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SubjectRe: Regression: kernel 4.14 an later very slow with many ipsec tunnels
From: Florian Westphal <>
Date: Thu, 13 Sep 2018 18:38:48 +0200

> Wolfgang Walter <> wrote:
>> What I can say is that it depends mainly on number of policy rules and SA.
> Thats already a good hint, I guess we're hitting long hash chains in
> xfrm_policy_lookup_bytype().

I don't really see how recent changes can influence that.

And the bydst hashes have been dynamically sized for a very long time.

I might have missed something...

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