xref: /petsc/src/benchmarks/benchmarkAssembly.py (revision c87d2d203551e9a04d165033c33b6408d980aaa7)
1#!/usr/bin/env python
2import os
3from benchmarkExample import PETScExample
4
5def processSummary(moduleName, times, events):
6  '''Process the Python log summary into plot data'''
7  m = __import__(moduleName)
8  reload(m)
9  # Total Time
10  times.append(m.Time[0])
11  # Common events
12  #   Add the time and flop rate
13  for name in ['MatCUSPSetValBch', 'ElemAssembly']:
14    if not name in events:
15      events[name] = []
16    events[name].append((m.Main_Stage.event[name].Time[0], m.Main_Stage.event[name].Flops[0]/(m.Main_Stage.event[name].Time[0] * 1e6)))
17  return
18
19def plotSummary(library, num, sizes, times, events):
20  from pylab import legend, plot, show, title, xlabel, ylabel
21  import numpy as np
22  showEventTime  = True
23  print events
24  if showEventTime:
25    data  = []
26    names = []
27    for event, style in [('MatCUSPSetValBch', 'b-'), ('ElemAssembly', 'b:')]:
28      names.append(event)
29      data.append(sizes)
30      data.append(np.array(events[event])[:,0])
31      data.append(style)
32    plot(*data)
33    title('Performance on '+library+' Example '+str(num))
34    xlabel('Number of Dof')
35    ylabel('Time (s)')
36    legend(names, 'upper left', shadow = True)
37    show()
38  return
39
40if __name__ == '__main__':
41  library = 'KSP'
42  num     = 4
43  ex      = PETScExample(library, num, log_summary_python='summary.py', preload='off')
44  sizes   = []
45  times   = []
46  events  = {}
47  for n in [10, 20, 50, 100, 150, 200, 250, 300, 350]:
48    ex.run(da_grid_x=n, da_grid_y=n, cusp_synchronize=1)
49    sizes.append(n*n)
50    processSummary('summary', times, events)
51  plotSummary(library, num, sizes, times, events)
52