrelationId(correlationId, callbackName)
if err != nil {
return err
}
if span == nil {
return errors.New("nil span found")
}
numSets := eventGroupSetsPtr.numSets
eventGroupSets := (*[1 << 28]C.CUpti_EventGroupSet)(unsafe.Pointer(eventGroupSetsPtr.sets))[:numSets:numSets]
for ii, eventGroupSet := range eventGroupSets {
numEventGroups := int(eventGroupSet.numEventGroups)
eventGroups := (*[1 << 28]C.CUpti_EventGroup)(unsafe.Pointer(eventGroupSet.eventGroups))[:numEventGroups:numEventGroups]
for _, eventGroup := range eventGroups {
var groupDomain C.CUpti_EventDomainID
grouDomainSize := (C.size_t)(unsafe.Sizeof(groupDomain))
err := checkCUPTIError(
C.cuptiEventGroupGetAttribute(
eventGroup,
C.CUPTI_EVENT_GROUP_ATTR_EVENT_DOMAIN_ID,
&grouDomainSize,
unsafe.Pointer(&groupDomain),