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

From: David Miller <davem@davemloft.net>
Date: 2017-02-07 16:34:35

From: Stephen Hemminger <stephen@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.