rpmalloc-bench.py

import time

times = []

# for N=10**4 works very well, for 10**6 terminates with segfault
N = 10**6

for i in range(100):
	start = time.time()
	s = ""
	for l in range(N):
		s += str(l)
	end = time.time()
	times.append(end - start)
	
print "avg {} ms".format(sum(times)*1000.0/len(times))