Wsus cluster aware updating

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In Windows Server 2012 Microsoft introduced Cluster-Aware Updating or short CAU.Cluster-Aware Updating allows you to update your cluster nodes via automated workflow.Maybe you are familiar with the Remediation process in System Center Virtual Machine which allows you to automatically set a Hyper-V node in maintenance mode, move Virtual Machines to another node, install patches on your Hyper-V Cluster node and bring the node back online. Cluster-Aware Updating (CAU) is an automated feature that allows you to update clustered servers with little or no loss in availability during the update process.During an Updating Run, CAU transparently performs the following tasks: Microsoft Tech Net: Cluster-Aware Updating overview CAU does not only move Virtual Machines, like SCVMM, it does also know about other Cluster Roles like Hyper-V Replica Broker or File shares.You can change this default behaviour so that low priority VMs are moved using live migration, just like medium- and high-priority VMs.

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Where System Center Virtual Machine is the clear winner, is where you have security roles in place and you need logs and other security features.By now we hope that all administrators should understand the need to regularly run Windows Update to secure their Windows desktop and server computers.There should be a certain Darwinian element to this, but it seems that the weak in our industry continue to survive, despite the best efforts of malware such as Conficker.Check the prerequisites, the name of the prestaged computer account, and the permissions on the cluster’s OU.With CAU configured, your cluster will automatically: You can initiate a patch run manually from FCM on a cluster node once you have completed the above configuration.

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