Posts about All-Optical Data Center

The need to change the data center network from a hierarchal one to a leaf-spine or more meshed one has arisen from the ever-increasing need for compute and storage access and the use of server virtualization. Now that many applications can run on one server, if that server gets overloaded, virtual machines (applications) need to move to another server quickly—four hops through the network is not quick, so network architecture is changing to accommodate the mobility of VMs. So now what used to be just a client-server standard three-tier network is starting to look like a HPC cluster.
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