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3rdparty/opencv-4.5.4/modules/ts/misc/trace_profiler.py 17 KB
f4334277   Hu Chunming   提交3rdparty
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  from __future__ import print_function
  
  import os
  import sys
  import csv
  from pprint import pprint
  from collections import deque
  
  try:
      long        # Python 2
  except NameError:
      long = int  # Python 3
  
  # trace.hpp
  REGION_FLAG_IMPL_MASK = 15 << 16
  REGION_FLAG_IMPL_IPP = 1 << 16
  REGION_FLAG_IMPL_OPENCL = 2 << 16
  
  DEBUG = False
  
  if DEBUG:
      dprint = print
      dpprint = pprint
  else:
      def dprint(args, **kwargs):
          pass
      def dpprint(args, **kwargs):
          pass
  
  def tryNum(s):
      if s.startswith('0x'):
          try:
              return int(s, 16)
          except ValueError:
              pass
      try:
          return int(s)
      except ValueError:
          pass
      if sys.version_info[0] < 3:
          try:
              return long(s)
          except ValueError:
              pass
      return s
  
  def formatTimestamp(t):
      return "%.3f" % (t * 1e-6)
  
  try:
      from statistics import median
  except ImportError:
      def median(lst):
          sortedLst = sorted(lst)
          lstLen = len(lst)
          index = (lstLen - 1) // 2
          if (lstLen % 2):
              return sortedLst[index]
          else:
              return (sortedLst[index] + sortedLst[index + 1]) * 0.5
  
  def getCXXFunctionName(spec):
      def dropParams(spec):
          pos = len(spec) - 1
          depth = 0
          while pos >= 0:
              if spec[pos] == ')':
                  depth = depth + 1
              elif spec[pos] == '(':
                  depth = depth - 1
                  if depth == 0:
                      if pos == 0 or spec[pos - 1] in ['#', ':']:
                          res = dropParams(spec[pos+1:-1])
                          return (spec[:pos] + res[0], res[1])
                      return (spec[:pos], spec[pos:])
              pos = pos - 1
          return (spec, '')
  
      def extractName(spec):
          pos = len(spec) - 1
          inName = False
          while pos >= 0:
              if spec[pos] == ' ':
                  if inName:
                      return spec[pos+1:]
              elif spec[pos].isalnum():
                  inName = True
              pos = pos - 1
          return spec
  
      if spec.startswith('IPP') or spec.startswith('OpenCL'):
          prefix_size = len('IPP') if spec.startswith('IPP') else len('OpenCL')
          prefix = spec[:prefix_size]
          if prefix_size < len(spec) and spec[prefix_size] in ['#', ':']:
              prefix = prefix + spec[prefix_size]
              prefix_size = prefix_size + 1
          begin = prefix_size
          while begin < len(spec):
              if spec[begin].isalnum() or spec[begin] in ['_', ':']:
                  break
              begin = begin + 1
          if begin == len(spec):
              return spec
          end = begin
          while end < len(spec):
              if not (spec[end].isalnum() or spec[end] in ['_', ':']):
                  break
              end = end + 1
          return prefix + spec[begin:end]
  
      spec = spec.replace(') const', ')') # const methods
      (ret_type_name, params) = dropParams(spec)
      name = extractName(ret_type_name)
      if 'operator' in name:
          return name + params
      if name.startswith('&'):
          return name[1:]
      return name
  
  stack_size = 10
  
  class Trace:
      def __init__(self, filename=None):
          self.tasks = {}
          self.tasks_list = []
          self.locations = {}
          self.threads_stack = {}
          self.pending_files = deque()
          if filename:
              self.load(filename)
  
      class TraceTask:
          def __init__(self, threadID, taskID, locationID, beginTimestamp):
              self.threadID = threadID
              self.taskID = taskID
              self.locationID = locationID
              self.beginTimestamp = beginTimestamp
              self.endTimestamp = None
              self.parentTaskID = None
              self.parentThreadID = None
              self.childTask = []
              self.selfTimeIPP = 0
              self.selfTimeOpenCL = 0
              self.totalTimeIPP = 0
              self.totalTimeOpenCL = 0
  
          def __repr__(self):
              return "TID={} ID={} loc={} parent={}:{} begin={} end={} IPP={}/{} OpenCL={}/{}".format(
                  self.threadID, self.taskID, self.locationID, self.parentThreadID, self.parentTaskID,
                  self.beginTimestamp, self.endTimestamp, self.totalTimeIPP, self.selfTimeIPP, self.totalTimeOpenCL, self.selfTimeOpenCL)
  
  
      class TraceLocation:
          def __init__(self, locationID, filename, line, name, flags):
              self.locationID = locationID
              self.filename = os.path.split(filename)[1]
              self.line = line
              self.name = getCXXFunctionName(name)
              self.flags = flags
  
          def __str__(self):
              return "{}#{}:{}".format(self.name, self.filename, self.line)
  
          def __repr__(self):
              return "ID={} {}:{}:{}".format(self.locationID, self.filename, self.line, self.name)
  
      def parse_file(self, filename):
          dprint("Process file: '{}'".format(filename))
          with open(filename) as infile:
              for line in infile:
                  line = str(line).strip()
                  if line[0] == "#":
                      if line.startswith("#thread file:"):
                          name = str(line.split(':', 1)[1]).strip()
                          self.pending_files.append(os.path.join(os.path.split(filename)[0], name))
                      continue
                  self.parse_line(line)
  
      def parse_line(self, line):
          opts = line.split(',')
          dpprint(opts)
          if opts[0] == 'l':
              opts = list(csv.reader([line]))[0]  # process quote more
              locationID = int(opts[1])
              filename = str(opts[2])
              line = int(opts[3])
              name = opts[4]
              flags = tryNum(opts[5])
              self.locations[locationID] = self.TraceLocation(locationID, filename, line, name, flags)
              return
          extra_opts = {}
          for e in opts[5:]:
              if not '=' in e:
                  continue
              (k, v) = e.split('=')
              extra_opts[k] = tryNum(v)
          if extra_opts:
              dpprint(extra_opts)
          threadID = None
          taskID = None
          locationID = None
          ts = None
          if opts[0] in ['b', 'e']:
              threadID = int(opts[1])
              taskID = int(opts[4])
              locationID = int(opts[3])
              ts = tryNum(opts[2])
          thread_stack = None
          currentTask = (None, None)
          if threadID is not None:
              if not threadID in self.threads_stack:
                  thread_stack = deque()
                  self.threads_stack[threadID] = thread_stack
              else:
                  thread_stack = self.threads_stack[threadID]
              currentTask = None if not thread_stack else thread_stack[-1]
          t = (threadID, taskID)
          if opts[0] == 'b':
              assert not t in self.tasks, "Duplicate task: " + str(t) + repr(self.tasks[t])
              task = self.TraceTask(threadID, taskID, locationID, ts)
              self.tasks[t] = task
              self.tasks_list.append(task)
              thread_stack.append((threadID, taskID))
              if currentTask:
                  task.parentThreadID = currentTask[0]
                  task.parentTaskID = currentTask[1]
              if 'parentThread' in extra_opts:
                  task.parentThreadID = extra_opts['parentThread']
              if 'parent' in extra_opts:
                  task.parentTaskID = extra_opts['parent']
          if opts[0] == 'e':
              task = self.tasks[t]
              task.endTimestamp = ts
              if 'tIPP' in extra_opts:
                  task.selfTimeIPP = extra_opts['tIPP']
              if 'tOCL' in extra_opts:
                  task.selfTimeOpenCL = extra_opts['tOCL']
              thread_stack.pop()
  
      def load(self, filename):
          self.pending_files.append(filename)
          if DEBUG:
              with open(filename, 'r') as f:
                  print(f.read(), end='')
          while self.pending_files:
              self.parse_file(self.pending_files.pop())
  
      def getParentTask(self, task):
          return self.tasks.get((task.parentThreadID, task.parentTaskID), None)
  
      def process(self):
          self.tasks_list.sort(key=lambda x: x.beginTimestamp)
  
          parallel_for_location = None
          for (id, l) in self.locations.items():
              if l.name == 'parallel_for':
                  parallel_for_location = l.locationID
                  break
  
          for task in self.tasks_list:
              try:
                  task.duration = task.endTimestamp - task.beginTimestamp
                  task.selfDuration = task.duration
              except:
                  task.duration = None
                  task.selfDuration = None
              task.totalTimeIPP = task.selfTimeIPP
              task.totalTimeOpenCL = task.selfTimeOpenCL
  
          dpprint(self.tasks)
          dprint("Calculate total times")
  
          for task in self.tasks_list:
              parentTask = self.getParentTask(task)
              if parentTask:
                  parentTask.selfDuration = parentTask.selfDuration - task.duration
                  parentTask.childTask.append(task)
                  timeIPP = task.selfTimeIPP
                  timeOpenCL = task.selfTimeOpenCL
                  while parentTask:
                      if parentTask.locationID == parallel_for_location:  # TODO parallel_for
                          break
                      parentLocation = self.locations[parentTask.locationID]
                      if (parentLocation.flags & REGION_FLAG_IMPL_MASK) == REGION_FLAG_IMPL_IPP:
                          parentTask.selfTimeIPP = parentTask.selfTimeIPP - timeIPP
                          timeIPP = 0
                      else:
                          parentTask.totalTimeIPP = parentTask.totalTimeIPP + timeIPP
                      if (parentLocation.flags & REGION_FLAG_IMPL_MASK) == REGION_FLAG_IMPL_OPENCL:
                          parentTask.selfTimeOpenCL = parentTask.selfTimeOpenCL - timeOpenCL
                          timeOpenCL = 0
                      else:
                          parentTask.totalTimeOpenCL = parentTask.totalTimeOpenCL + timeOpenCL
                      parentTask = self.getParentTask(parentTask)
  
          dpprint(self.tasks)
          dprint("Calculate total times (parallel_for)")
  
          for task in self.tasks_list:
              if task.locationID == parallel_for_location:
                  task.selfDuration = 0
                  childDuration = sum([t.duration for t in task.childTask])
                  if task.duration == 0 or childDuration == 0:
                      continue
                  timeCoef = task.duration / float(childDuration)
                  childTimeIPP = sum([t.totalTimeIPP for t in task.childTask])
                  childTimeOpenCL = sum([t.totalTimeOpenCL for t in task.childTask])
                  if childTimeIPP == 0 and childTimeOpenCL == 0:
                      continue
                  timeIPP = childTimeIPP * timeCoef
                  timeOpenCL = childTimeOpenCL * timeCoef
                  parentTask = task
                  while parentTask:
                      parentLocation = self.locations[parentTask.locationID]
                      if (parentLocation.flags & REGION_FLAG_IMPL_MASK) == REGION_FLAG_IMPL_IPP:
                          parentTask.selfTimeIPP = parentTask.selfTimeIPP - timeIPP
                          timeIPP = 0
                      else:
                          parentTask.totalTimeIPP = parentTask.totalTimeIPP + timeIPP
                      if (parentLocation.flags & REGION_FLAG_IMPL_MASK) == REGION_FLAG_IMPL_OPENCL:
                          parentTask.selfTimeOpenCL = parentTask.selfTimeOpenCL - timeOpenCL
                          timeOpenCL = 0
                      else:
                          parentTask.totalTimeOpenCL = parentTask.totalTimeOpenCL + timeOpenCL
                      parentTask = self.getParentTask(parentTask)
  
          dpprint(self.tasks)
          dprint("Done")
  
      def dump(self, max_entries):
          assert isinstance(max_entries, int)
  
          class CallInfo():
              def __init__(self, callID):
                  self.callID = callID
                  self.totalTimes = []
                  self.selfTimes = []
                  self.threads = set()
                  self.selfTimesIPP = []
                  self.selfTimesOpenCL = []
                  self.totalTimesIPP = []
                  self.totalTimesOpenCL = []
  
          calls = {}
  
          for currentTask in self.tasks_list:
              task = currentTask
              callID = []
              for i in range(stack_size):
                  callID.append(task.locationID)
                  task = self.getParentTask(task)
                  if not task:
                      break
              callID = tuple(callID)
              if not callID in calls:
                  call = CallInfo(callID)
                  calls[callID] = call
              else:
                  call = calls[callID]
              call.totalTimes.append(currentTask.duration)
              call.selfTimes.append(currentTask.selfDuration)
              call.threads.add(currentTask.threadID)
              call.selfTimesIPP.append(currentTask.selfTimeIPP)
              call.selfTimesOpenCL.append(currentTask.selfTimeOpenCL)
              call.totalTimesIPP.append(currentTask.totalTimeIPP)
              call.totalTimesOpenCL.append(currentTask.totalTimeOpenCL)
  
          dpprint(self.tasks)
          dpprint(self.locations)
          dpprint(calls)
  
          calls_self_sum = {k: sum(v.selfTimes) for (k, v) in calls.items()}
          calls_total_sum = {k: sum(v.totalTimes) for (k, v) in calls.items()}
          calls_median = {k: median(v.selfTimes) for (k, v) in calls.items()}
          calls_sorted = sorted(calls.keys(), key=lambda x: calls_self_sum[x], reverse=True)
  
          calls_self_sum_IPP = {k: sum(v.selfTimesIPP) for (k, v) in calls.items()}
          calls_total_sum_IPP = {k: sum(v.totalTimesIPP) for (k, v) in calls.items()}
  
          calls_self_sum_OpenCL = {k: sum(v.selfTimesOpenCL) for (k, v) in calls.items()}
          calls_total_sum_OpenCL = {k: sum(v.totalTimesOpenCL) for (k, v) in calls.items()}
  
          if max_entries > 0 and len(calls_sorted) > max_entries:
              calls_sorted = calls_sorted[:max_entries]
  
          def formatPercents(p):
              if p is not None:
                  return "{:>3d}".format(int(p*100))
              return ''
  
          name_width = 70
          timestamp_width = 12
          def fmtTS():
              return '{:>' + str(timestamp_width) + '}'
          fmt = "{:>3} {:<"+str(name_width)+"} {:>8} {:>3}"+((' '+fmtTS())*5)+((' '+fmtTS()+' {:>3}')*2)
          fmt2 = "{:>3} {:<"+str(name_width)+"} {:>8} {:>3}"+((' '+fmtTS())*5)+((' '+fmtTS()+' {:>3}')*2)
          print(fmt.format("ID", "name", "count", "thr", "min", "max", "median", "avg", "*self*", "IPP", "%", "OpenCL", "%"))
          print(fmt2.format("", "", "", "", "t-min", "t-max", "t-median", "t-avg", "total", "t-IPP", "%", "t-OpenCL", "%"))
          for (index, callID) in enumerate(calls_sorted):
              call_self_times = calls[callID].selfTimes
              loc0 = self.locations[callID[0]]
              loc_array = []  # [str(callID)]
              for (i, l) in enumerate(callID):
                  loc = self.locations[l]
                  loc_array.append(loc.name if i > 0 else str(loc))
              loc_str = '|'.join(loc_array)
              if len(loc_str) > name_width: loc_str = loc_str[:name_width-3]+'...'
              print(fmt.format(index + 1, loc_str, len(call_self_times),
                      len(calls[callID].threads),
                      formatTimestamp(min(call_self_times)),
                      formatTimestamp(max(call_self_times)),
                      formatTimestamp(calls_median[callID]),
                      formatTimestamp(sum(call_self_times)/float(len(call_self_times))),
                      formatTimestamp(sum(call_self_times)),
                      formatTimestamp(calls_self_sum_IPP[callID]),
                      formatPercents(calls_self_sum_IPP[callID] / float(calls_self_sum[callID])) if calls_self_sum[callID] > 0 else formatPercents(None),
                      formatTimestamp(calls_self_sum_OpenCL[callID]),
                      formatPercents(calls_self_sum_OpenCL[callID] / float(calls_self_sum[callID])) if calls_self_sum[callID] > 0 else formatPercents(None),
                  ))
              call_total_times = calls[callID].totalTimes
              print(fmt2.format("", "", "", "",
                      formatTimestamp(min(call_total_times)),
                      formatTimestamp(max(call_total_times)),
                      formatTimestamp(median(call_total_times)),
                      formatTimestamp(sum(call_total_times)/float(len(call_total_times))),
                      formatTimestamp(sum(call_total_times)),
                      formatTimestamp(calls_total_sum_IPP[callID]),
                      formatPercents(calls_total_sum_IPP[callID] / float(calls_total_sum[callID])) if calls_total_sum[callID] > 0 else formatPercents(None),
                      formatTimestamp(calls_total_sum_OpenCL[callID]),
                      formatPercents(calls_total_sum_OpenCL[callID] / float(calls_total_sum[callID])) if calls_total_sum[callID] > 0 else formatPercents(None),
                  ))
              print()
  
  if __name__ == "__main__":
      tracefile = sys.argv[1] if len(sys.argv) > 1 else 'OpenCVTrace.txt'
      count = int(sys.argv[2]) if len(sys.argv) > 2 else 10
      trace = Trace(tracefile)
      trace.process()
      trace.dump(max_entries = count)
      print("OK")