Is 0.7.1 slower than 0.7.0

[Min]

Hello,

Recently I've upgrade to 0.7.1.  But 0.7.1 didn't show performance as 0.7.0.

With 0.7.0 I can push 45MBps to the broker. But I only can push 27MBps
with 0.7.1.

Is there any a fetch to affect the performance?

Thanks