topic Re: Is the central node in multi node deployment a single point of failure? in Management & Governance https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417185#M11059 <HTML><HEAD></HEAD><BODY><P>Here you go</P><P><A href="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Failover.htm" title="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Failover.htm">Failover ‒ Qlik Sense</A></P></BODY></HTML> Tue, 10 Oct 2017 17:29:13 GMT jaisoni_trp 2017-10-10T17:29:13Z Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417180#M11054 <HTML><HEAD></HEAD><BODY><P>Hi Guys,</P><P></P><P>I am planning a deployment of highly available Qlik Sense server. Reading through documentation I found out that central node is required for all kind of deployments and also "Rim nodes synchronize data through the central node.". How is not the central node then single point of failure? What happens if the central node goes down?</P><P></P><P>Kind Regards,</P><P>Kausar</P></BODY></HTML> Mon, 09 Oct 2017 10:21:38 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417180#M11054 kausar007 2017-10-09T10:21:38Z Re: Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417181#M11055 <HTML><HEAD></HEAD><BODY><P>You can make another node as fail over candidate and swap Central node in Share Persistence. I would suggest to move to Share architecture instead of Synchronized.</P></BODY></HTML> Mon, 09 Oct 2017 16:51:38 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417181#M11055 jaisoni_trp 2017-10-09T16:51:38Z Re: Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417182#M11056 <HTML><HEAD></HEAD><BODY><P>Hi Jai,</P><P></P><P>Thanks for the suggestions. Do you have any tutorial/guide links for how to install Qlik sense components as shared architecture with high availability?</P><P></P><P>Regards,</P><P>Kausar</P></BODY></HTML> Tue, 10 Oct 2017 08:28:47 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417182#M11056 kausar007 2017-10-10T08:28:47Z Re: Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417183#M11057 <HTML><HEAD></HEAD><BODY><P>Qlik is doing a good job documenting everything on help site. I would start with that.</P><P></P><P><A href="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Installing-Qlik-Sense-multi-node.htm" style="font-size: 10pt;" title="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Installing-Qlik-Sense-multi-node.htm">http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Installing-Qlik-Sense-multi-node.htm</A></P></BODY></HTML> Tue, 10 Oct 2017 12:58:38 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417183#M11057 jaisoni_trp 2017-10-10T12:58:38Z Re: Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417184#M11058 <HTML><HEAD></HEAD><BODY><P>Hi Jai,</P><P></P><P>Yes I was reading through this documentation that means I am on the right track and I will be using the shared persistence option and not the synchronized. As an example let's say I am creating something like this:</P><P></P><P><IMG alt="dr_PortsSepProxyEngineHA_613x535.png" class="jive-image image-1" src="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Resources/Images/dr_PortsSepProxyEngineHA_613x535.png" style="height: auto;" /></P><P></P><P>I have a central node and two proxy/engine nodes But still my question is what happens if the central node goes down? </P><P></P><P>Thanks,</P><P>Kausar</P></BODY></HTML> Tue, 10 Oct 2017 15:08:21 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417184#M11058 kausar007 2017-10-10T15:08:21Z Re: Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417185#M11059 <HTML><HEAD></HEAD><BODY><P>Here you go</P><P><A href="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Failover.htm" title="http://help.qlik.com/en-US/sense/September2017/Subsystems/PlanningQlikSenseDeployments/Content/Deployment/Failover.htm">Failover ‒ Qlik Sense</A></P></BODY></HTML> Tue, 10 Oct 2017 17:29:13 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417185#M11059 jaisoni_trp 2017-10-10T17:29:13Z Re: Is the central node in multi node deployment a single point of failure? https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417186#M11060 <HTML><HEAD></HEAD><BODY><P>Hi Jai,</P><P></P><P>This is great. Thank you for the link. I was looking at the version 3.2 documentation as I had 3.2 installed. Looks like failover was introduced later. <SPAN style="font-size: 13.3333px;">I will be looking to upgrade now. <IMG src="https://community.qlik.com/legacyfs/online/emoticons/happy.png" /></SPAN></P><P><SPAN style="font-size: 13.3333px;"><BR /></SPAN></P><P>Regards,</P><P>Kausar</P></BODY></HTML> Wed, 11 Oct 2017 09:45:28 GMT https://community.qlik.com/t5/Management-Governance/Is-the-central-node-in-multi-node-deployment-a-single-point-of/m-p/1417186#M11060 kausar007 2017-10-11T09:45:28Z