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Date:   Tue, 2 Oct 2018 16:56:16 +0200
From:   Florian Westphal <fw@strlen.de>
To:     Wolfgang Walter <linux@stwm.de>
Cc:     Florian Westphal <fw@strlen.de>,
        Steffen Klassert <steffen.klassert@secunet.com>,
        David Miller <davem@davemloft.net>, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        christophe.gouault@6wind.com
Subject: Re: Regression: kernel 4.14 an later very slow with many ipsec
 tunnels
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Wolfgang Walter <linux@stwm.de> wrote:
> Since my last reply to this message I didn't get a reply: is there any 
> progress how to fix this performance regression I missed?

Did you test/experiment with hthresh config option?

> Or are we stuck here with longterm kernel 4.9 for a long time?

I'm experimenting with per-dst inexact lists in an rbtree but
this will take time.