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test_comparison.py
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test_comparison.py
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import time
from fork import *
@cpu_bound
def fib(n):
return 1 if n <= 1 else fib(n-1) + fib(n-2)
@io_bound
def webservice():
time.sleep(0.001)
return 'result'
def test_cpu_bound_fork(n):
print('##### test_cpu_bound_fork #####')
start = time.time()
seq_results = []
for i in range(n):
seq_results += [fib(i)]
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = []
for i in range(n):
par_results += [fork(fib, i)]
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_cpu_bound_process(n):
print('##### test_cpu_bound_process #####')
start = time.time()
seq_results = []
for i in range(n):
seq_results += [fib(i)]
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = []
for i in range(n):
par_results += [process(fib, i)]
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_cpu_bound_fork_contagious(n):
print('##### test_cpu_bound_fork_contagious #####')
start = time.time()
seq_results = 0
for i in [20]*n:
seq_results += fib(i)
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = 0
for i in [20]*n:
par_results += fork(fib, i)
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_cpu_bound_process_contagious(n):
print('##### test_cpu_bound_process_contagious #####')
start = time.time()
seq_results = 0
for i in [20]*n:
seq_results += fib(i)
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = 0
for i in [20]*n:
par_results += process(fib, i)
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_io_bound_fork(n):
print('##### test_io_bound_fork #####')
start = time.time()
seq_results = []
for i in range(n):
seq_results += [webservice()]
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = []
for i in range(n):
par_results += [fork(webservice)]
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_io_bound_thread(n):
print('##### test_io_bound_thread #####')
start = time.time()
seq_results = []
for i in range(n):
seq_results += [webservice()]
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = []
for i in range(n):
par_results += [thread(webservice)]
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_io_bound_fork_contagious(n):
print('##### test_io_bound_fork_contagious #####')
start = time.time()
seq_results = ''
for i in range(n):
seq_results += webservice()
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = ''
for i in range(n):
par_results += fork(webservice)
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
def test_io_bound_thread_contagious(n):
print('##### test_io_bound_thread_contagious #####')
start = time.time()
seq_results = ''
for i in range(n):
seq_results += webservice()
str(seq_results)
end = time.time()
print('sequential:', end-start)
start = time.time()
par_results = ''
for i in range(n):
par_results += thread(webservice)
str(par_results)
end = time.time()
print('parallel: ', end-start)
if seq_results == par_results:
print('results are equal')
else:
print('results are unequal')
print('sequential:', seq_results)
print('parallel: ', par_results)
test_cpu_bound_fork(n=30)
test_cpu_bound_process(n=30)
test_cpu_bound_fork_contagious(n=1000)
test_cpu_bound_process_contagious(n=1000)
test_io_bound_fork(n=30)
test_io_bound_thread(n=30)
test_io_bound_fork_contagious(n=1000)
test_io_bound_thread_contagious(n=1000)