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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8056CC25B0E for ; Tue, 16 Aug 2022 15:56:02 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EA2E98D0001; Tue, 16 Aug 2022 11:56:01 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E52AE6B0075; Tue, 16 Aug 2022 11:56:01 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D1A4C8D0001; Tue, 16 Aug 2022 11:56:01 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id C1CA06B0073 for ; Tue, 16 Aug 2022 11:56:01 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 93BE51404B8 for ; Tue, 16 Aug 2022 15:56:01 +0000 (UTC) X-FDA: 79805906922.29.D3E5281 Received: from mail-pj1-f51.google.com (mail-pj1-f51.google.com [209.85.216.51]) by imf11.hostedemail.com (Postfix) with ESMTP id 5ED17401D1 for ; Tue, 16 Aug 2022 15:55:55 +0000 (UTC) Received: by mail-pj1-f51.google.com with SMTP id pm17so10099516pjb.3 for ; Tue, 16 Aug 2022 08:55:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc; bh=S0TjqgZ/cpwhvqIRclTaRgLLFqhzUsXjGRreU5l1Dao=; b=qTx7jEv4/nwmvCExtD6R89Dm1SBJ4SkhasuOIfOrwWZ6K1t2Zr0EaCkQWcJCS/uim+ 8X9WP8VRmTcp17JN0SF1dTFzd9Oh4JZoisOJYrLLcIy4MM3xb74oG5Mscfg6rwcrXhJI hQdCdNpKMiGt/+1SGkofKjc4IhOG8u/ztqpv2yctdU8Nuk2IMbHx6qI6TzuQQ0klWjGq aFceiAkHInK+h5iWx+IC90K1AiFSPR3Plz+cYfA1om82VYY1xFn9WCIj5pzWRvWr0cZB /NocanLC50/KXHrrK96ND8mMKm9IrEstRN/hRIk2ALjS9Xwx1q7bVX56kmoPPF2s2jMo tW3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc; bh=S0TjqgZ/cpwhvqIRclTaRgLLFqhzUsXjGRreU5l1Dao=; b=z6FPfDOnXZb4W2HmAocDSpWpGasfl6XZWGA/p92xDTPItTRdQrJWSzXyiTJPgusACG 90AVfxyjTxVEYW0CGrFDT8fzavJ7hgn4ebHXu3pwa3v+9sACMELPH4HeVSiu98u6Vi5z mEqkYYAmf/lSM8f2uBsWE2i79b2AqTGeWKGK5TUsPpWuouuc94qx3v5e5uEAOOA7hIeD 11HJAanJTxqcTt8ZmyOzsVgvDfI/HgKSTmRUsYKVsKy46Nt7MCpTbnjssgpRBkgIsA14 1hPjetlkupCsqmx2HQqg6GqFOqxcZ1OREUPgKY8InzPnDW/FtDY5tIhruYlOWKaa4DIe ZPKw== X-Gm-Message-State: ACgBeo0NLaN/wqeP3UKdkn0ZeIkJPGIsdYSxsCUCmJb8XX3K7Ac/GGSU hEPMU2DIrUJGcmro589oGz4tWjF/Ri2WFm0vR1fnIg== X-Google-Smtp-Source: AA6agR7rNOEKD6nRN5Avv+ABuxkIhBYlnMLShbilL+t09HuhZ24Kqp5AE/3faQMwTl37shqIo4Nw0wBbJ21Udr/teco= X-Received: by 2002:a17:902:8683:b0:171:3114:7678 with SMTP id g3-20020a170902868300b0017131147678mr22420060plo.172.1660665354218; Tue, 16 Aug 2022 08:55:54 -0700 (PDT) MIME-Version: 1.0 References: <20220627123415.GA32052@shbuild999.sh.intel.com> <20220627144822.GA20878@shbuild999.sh.intel.com> <20220628034926.GA69004@shbuild999.sh.intel.com> <20220703104353.GB62281@shbuild999.sh.intel.com> <20220705050326.GF62281@shbuild999.sh.intel.com> In-Reply-To: From: Shakeel Butt Date: Tue, 16 Aug 2022 08:55:43 -0700 Message-ID: Subject: Re: [net] 4890b686f4: netperf.Throughput_Mbps -69.4% regression To: Oliver Sang Cc: Feng Tang , Roman Gushchin , Eric Dumazet , Linux MM , Andrew Morton , Michal Hocko , Johannes Weiner , Muchun Song , Jakub Kicinski , Xin Long , Marcelo Ricardo Leitner , Soheil Hassas Yeganeh , LKML , network dev , linux-s390@vger.kernel.org, MPTCP Upstream , "linux-sctp @ vger . kernel . org" , lkp@lists.01.org, kbuild test robot , Huang Ying , Xing Zhengjun , Yin Fengwei , Ying Xu Content-Type: text/plain; charset="UTF-8" ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1660665361; a=rsa-sha256; cv=none; b=fU6w8EGQbgnM71txxMyox9i00rjO2ylTRsHpTd+h7Sf7E96TYG+c6GYKRns9//B/Loagxz G+IRdnFSqC2Ne3M6YPfyr6c4R3tGohB6qCFuCczhjFpAILe+QTjEhMnOhQkJzV5OxmDTbE wty/Xiz13+DT+MtparLi5106NSLhYW4= ARC-Authentication-Results: i=1; imf11.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=qTx7jEv4; spf=pass (imf11.hostedemail.com: domain of shakeelb@google.com designates 209.85.216.51 as permitted sender) smtp.mailfrom=shakeelb@google.com; dmarc=pass (policy=reject) header.from=google.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1660665361; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=S0TjqgZ/cpwhvqIRclTaRgLLFqhzUsXjGRreU5l1Dao=; b=zonYhG/PJtCFxxA1ubmr+ALZqN4nWnX1jpGEtTT8WbGaUQqeL74j4KZaUFBw0x1jM+tdeZ EFy+4KwL1fOXh2nFh5Xe6QUZYCrkgEtceCVdktpbn8Yo0M+ianr3MLt1JI3Orvx9lwQlhb 0o2Nb6Qc1o2pjwlW7A8IQr9GJAnaKsY= Authentication-Results: imf11.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=qTx7jEv4; spf=pass (imf11.hostedemail.com: domain of shakeelb@google.com designates 209.85.216.51 as permitted sender) smtp.mailfrom=shakeelb@google.com; dmarc=pass (policy=reject) header.from=google.com X-Rspam-User: X-Stat-Signature: z1igt5t9pogy4fbahm4chusjqebna59i X-Rspamd-Queue-Id: 5ED17401D1 X-Rspamd-Server: rspam06 X-HE-Tag: 1660665355-697716 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Aug 15, 2022 at 10:53 PM Oliver Sang wrote: > > Hi all, > > now we noticed this commit has already merged into mainline, and in our tests > there is still similar regression. [1] > > not sure if there is a plan to merge some of the solutions that have been > discussed in this thread? we'll very glad to test patches if there is a request > > Thanks a lot! Hi Oliver, sorry for the delay. I will send out the patches in a day or two. thanks, Shakeel