On 03/21/2014 11:01 AM, Thierry Carrez wrote:
Yuriy Taraday wrote:
Benchmark included showed on my machine these numbers (average over 100
iterations):
Running 'ip a':
ip a : 4.565ms
sudo ip a : 13.744ms
sudo rootwrap conf ip a : 102.571ms
daemon.run('ip a') : 8.973ms
Running 'ip netns exec bench_ns ip a':
sudo ip netns exec bench_ns ip a : 162.098ms
sudo rootwrap conf ip netns exec bench_ns ip a : 268.115ms
daemon.run('ip netns exec bench_ns ip a') : 129.876ms
So it looks like running daemon is actually faster than running "sudo".
That's pretty good! However I fear that the extremely simplistic filter
rule file you fed on the benchmark is affecting numbers. Could you post
results from a realistic setup (like same command, but with all the
filter files normally found on a devstack host ?)
Thanks,
That's a good point to have a fair comparison to the c translated one,
I ran it with all the rootwrap filters provided in havana, but I will
rerun the benchmark if that changed.
Anyway, I don't think there should be a huge difference, the worst
part was the startup part.
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