1 | #!/bin/env python |
---|
2 | |
---|
3 | '''Testlet to run the pypar tests.''' |
---|
4 | |
---|
5 | import os |
---|
6 | import time |
---|
7 | import test_utils as util |
---|
8 | |
---|
9 | Processor_Numbers = [1, 2, 4, 8, 16] |
---|
10 | |
---|
11 | def test(logfile): |
---|
12 | result = True |
---|
13 | start_time = time.time() |
---|
14 | |
---|
15 | (cluster, domain) = util.get_hostname() |
---|
16 | |
---|
17 | util.header(logfile, 'Running pypar test on %s.' % cluster) |
---|
18 | |
---|
19 | # run the test_pypar.py tests |
---|
20 | machines_file = '~/.machines_%s' % cluster |
---|
21 | for num_procs in Processor_Numbers: |
---|
22 | cmd = ('mpirun -np %2d -hostfile %s python test_pypar.py' |
---|
23 | % (num_procs, machines_file)) |
---|
24 | util.log_print(logfile, cmd + ' ...') |
---|
25 | fd = os.popen(cmd) |
---|
26 | output = fd.readlines() |
---|
27 | status = fd.close() |
---|
28 | if status: |
---|
29 | util.log_print_nl(logfile, 'ERRORS') |
---|
30 | util.log_print(logfile, '\n'.join(output)) |
---|
31 | util.footer(logfile, start_time) |
---|
32 | result = False |
---|
33 | else: |
---|
34 | util.log_print_nl(logfile, 'OK') |
---|
35 | |
---|
36 | util.log_print_nl(logfile) |
---|
37 | |
---|
38 | if result is True: |
---|
39 | util.log_print_nl(logfile, 'test_pypar.py results: GOOD') |
---|
40 | else: |
---|
41 | util.log_print_nl(logfile, 'test_pypar.py results: ***** FAILED *****') |
---|
42 | |
---|
43 | util.log_print_nl(logfile) |
---|
44 | |
---|
45 | # now for the mandelbrot test |
---|
46 | home_directory = os.getcwd() |
---|
47 | os.chdir('mandelbrot') |
---|
48 | |
---|
49 | util.log_print_nl(logfile, 'python compile_mandelbrot_c_extensions.py') |
---|
50 | fd = os.popen('python compile_mandelbrot_c_extensions.py') |
---|
51 | compile_result = fd.read() |
---|
52 | status = fd.close() |
---|
53 | util.log_print(logfile, compile_result) |
---|
54 | if status: |
---|
55 | return False |
---|
56 | |
---|
57 | # run tests |
---|
58 | machines_file = '~/.machines_%s' % cluster |
---|
59 | result_data = [] |
---|
60 | for num_procs in Processor_Numbers: |
---|
61 | cmd = ('mpirun -np %2d -hostfile %s python mandel_parallel_cyclic.py' |
---|
62 | % (num_procs, machines_file)) |
---|
63 | util.log_print(logfile, cmd + ' ...') |
---|
64 | fd = os.popen(cmd) |
---|
65 | output = fd.readlines() |
---|
66 | status = fd.close() |
---|
67 | if status: |
---|
68 | util.log_print_nl(logfile, 'ERRORS (see logfile %s)' % logfile) |
---|
69 | util.log(logfile, '\n'.join(output)) |
---|
70 | else: |
---|
71 | for line in output: |
---|
72 | if line.startswith('Computed region in'): |
---|
73 | line = line.replace('Computed region in ', '') |
---|
74 | (line, _) = line.split(' ', 1) |
---|
75 | compute_time = float(line) |
---|
76 | util.log_print_nl(logfile, 'computed in %.1fs' % compute_time) |
---|
77 | break |
---|
78 | result_data.append((num_procs, compute_time)) |
---|
79 | |
---|
80 | # reduce results |
---|
81 | one_proc_time = None |
---|
82 | for (num_procs, compute_time) in result_data: |
---|
83 | if num_procs == 1: |
---|
84 | one_proc_time = compute_time |
---|
85 | break |
---|
86 | |
---|
87 | if one_proc_time is None: |
---|
88 | util.log_print_nl(logfile, 'ERROR, cannot find single processor compute time!?') |
---|
89 | return False |
---|
90 | |
---|
91 | util.log_print_nl(logfile) |
---|
92 | util.log_print_nl(logfile, 'Results for Mandelbrot Parallel Cyclic test:') |
---|
93 | util.log_print_nl(logfile, '%s\t%s\t%s\t%s' % ('#procs', 'time', 'speedup', 'parallel_efficiency')) |
---|
94 | for res in result_data: |
---|
95 | (num_procs, compute_time) = res |
---|
96 | |
---|
97 | speedup = one_proc_time / compute_time |
---|
98 | parallel_efficiency = speedup / num_procs |
---|
99 | |
---|
100 | util.log_print_nl(logfile, '%d\t%.2f\t%.3f\t%.3f' |
---|
101 | % (num_procs, compute_time, speedup, parallel_efficiency)) |
---|
102 | |
---|
103 | # return to original directory |
---|
104 | os.chdir(home_directory) |
---|
105 | |
---|
106 | util.footer(logfile, start_time) |
---|
107 | |
---|
108 | return result |
---|
109 | |
---|
110 | |
---|
111 | if __name__ == '__main__': |
---|
112 | import sys |
---|
113 | |
---|
114 | logfile = os.path.join(os.getcwd(), 'test.log') |
---|
115 | if len(sys.argv) > 1: |
---|
116 | logfile = sys.argv[1] |
---|
117 | |
---|
118 | try: |
---|
119 | os.remove(logfile) |
---|
120 | except: |
---|
121 | pass |
---|
122 | |
---|
123 | if not test(logfile): |
---|
124 | sys.exit(10) |
---|
125 | |
---|
126 | sys.exit(0) |
---|
127 | |
---|