From mboxrd@z Thu Jan  1 00:00:00 1970
From: Florian Westphal <fw@strlen.de>
Subject: Re: [RFC] connlimit for nftables and limiting ct count by zone
Date: Wed, 1 Nov 2017 02:26:00 +0100
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Cc: Florian Westphal <fw@strlen.de>, netfilter-devel@vger.kernel.org,
        YiHung Wei <yihungw@vmware.com>,
        Justin Pettit <jpettit@vmware.com>, Joe Stringer <joe@ovn.org>
To: Yi-Hung Wei <yihung.wei@gmail.com>
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Yi-Hung Wei <yihung.wei@gmail.com> wrote:
> > Really?  So far my impression was that ovs does not wish
> > to interact with nft in any way.
> I was thinking about how to use nft to get and the ct limit and ct
> count not by ovs tho. Say a nft user may want to know how many active
> connections are there in a particular zone.

They can do that with the conntrack tool ("conntrack -L --zone 42"),
we can extend the filtering capabilties if needed.