From mboxrd@z Thu Jan 1 00:00:00 1970 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 From: Jason Wang 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> Subject: [Qemu-devel] [PULL 19/26] docs: Add COLO status diagram to COLO-FT.txt List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org, qemu-devel@nongnu.org Cc: Zhang Chen , Zhang Chen , Jason Wang 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 process by using 'x-colo-lost-heartbeat' command. +== COLO operation status == + ++-----------------+ +| | +| 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. + == Test procedure == 1. Startup qemu Primary: -- 2.5.0