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Python script useful for stress testing systems
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""" | |
Produces load on all available CPU cores. | |
Requires system environment var STRESS_MINS to be set. | |
""" | |
from multiprocessing import Pool | |
from multiprocessing import cpu_count | |
import time | |
import os | |
def f(x): | |
set_time = os.environ['STRESS_MINS'] | |
timeout = time.time() + 60*float(set_time) # X minutes from now | |
while True: | |
if time.time() > timeout: | |
break | |
x*x | |
if __name__ == '__main__': | |
processes = cpu_count() | |
print ('utilizing %d cores\n' % processes) | |
pool = Pool(processes) | |
pool.map(f, range(processes)) |
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