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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 18F66C433EF for ; Fri, 11 Feb 2022 14:14:17 +0000 (UTC) Received: from localhost ([::1]:52954 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nIWgi-00036L-Ob for qemu-devel@archiver.kernel.org; Fri, 11 Feb 2022 09:14:16 -0500 Received: from eggs.gnu.org ([209.51.188.92]:60454) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nIWAl-00076B-Gd for qemu-devel@nongnu.org; Fri, 11 Feb 2022 08:41:15 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:49322) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nIWAh-00040V-AR for qemu-devel@nongnu.org; Fri, 11 Feb 2022 08:41:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1644586868; h=from:from: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:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YxK0qZkwoopLRxeP/+QtCp71zKezZJaHA8YHXMzyQmQ=; b=Tu6j2qCleWrYgNHN3hifyfrt4brUNjahvylx9HrNBPMUGl/QEF//TCTJy+jp5yfK4HjSlz GmnP+5dR6L8LcHgm7zdcrdtTE4VfxsER4DC9g24VPgj9vRyXyeVGDZvCuJ4ss5Mv7xZGbj x3K5tnVKWwDOXdru9tfMocgHfpifw5U= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-230-Kp4AOAsRPFKCFgUupoKOww-1; Fri, 11 Feb 2022 08:41:02 -0500 X-MC-Unique: Kp4AOAsRPFKCFgUupoKOww-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C2EC510066FF; Fri, 11 Feb 2022 13:40:45 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.36.112.3]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1B69A2B4B7; Fri, 11 Feb 2022 13:40:23 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id AC1DA21E6A00; Fri, 11 Feb 2022 14:40:21 +0100 (CET) From: Markus Armbruster To: huangy81@chinatelecom.cn Subject: Re: [PATCH v14 7/7] softmmu/dirtylimit: Implement dirty page rate limit References: <32a65f0fbb691aa66094fc9162bff4daa6d7771d.1644509582.git.huangy81@chinatelecom.cn> Date: Fri, 11 Feb 2022 14:40:21 +0100 In-Reply-To: <32a65f0fbb691aa66094fc9162bff4daa6d7771d.1644509582.git.huangy81@chinatelecom.cn> (huangy's message of "Fri, 11 Feb 2022 00:17:41 +0800") Message-ID: <87a6exo722.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=170.10.133.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , David Hildenbrand , Juan Quintela , Richard Henderson , qemu-devel , Peter Xu , "Dr. David Alan Gilbert" , Paolo Bonzini , Philippe =?utf-8?Q?Mathieu-Daud?= =?utf-8?Q?=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" huangy81@chinatelecom.cn writes: > From: Hyman Huang(=E9=BB=84=E5=8B=87) > > Implement dirtyrate calculation periodically basing on > dirty-ring and throttle virtual CPU until it reachs the quota > dirty page rate given by user. > > Introduce qmp commands "set-vcpu-dirty-limit", > "cancel-vcpu-dirty-limit", "query-vcpu-dirty-limit" > to enable, disable, query dirty page limit for virtual CPU. > > Meanwhile, introduce corresponding hmp commands > "set_vcpu_dirty_limit", "cancel_vcpu_dirty_limit", > "info vcpu_dirty_limit" so the feature can be more usable. > > Signed-off-by: Hyman Huang(=E9=BB=84=E5=8B=87) QAPI schema Acked-by: Markus Armbruster