From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F16CC46475 for ; Thu, 25 Oct 2018 19:24:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EA60C207DD for ; Thu, 25 Oct 2018 19:24:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EA60C207DD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=strlen.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727799AbeJZD62 (ORCPT ); Thu, 25 Oct 2018 23:58:28 -0400 Received: from Chamillionaire.breakpoint.cc ([146.0.238.67]:54088 "EHLO Chamillionaire.breakpoint.cc" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726580AbeJZD62 (ORCPT ); Thu, 25 Oct 2018 23:58:28 -0400 Received: from fw by Chamillionaire.breakpoint.cc with local (Exim 4.89) (envelope-from ) id 1gFlEy-0002cr-JD; Thu, 25 Oct 2018 21:24:20 +0200 Date: Thu, 25 Oct 2018 21:24:20 +0200 From: Florian Westphal To: David Miller Cc: linux@stwm.de, netdev@vger.kernel.org, fw@strlen.de, steffen.klassert@secunet.com, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, christophe.gouault@6wind.com, gregkh@linuxfoundation.org Subject: Re: Regression: kernel 4.14 an later very slow with many ipsec tunnels Message-ID: <20181025192420.2dwxiniutqrqrc7h@breakpoint.cc> References: <20181002213536.sgjansduqenps2md@breakpoint.cc> <1729915.dWWxddREcQ@stwm.de> <2766296.15tpkxTHJV@stwm.de> <20181025.103450.1966639999117342457.davem@davemloft.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181025.103450.1966639999117342457.davem@davemloft.net> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org David Miller wrote: > Please work diligently with Florian and others to try and find ways to > soften the performance hit. I will send a patch series that pre-sorts inexact policies into rbtrees at insert time as soon as next-next opens up again.