On Wed, Sep 6, 2017 at 8:10 PM, Haishuang Yan <yanhaishu...@cmss.chinamobile.com> wrote: > Different namespace application might require different maximal number > of TCP sockets independently of the host.
So after your patch we could have N * net->ipv4.sysctl_tcp_max_orphans in a whole system, right? This just makes OOM easier to trigger.