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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 1445BC433DF for ; Sat, 23 May 2020 16:11:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D8A882085B for ; Sat, 23 May 2020 16:11:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="PwXYeIoc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728000AbgEWQLX (ORCPT ); Sat, 23 May 2020 12:11:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38588 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726338AbgEWQLX (ORCPT ); Sat, 23 May 2020 12:11:23 -0400 Received: from mail-oo1-xc2a.google.com (mail-oo1-xc2a.google.com [IPv6:2607:f8b0:4864:20::c2a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5E8B3C061A0E for ; Sat, 23 May 2020 09:11:23 -0700 (PDT) Received: by mail-oo1-xc2a.google.com with SMTP id c187so2803266ooc.2 for ; Sat, 23 May 2020 09:11:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5GKyWYNkMAg3RS9q0anXXEWsvvUDKg+FdI5mDQ8BiRQ=; b=PwXYeIocJMdCnGxfdcJowVfsYfx89PRu3LXcbeqWxwsjEbkoLODxaITOk4WarvMb3j NBtQJww4B7QxpN9DQc749ANiXHK/kf0QUed4mYgdnN5mUroEgRmVEa7VYYA6NOkOHBEz 39nFhyYBqqd4t2cAFqciT6HWQVnxhD+w0JJ9e8R9FbuEJlg8Hcbtc5r7VY0z0CBrRo5X U94TsKM3P4J8Ea6gfFzRXxvdz38CFfpU793tFsbfyQpNtRY4EJMny0IZ+WOg0HxppvOp sdWGMzVbaa8kKcYWZflUdTOIzInhw2LeJzEnIRWMVhvQUtvyOk+VdFr13gj38jUaai/a m11g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=5GKyWYNkMAg3RS9q0anXXEWsvvUDKg+FdI5mDQ8BiRQ=; b=DXsb3QU+3ev+eqk8k4JP96sBaf/N+DSgZKCI+xNPt0NppMk2vdlD5uv4OG6IWF0jCK c7tqKY/bc/44Y+7IuzyGYzckb1t2l8thveTfIAXoNjwuUrAwIc4Lr8bbzvcuicVgN2hc f6MWkfgSBzOFBluV8b3LWse7Q7hTJHNX5iprg6gV+MCPOZ88lmmMwS2HuZi69dldI2Sw UVWZ/x3q4jpqafesHjvpaa4cLYnYoWONC6D7IwPqakyfEZ5q6E47R/P3Qzla1Xb+VxnA OpSypLD4lUzmWoatyRGtKQCXE0Ko5Wa5IEgAITg3mwNVxKrdHRWUHdoul8Hd63FXNz4x PLNg== X-Gm-Message-State: AOAM532FrjOP6QhT/CHYW8JIlaG5SIeSSA4gulXSkXynw1PKAxUyflKO 638J2icPQ4P14mIZWEGFFzHXrk0XXhQ0Y8ddLH65KfIfKLA= X-Google-Smtp-Source: ABdhPJx3AyyhrduXtv2P7EwRc5jeBCNjmLkVyqQXKiPWHjFpcWyps4nqk2+jhTB1JMrToXR6/swfcxK68wfNHPe9jdY= X-Received: by 2002:a4a:3556:: with SMTP id w22mr7331976oog.20.1590250282229; Sat, 23 May 2020 09:11:22 -0700 (PDT) MIME-Version: 1.0 References: <2ae5353b-461b-6a87-227c-f13b0c2ccfe2@suse.com> In-Reply-To: From: Jorge Bastos Date: Sat, 23 May 2020 17:11:12 +0100 Message-ID: Subject: Re: 5.6, slow send/receive, < 1MB/s To: Chris Murphy Cc: Btrfs BTRFS Content-Type: text/plain; charset="UTF-8" Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hi there, I'm also having much lower than normal send/receive performance since upgrading to kernel 5.6 (currently kernel 5.6.13 - btrfs-progs 5.6), there's also a very high CPU utilization during it, anything that can be done for now? Regards, Jorge Bastos