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=-7.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 E5FD3C3A59F for ; Sat, 31 Aug 2019 11:20:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B9F4422CE9 for ; Sat, 31 Aug 2019 11:20:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567250416; bh=hXei5bZ7WBN0X4Ji/gcuTN/I8JDxgNxSrJTH1V+inng=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=x6HCFX7AthCYmYVycIEOcpWfFj8Q9MXNEA6xVlCDqso8fvfSVgA4DFybNeDYqyVii gAwtdYqO2ffoW0++SBAO6mslPcXtDSPiW5aruTMHYNu8fBUpX5XGqVhMZ+c9SKsRRx 7qyQRpzEmInP974RIJn2tZijyQH9DMN72fOdxn8Q= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726659AbfHaLUQ (ORCPT ); Sat, 31 Aug 2019 07:20:16 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:34201 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726062AbfHaLUQ (ORCPT ); Sat, 31 Aug 2019 07:20:16 -0400 Received: by mail-qt1-f193.google.com with SMTP id a13so10597425qtj.1; Sat, 31 Aug 2019 04:20:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=LvmGRX4LOdsdUyhqS2DocPUCGusSGnHnPDwLS+tUYBw=; b=PK/UUpMIz6vGKESR/qWrB73mE5YrMA3srDYvsuYkZrvinUDXGVxGQ5MG3gdvcVS07j ZfANEcE/6el1beaQ4LSh3G1MTb05PufyP/OU6Q0VQOb2cDAcrIxDzvSZv+FYVzrntCvQ tTWEaEuJyTtf8N2g7gXdNHT7+q8SLvbxI/heNodCYdg+heOHOoAdjPP4Vsu3obkzZWSe H5W7JInfDelMo6SSnpOS6d0F9x0aIdjeq9YYKXaxhbj3w9W8nmYuGb4t7T/SW7pQKzB/ 097wawu8tSWVKZF9uRH0rbsWAQ5AUeikdovBIDTVghW4ccY/51t6WwfqP70a9c4bACZh jL9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=LvmGRX4LOdsdUyhqS2DocPUCGusSGnHnPDwLS+tUYBw=; b=XqbXTdgCk0QLUjU09c18Ppvk5AVQOuGwEWyovFBFhLiSBv+AZP5Lb8vgvqRpOUPYsS I19cLFyA4qaSYnEWy+XeI/nhdcroYwEgg82J+4vo7lT1eY1iDlJpidarz+Ic3WYhsPun wtc5/82vpJjK/LTiX+E08PNY1U8Uu+2lOgy8baWMqJTolSW33HJOysjsLu2nzduVo5IH FfuIKtVyodwKhd0CxQ57EMb5eXWbKodUlRom782fpYpwaXJirlUcjEHL2ZeQlzxnKv4A dxI9JOdFMp7jhNTxvvDmNgnd4Qp9Jnv9Rvdmz0zTAhVZCU0oSROaZKqgxLCyO+1BZ6Aw 0hYQ== X-Gm-Message-State: APjAAAV8VuD4LHHuMkoeOCWHz8x2+BOXt5UJFCZrGbNXj+PPKWP5wIuX UnJsNMNjGDpVdZdn7dW8/4w= X-Google-Smtp-Source: APXvYqxlmdRha80klC3NPhknthgVd3QVg1cGBUKDxmEcoq0Bjs+/s8SS3U82mQXt9So7bUSlMmHy0A== X-Received: by 2002:ad4:4a92:: with SMTP id h18mr13034019qvx.235.1567250414665; Sat, 31 Aug 2019 04:20:14 -0700 (PDT) Received: from localhost ([2620:10d:c091:480::3986]) by smtp.gmail.com with ESMTPSA id t15sm1442361qti.12.2019.08.31.04.20.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 31 Aug 2019 04:20:13 -0700 (PDT) Date: Sat, 31 Aug 2019 04:20:10 -0700 From: Tejun Heo To: Paolo Valente Cc: Jens Axboe , newella@fb.com, clm@fb.com, Josef Bacik , dennisz@fb.com, Li Zefan , Johannes Weiner , linux-kernel , linux-block , kernel-team@fb.com, cgroups@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, bpf@vger.kernel.org Subject: Re: [PATCHSET block/for-next] IO cost model based work-conserving porportional controller Message-ID: <20190831112010.GG2263813@devbig004.ftw2.facebook.com> References: <20190614015620.1587672-1-tj@kernel.org> <20190614175642.GA657710@devbig004.ftw2.facebook.com> <5A63F937-F7B5-4D09-9DB4-C73D6F571D50@linaro.org> <20190820151903.GH2263813@devbig004.ftw2.facebook.com> <9EB760CE-0028-4766-AE9D-6E90028D8579@linaro.org> <20190831065358.GF2263813@devbig004.ftw2.facebook.com> <73CA9E04-DD93-47E4-B0FE-0A12EC991DEF@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <73CA9E04-DD93-47E4-B0FE-0A12EC991DEF@linaro.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Hello, On Sat, Aug 31, 2019 at 09:10:26AM +0200, Paolo Valente wrote: > Hi Tejun, > thank you very much for this extra information, I'll try the > configuration you suggest. In this respect, is this still the branch > to use > > https://kernel.googlesource.com/pub/scm/linux/kernel/git/tj/cgroup/+/refs/heads/review-iocost-v2 > > also after the issue spotted two days ago [1]? block/for-next is the branch which has all the updates. git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next Thanks. -- tejun