Re: [Bug 194241] New: LXC - setns() performance issue with more than 1vCPU

[David Miller]

From: Stephen Hemminger <step...@networkplumber.org>
Date: Tue, 7 Feb 2017 08:30:32 -0800

>     Kernel Version: 3.6.57 , 3.16.7

Yeah, we've made thousands of network namespace performance
improvements since then.