Docker Performance on Multiple Cores (Second Test).md

1 CPU

$ time docker run alpine echo foo
foo
real    0m 0.19s
user    0m 0.00s
sys     0m 0.00s
$ time docker run alpine echo foo
foo
real    0m 0.15s
user    0m 0.00s
sys     0m 0.00s
$ time docker run alpine echo foo
foo
real    0m 0.15s
user    0m 0.00s
sys     0m 0.00s

2 CPUs

$ time docker run alpine echo foo
foo
real    0m 0.62s
user    0m 0.01s
sys     0m 0.00s
$ time docker run alpine echo foo
foo
real    0m 0.59s
user    0m 0.01s
sys     0m 0.00s
$ time docker run alpine echo foo
foo
real    0m 0.59s
user    0m 0.00s
sys     0m 0.01s

3 CPUs

$ time docker run alpine echo foo
foo
real    0m 0.64s
user    0m 0.00s
sys     0m 0.01s
$ time docker run alpine echo foo
foo
real    0m 0.62s
user    0m 0.00s
sys     0m 0.00s
$ time docker run alpine echo foo
foo
real    0m 0.67s
user    0m 0.01s
sys     0m 0.00s

4 CPUs

$ time docker run alpine echo foo
foo
real    0m 0.69s
user    0m 0.00s
sys     0m 0.01s
$ time docker run alpine echo foo
foo
real    0m 0.73s
user    0m 0.00s
sys     0m 0.02s
$ time docker run alpine echo foo
foo
real    0m 0.71s
user    0m 0.00s
sys     0m 0.01s