From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yang Hongyang Subject: [PATCH v7 COLO 01/18] docs: add colo readme Date: Thu, 25 Jun 2015 14:30:55 +0800 Message-ID: <1435213872-10698-2-git-send-email-yanghy@cn.fujitsu.com> References: <1435213872-10698-1-git-send-email-yanghy@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1435213872-10698-1-git-send-email-yanghy@cn.fujitsu.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org Cc: wei.liu2@citrix.com, ian.campbell@citrix.com, wency@cn.fujitsu.com, andrew.cooper3@citrix.com, yunhong.jiang@intel.com, eddie.dong@intel.com, guijianfeng@cn.fujitsu.com, rshriram@cs.ubc.ca, ian.jackson@eu.citrix.com List-Id: xen-devel@lists.xenproject.org add colo readme, refer to http://wiki.xen.org/wiki/COLO_-_Coarse_Grain_Lock_Stepping Signed-off-by: Yang Hongyang --- docs/README.colo | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 docs/README.colo diff --git a/docs/README.colo b/docs/README.colo new file mode 100644 index 0000000..466eb72 --- /dev/null +++ b/docs/README.colo @@ -0,0 +1,9 @@ +COLO FT/HA (COarse-grain LOck-stepping Virtual Machines for Non-stop Service) +project is a high availability solution. Both primary VM (PVM) and secondary VM +(SVM) run in parallel. They receive the same request from client, and generate +response in parallel too. If the response packets from PVM and SVM are +identical, they are released immediately. Otherwise, a VM checkpoint (on demand) +is conducted. + +See the website at http://wiki.xen.org/wiki/COLO_-_Coarse_Grain_Lock_Stepping +for details. -- 1.9.1