From nobody Wed Dec 17 21:46:22 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1539594390265234.74706426125113; Mon, 15 Oct 2018 02:06:30 -0700 (PDT) Received: from localhost ([::1]:51153 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gBypZ-0002CO-3V for importer@patchew.org; Mon, 15 Oct 2018 05:06:29 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45641) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gByXC-0004Vk-Bi for qemu-devel@nongnu.org; Mon, 15 Oct 2018 04:47:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gByX9-0004Jj-7W for qemu-devel@nongnu.org; Mon, 15 Oct 2018 04:47:30 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44906) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gByX8-0004Hu-ST for qemu-devel@nongnu.org; Mon, 15 Oct 2018 04:47:27 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CFD2E3001AC1; Mon, 15 Oct 2018 08:47:25 +0000 (UTC) Received: from jason-ThinkPad-T430s.redhat.com (ovpn-12-138.pek2.redhat.com [10.72.12.138]) by smtp.corp.redhat.com (Postfix) with ESMTP id D623C1797A; Mon, 15 Oct 2018 08:47:23 +0000 (UTC) From: Jason Wang To: peter.maydell@linaro.org, qemu-devel@nongnu.org Date: Mon, 15 Oct 2018 16:46:19 +0800 Message-Id: <1539593186-32183-20-git-send-email-jasowang@redhat.com> In-Reply-To: <1539593186-32183-1-git-send-email-jasowang@redhat.com> References: <1539593186-32183-1-git-send-email-jasowang@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.42]); Mon, 15 Oct 2018 08:47:25 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 19/26] docs: Add COLO status diagram to COLO-FT.txt X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Zhang Chen , Jason Wang , Zhang Chen Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RDMRC_1 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Zhang Chen This diagram make user better understand COLO. Suggested by Markus Armbruster. Signed-off-by: Zhang Chen Signed-off-by: Zhang Chen Signed-off-by: Jason Wang --- docs/COLO-FT.txt | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/docs/COLO-FT.txt b/docs/COLO-FT.txt index 70cfb9c..6302469 100644 --- a/docs/COLO-FT.txt +++ b/docs/COLO-FT.txt @@ -110,6 +110,40 @@ Note: HeartBeat has not been implemented yet, so you need to trigger failover pr= ocess by using 'x-colo-lost-heartbeat' command. =20 +=3D=3D COLO operation status =3D=3D + ++-----------------+ +| | +| Start COLO | +| | ++--------+--------+ + | + | Main qmp command: + | migrate-set-capabilities with x-colo + | migrate + | + v ++--------+--------+ +| | +| COLO running | +| | ++--------+--------+ + | + | Main qmp command: + | x-colo-lost-heartbeat + | or + | some error happened + v ++--------+--------+ +| | send qmp event: +| COLO failover | COLO_EXIT +| | ++-----------------+ + +COLO use the qmp command to switch and report operation status. +The diagram just shows the main qmp command, you can get the detail +in test procedure. + =3D=3D Test procedure =3D=3D 1. Startup qemu Primary: --=20 2.5.0